A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A

abandonBlock(Block, String, String) - Method in class org.apache.hadoop.dfs.NameNode
The client needs to give up on the block.
ABSOLUTE - Static variable in class org.apache.hadoop.metrics.spi.MetricValue
 
AbstractMapWritable - Class in org.apache.hadoop.io
Abstract base class for MapWritable and SortedMapWritable Unlike org.apache.nutch.crawl.MapWritable, this class allows creation of MapWritable<Writable, MapWritable> so the CLASS_TO_ID and ID_TO_CLASS maps travel with the class instead of being static.
AbstractMapWritable() - Constructor for class org.apache.hadoop.io.AbstractMapWritable
constructor.
AbstractMetricsContext - Class in org.apache.hadoop.metrics.spi
The main class of the Service Provider Interface.
AbstractMetricsContext() - Constructor for class org.apache.hadoop.metrics.spi.AbstractMetricsContext
Creates a new instance of AbstractMetricsContext
accept(Path) - Method in interface org.apache.hadoop.fs.PathFilter
Tests whether or not the specified abstract pathname should be included in a pathname list.
accept(Class<?>) - Method in class org.apache.hadoop.io.serializer.JavaSerialization
 
accept(Class<?>) - Method in interface org.apache.hadoop.io.serializer.Serialization
Allows clients to test whether this Serialization supports the given class.
accept(Class<?>) - Method in class org.apache.hadoop.io.serializer.WritableSerialization
 
accept(CompositeRecordReader.JoinCollector, K) - Method in interface org.apache.hadoop.mapred.join.ComposableRecordReader
While key-value pairs from this RecordReader match the given key, register them with the JoinCollector provided.
accept(CompositeRecordReader.JoinCollector, K) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
If key provided matches that of this Composite, give JoinCollector iterator over values it may emit.
accept(CompositeRecordReader.JoinCollector, K) - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Add an iterator to the collector at the position occupied by this RecordReader over the values in this stream paired with the key provided (ie register a stream of values from this source matching K with a collector).
accept(Path) - Method in class org.apache.hadoop.mapred.OutputLogFilter
 
accept(Object) - Method in interface org.apache.hadoop.mapred.SequenceFileInputFilter.Filter
filter function Decide if a record should be filtered or not
accept(Object) - Method in class org.apache.hadoop.mapred.SequenceFileInputFilter.MD5Filter
Filtering method If MD5(key) % frequency==0, return true; otherwise return false
accept(Object) - Method in class org.apache.hadoop.mapred.SequenceFileInputFilter.PercentFilter
Filtering method If record# % frequency==0, return true; otherwise return false
accept(Object) - Method in class org.apache.hadoop.mapred.SequenceFileInputFilter.RegexFilter
Filtering method If key matches the regex, return true; otherwise return false
AccessControlException - Exception in org.apache.hadoop.fs.permission
An exception class for access control related issues.
AccessControlException() - Constructor for exception org.apache.hadoop.fs.permission.AccessControlException
Default constructor is needed for unwrapping from RemoteException.
AccessControlException(String) - Constructor for exception org.apache.hadoop.fs.permission.AccessControlException
Constructs an AccessControlException with the specified detail message.
activateOptions() - Method in class org.apache.hadoop.mapred.TaskLogAppender
 
add(Object) - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator
 
add(Object) - Method in interface org.apache.hadoop.contrib.utils.join.ResetableIterator
 
add(X) - Method in class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
add(InputSplit) - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
Add an InputSplit to this collection.
add(ComposableRecordReader<K, ? extends V>) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Add a RecordReader to this collection.
add(TupleWritable) - Method in class org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator
 
add(V) - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader.MultiFilterDelegationIterator
 
add(T) - Method in interface org.apache.hadoop.mapred.join.ResetableIterator
Add an element to the collection of elements to iterate over.
add(U) - Method in class org.apache.hadoop.mapred.join.ResetableIterator.EMPTY
 
add(X) - Method in class org.apache.hadoop.mapred.join.StreamBackedIterator
 
add(Node) - Method in class org.apache.hadoop.net.NetworkTopology
Add a leaf node Update node counter & rack counter if neccessary
add_escapes(String) - Method in exception org.apache.hadoop.record.compiler.generated.ParseException
Used to convert raw characters to their escaped version when these raw version cannot be used as part of an ASCII string literal.
addArchiveToClassPath(Path, Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Add an archive path to the current set of classpath entries.
addBlock(String, String) - Method in class org.apache.hadoop.dfs.NameNode
 
addCacheArchive(URI, Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Add a archives to be localized to the conf
addCacheFile(URI, Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Add a file to be localized to the conf
addClass(String, Class, String) - Method in class org.apache.hadoop.util.ProgramDriver
This is the method that adds the classed to the repository
addColumn(ColumnName, boolean) - Method in class org.apache.hadoop.examples.dancing.DancingLinks
Add a column to the table
addColumn(ColumnName) - Method in class org.apache.hadoop.examples.dancing.DancingLinks
Add a column to the table
addCommand(List<String>, boolean) - Static method in class org.apache.hadoop.mapred.TaskLog
Add quotes to each of the command strings and return as a single string
addDefaults() - Method in class org.apache.hadoop.mapred.join.CompositeInputFormat
Adds the default set of identifiers to the parser.
addDependingJob(Job) - Method in class org.apache.hadoop.mapred.jobcontrol.Job
Add a job to this jobs' dependency list.
addDoubleValue(Object, double) - Method in class org.apache.hadoop.contrib.utils.join.JobBase
Increment the given counter by the given incremental value If the counter does not exist, one is created with value 0.
addEscapes(String) - Static method in error org.apache.hadoop.record.compiler.generated.TokenMgrError
Replaces unprintable characters by their espaced (or unicode escaped) equivalents in the given string
addField(String, TypeID) - Method in class org.apache.hadoop.record.meta.RecordTypeInfo
Add a field.
addFileset(FileSet) - Method in class org.apache.hadoop.record.compiler.ant.RccTask
Adds a fileset that can consist of one or more files
addFileToClassPath(Path, Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Add an file path to the current set of classpath entries It adds the file to cache as well.
addIdentifier(String, Class<?>[], Class<? extends Parser.Node>, Class<? extends ComposableRecordReader>) - Static method in class org.apache.hadoop.mapred.join.Parser.Node
For a given identifier, add a mapping to the nodetype for the parse tree and to the ComposableRecordReader to be created, including the formals required to invoke the constructor.
addInputPath(JobConf, Path) - Static method in class org.apache.hadoop.mapred.FileInputFormat
Add a Path to the list of inputs for the map-reduce job.
addInputPath(Path) - Method in class org.apache.hadoop.mapred.JobConf
Deprecated. Use FileInputFormat.addInputPath(JobConf, Path) or FileInputFormat.addInputPaths(JobConf, String)
addInputPaths(JobConf, String) - Static method in class org.apache.hadoop.mapred.FileInputFormat
Add the given comma separated paths to the list of inputs for the map-reduce job.
additionalConfSpec_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
addJob(Job) - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
Add a new job.
addJobs(Collection<Job>) - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
Add a collection of jobs
addLongValue(Object, long) - Method in class org.apache.hadoop.contrib.utils.join.JobBase
Increment the given counter by the given incremental value If the counter does not exist, one is created with value 0.
addMissing(String, long) - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Add a missing block name, plus its size.
addName(Class, String) - Static method in class org.apache.hadoop.io.WritableName
Add an alternate name for a class.
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
add a value to the aggregator
addNextValue(double) - Method in class org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMax
add a value to the aggregator
addNextValue(long) - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMax
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMin
add a value to the aggregator
addNextValue(long) - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMin
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueSum
add a value to the aggregator
addNextValue(long) - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueSum
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMax
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMin
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.UniqValueCount
add a value to the aggregator
addNextValue(Object) - Method in interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregator
add a value to the aggregator
addNextValue(Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueHistogram
add the given val to the aggregator.
addPhase(String) - Method in class org.apache.hadoop.util.Progress
Adds a named node to the tree.
addPhase() - Method in class org.apache.hadoop.util.Progress
Adds a node to the tree.
addResource(String) - Method in class org.apache.hadoop.conf.Configuration
Add a configuration resource.
addResource(URL) - Method in class org.apache.hadoop.conf.Configuration
Add a configuration resource.
addResource(Path) - Method in class org.apache.hadoop.conf.Configuration
Add a configuration resource.
addRow(boolean[]) - Method in class org.apache.hadoop.examples.dancing.DancingLinks
Add a row to the table.
addServlet(String, String, Class<T>) - Method in class org.apache.hadoop.mapred.StatusHttpServer
Add a servlet in the server.
addSslListener(InetSocketAddress, String, String, String) - Method in class org.apache.hadoop.mapred.StatusHttpServer
Configure an ssl listener on the server.
addStaticResolution(String, String) - Static method in class org.apache.hadoop.net.NetUtils
Adds a static resolution for host.
addTableFooter(JspWriter) - Method in class org.apache.hadoop.dfs.JspHelper
 
addTableHeader(JspWriter) - Method in class org.apache.hadoop.dfs.JspHelper
 
addTableRow(JspWriter, String[]) - Method in class org.apache.hadoop.dfs.JspHelper
 
addTableRow(JspWriter, String[], int) - Method in class org.apache.hadoop.dfs.JspHelper
 
addTaskEnvironment_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
addToMap(Class) - Method in class org.apache.hadoop.io.AbstractMapWritable
Add a Class to the maps if it is not already present.
adjustBeginLineColumn(int, int) - Method in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
Method to adjust line and column numbers for the start of a token.
adjustTop() - Method in class org.apache.hadoop.util.PriorityQueue
Should be called when the Object at top changes values.
adminState - Variable in class org.apache.hadoop.dfs.DatanodeInfo
 
AggregateWordCount - Class in org.apache.hadoop.examples
This is an example Aggregated Hadoop Map/Reduce application.
AggregateWordCount() - Constructor for class org.apache.hadoop.examples.AggregateWordCount
 
AggregateWordCount.WordCountPlugInClass - Class in org.apache.hadoop.examples
 
AggregateWordCount.WordCountPlugInClass() - Constructor for class org.apache.hadoop.examples.AggregateWordCount.WordCountPlugInClass
 
AggregateWordHistogram - Class in org.apache.hadoop.examples
This is an example Aggregated Hadoop Map/Reduce application.
AggregateWordHistogram() - Constructor for class org.apache.hadoop.examples.AggregateWordHistogram
 
AggregateWordHistogram.AggregateWordHistogramPlugin - Class in org.apache.hadoop.examples
 
AggregateWordHistogram.AggregateWordHistogramPlugin() - Constructor for class org.apache.hadoop.examples.AggregateWordHistogram.AggregateWordHistogramPlugin
 
aggregatorDescriptorList - Variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJobBase
 
allFinished() - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
 
ALREADY_RUNNING - Static variable in class org.apache.hadoop.dfs.Balancer
 
AlreadyBeingCreatedException - Exception in org.apache.hadoop.dfs
The exception that happens when you ask to create a file that already is being created, but is not closed yet.
AlreadyBeingCreatedException(String) - Constructor for exception org.apache.hadoop.dfs.AlreadyBeingCreatedException
 
and(FsAction) - Method in enum org.apache.hadoop.fs.permission.FsAction
AND operation.
append(Path, int, Progressable) - Method in class org.apache.hadoop.dfs.DistributedFileSystem
This optional operation is not yet supported.
append(Path, int, Progressable) - Method in class org.apache.hadoop.dfs.HftpFileSystem
This optional operation is not yet supported.
append(Path, int, Progressable) - Method in class org.apache.hadoop.fs.ChecksumFileSystem
Append to an existing file (optional operation).
append(Path) - Method in class org.apache.hadoop.fs.FileSystem
Append to an existing file (optional operation).
append(Path, int) - Method in class org.apache.hadoop.fs.FileSystem
Append to an existing file (optional operation).
append(Path, int, Progressable) - Method in class org.apache.hadoop.fs.FileSystem
Append to an existing file (optional operation).
append(Path, int, Progressable) - Method in class org.apache.hadoop.fs.FilterFileSystem
Append to an existing file (optional operation).
append(Path, int, Progressable) - Method in class org.apache.hadoop.fs.ftp.FTPFileSystem
This optional operation is not yet supported.
append(Path, int, Progressable) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
This optional operation is not yet supported.
append(Path, int, Progressable) - Method in class org.apache.hadoop.fs.RawLocalFileSystem
Append to an existing file (optional operation).
append(Path, int, Progressable) - Method in class org.apache.hadoop.fs.s3.S3FileSystem
This optional operation is not yet supported.
append(Path, int, Progressable) - Method in class org.apache.hadoop.fs.s3native.NativeS3FileSystem
This optional operation is not yet supported.
append(Writable) - Method in class org.apache.hadoop.io.ArrayFile.Writer
Append a value to the file.
append(WritableComparable, Writable) - Method in class org.apache.hadoop.io.MapFile.Writer
Append a key/value pair to the map.
append(Writable, Writable) - Method in class org.apache.hadoop.io.SequenceFile.Writer
Append a key/value pair.
append(Object, Object) - Method in class org.apache.hadoop.io.SequenceFile.Writer
Append a key/value pair.
append(WritableComparable) - Method in class org.apache.hadoop.io.SetFile.Writer
Append a key to a set.
append(byte[], int, int) - Method in class org.apache.hadoop.io.Text
Append a range of bytes to the end of the given text
append(LoggingEvent) - Method in class org.apache.hadoop.mapred.TaskLogAppender
 
append(LoggingEvent) - Method in class org.apache.hadoop.metrics.jvm.EventCounter
 
append(byte[], int, int) - Method in class org.apache.hadoop.record.Buffer
Append specified bytes to the buffer.
append(byte[]) - Method in class org.apache.hadoop.record.Buffer
Append specified bytes to the buffer
appendRaw(byte[], int, int, SequenceFile.ValueBytes) - Method in class org.apache.hadoop.io.SequenceFile.Writer
 
applyUMask(FsPermission) - Method in class org.apache.hadoop.fs.permission.FsPermission
Apply a umask to this permission and return a new one
applyUMask(FsPermission) - Method in class org.apache.hadoop.fs.permission.PermissionStatus
Apply umask.
archiveURIs - Variable in class org.apache.hadoop.streaming.StreamJob
 
args - Variable in class org.apache.hadoop.fs.shell.Command
 
argv_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
ArrayFile - Class in org.apache.hadoop.io
A dense file-based mapping from integers to values.
ArrayFile() - Constructor for class org.apache.hadoop.io.ArrayFile
 
ArrayFile.Reader - Class in org.apache.hadoop.io
Provide access to an existing array file.
ArrayFile.Reader(FileSystem, String, Configuration) - Constructor for class org.apache.hadoop.io.ArrayFile.Reader
Construct an array reader for the named file.
ArrayFile.Writer - Class in org.apache.hadoop.io
Write a new array file.
ArrayFile.Writer(Configuration, FileSystem, String, Class) - Constructor for class org.apache.hadoop.io.ArrayFile.Writer
Create the named file for values of the named class.
ArrayFile.Writer(Configuration, FileSystem, String, Class, SequenceFile.CompressionType, Progressable) - Constructor for class org.apache.hadoop.io.ArrayFile.Writer
Create the named file for values of the named class.
ArrayListBackedIterator - Class in org.apache.hadoop.contrib.utils.join
This class provides an implementation of ResetableIterator.
ArrayListBackedIterator() - Constructor for class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator
 
ArrayListBackedIterator(ArrayList<Object>) - Constructor for class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator
 
ArrayListBackedIterator<X extends Writable> - Class in org.apache.hadoop.mapred.join
This class provides an implementation of ResetableIterator.
ArrayListBackedIterator() - Constructor for class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
ArrayListBackedIterator(ArrayList<X>) - Constructor for class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
arrayToString(String[]) - Static method in class org.apache.hadoop.util.StringUtils
Given an array of strings, return a comma-separated list of its elements.
ArrayWritable - Class in org.apache.hadoop.io
A Writable for arrays containing instances of a class.
ArrayWritable(Class) - Constructor for class org.apache.hadoop.io.ArrayWritable
 
ArrayWritable(Class, Writable[]) - Constructor for class org.apache.hadoop.io.ArrayWritable
 
ArrayWritable(String[]) - Constructor for class org.apache.hadoop.io.ArrayWritable
 
available() - Method in class org.apache.hadoop.fs.FSInputChecker
 
available() - Method in class org.apache.hadoop.io.compress.GzipCodec.GzipInputStream
 

B

backup(int) - Method in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
Balancer - Class in org.apache.hadoop.dfs
The balancer is a tool that balances disk space usage on an HDFS cluster when some datanodes become full or when new empty nodes join the cluster.
beginColumn - Variable in class org.apache.hadoop.record.compiler.generated.Token
beginLine and beginColumn describe the position of the first character of this token; endLine and endColumn describe the position of the last character of this token.
beginLine - Variable in class org.apache.hadoop.record.compiler.generated.Token
beginLine and beginColumn describe the position of the first character of this token; endLine and endColumn describe the position of the last character of this token.
BeginToken() - Method in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
bestNode(LocatedBlock) - Method in class org.apache.hadoop.dfs.JspHelper
 
BinaryRecordInput - Class in org.apache.hadoop.record
 
BinaryRecordInput(InputStream) - Constructor for class org.apache.hadoop.record.BinaryRecordInput
Creates a new instance of BinaryRecordInput
BinaryRecordInput(DataInput) - Constructor for class org.apache.hadoop.record.BinaryRecordInput
Creates a new instance of BinaryRecordInput
BinaryRecordOutput - Class in org.apache.hadoop.record
 
BinaryRecordOutput(OutputStream) - Constructor for class org.apache.hadoop.record.BinaryRecordOutput
Creates a new instance of BinaryRecordOutput
BinaryRecordOutput(DataOutput) - Constructor for class org.apache.hadoop.record.BinaryRecordOutput
Creates a new instance of BinaryRecordOutput
bind(ServerSocket, InetSocketAddress, int) - Static method in class org.apache.hadoop.ipc.Server
A convenience method to bind to a given address and report better exceptions if the address is not a valid host.
Block - Class in org.apache.hadoop.fs.s3
Holds metadata about a block of data being stored in a FileSystemStore.
Block(long, long) - Constructor for class org.apache.hadoop.fs.s3.Block
 
BLOCK_INVALIDATE_CHUNK - Static variable in interface org.apache.hadoop.dfs.FSConstants
 
blockExists(long) - Method in interface org.apache.hadoop.fs.s3.FileSystemStore
 
BlockLocation - Class in org.apache.hadoop.fs
 
BlockLocation() - Constructor for class org.apache.hadoop.fs.BlockLocation
Default Constructor
BlockLocation(String[], String[], long, long) - Constructor for class org.apache.hadoop.fs.BlockLocation
Constructor with host, name, offset and length
blockReceived(DatanodeRegistration, Block[], String[]) - Method in class org.apache.hadoop.dfs.NameNode
 
blockReport(DatanodeRegistration, long[]) - Method in class org.apache.hadoop.dfs.NameNode
 
blockReport - Variable in class org.apache.hadoop.dfs.NameNodeMetrics
 
BLOCKREPORT_INITIAL_DELAY - Static variable in interface org.apache.hadoop.dfs.FSConstants
 
BLOCKREPORT_INTERVAL - Static variable in interface org.apache.hadoop.dfs.FSConstants
 
blockReports - Variable in class org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics
 
blocksRead - Variable in class org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics
 
blocksRemoved - Variable in class org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics
 
blocksReplicated - Variable in class org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics
 
blocksTotal - Variable in class org.apache.hadoop.dfs.FSNamesystemMetrics
 
blocksVerified - Variable in class org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics
 
blocksWritten - Variable in class org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics
 
blockVerificationFailures - Variable in class org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics
 
BOOL - Static variable in class org.apache.hadoop.record.meta.TypeID.RIOType
 
BOOLEAN_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
BooleanWritable - Class in org.apache.hadoop.io
A WritableComparable for booleans.
BooleanWritable() - Constructor for class org.apache.hadoop.io.BooleanWritable
 
BooleanWritable(boolean) - Constructor for class org.apache.hadoop.io.BooleanWritable
 
BooleanWritable.Comparator - Class in org.apache.hadoop.io
A Comparator optimized for BooleanWritable.
BooleanWritable.Comparator() - Constructor for class org.apache.hadoop.io.BooleanWritable.Comparator
 
BoolTypeID - Static variable in class org.apache.hadoop.record.meta.TypeID
Constant classes for the basic types, so we can share them.
bufcolumn - Variable in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
Buffer - Class in org.apache.hadoop.record
A byte sequence that is used as a Java native type for buffer.
Buffer() - Constructor for class org.apache.hadoop.record.Buffer
Create a zero-count sequence.
Buffer(byte[]) - Constructor for class org.apache.hadoop.record.Buffer
Create a Buffer using the byte array as the initial value.
Buffer(byte[], int, int) - Constructor for class org.apache.hadoop.record.Buffer
Create a Buffer using the byte range as the initial value.
buffer - Variable in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
BUFFER - Static variable in class org.apache.hadoop.record.meta.TypeID.RIOType
 
BUFFER_SIZE - Static variable in interface org.apache.hadoop.dfs.FSConstants
 
BUFFER_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
BufferedFSInputStream - Class in org.apache.hadoop.fs
A class optimizes reading from FSInputStream by bufferring
BufferedFSInputStream(FSInputStream, int) - Constructor for class org.apache.hadoop.fs.BufferedFSInputStream
Creates a BufferedFSInputStream with the specified buffer size, and saves its argument, the input stream in, for later use.
BufferTypeID - Static variable in class org.apache.hadoop.record.meta.TypeID
 
bufline - Variable in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
bufpos - Variable in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
buildRoot(HttpServletRequest, XMLOutputter) - Method in class org.apache.hadoop.dfs.ListPathsServlet
Build a map from the query string, setting values and defaults.
BuiltInZlibDeflater - Class in org.apache.hadoop.io.compress.zlib
A wrapper around java.util.zip.Deflater to make it conform to org.apache.hadoop.io.compress.Compressor interface.
BuiltInZlibDeflater(int, boolean) - Constructor for class org.apache.hadoop.io.compress.zlib.BuiltInZlibDeflater
 
BuiltInZlibDeflater(int) - Constructor for class org.apache.hadoop.io.compress.zlib.BuiltInZlibDeflater
 
BuiltInZlibDeflater() - Constructor for class org.apache.hadoop.io.compress.zlib.BuiltInZlibDeflater
 
BuiltInZlibInflater - Class in org.apache.hadoop.io.compress.zlib
A wrapper around java.util.zip.Inflater to make it conform to org.apache.hadoop.io.compress.Decompressor interface.
BuiltInZlibInflater(boolean) - Constructor for class org.apache.hadoop.io.compress.zlib.BuiltInZlibInflater
 
BuiltInZlibInflater() - Constructor for class org.apache.hadoop.io.compress.zlib.BuiltInZlibInflater
 
BYTE - Static variable in class org.apache.hadoop.record.meta.TypeID.RIOType
 
BYTE_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
byteDesc(long) - Static method in class org.apache.hadoop.fs.FsShell
Return an abbreviated English-language desc of the byte length
bytesRead - Variable in class org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics
 
bytesToCodePoint(ByteBuffer) - Static method in class org.apache.hadoop.io.Text
Returns the next code point at the current position in the buffer.
BytesWritable - Class in org.apache.hadoop.io
A byte sequence that is usable as a key or value.
BytesWritable() - Constructor for class org.apache.hadoop.io.BytesWritable
Create a zero-size sequence.
BytesWritable(byte[]) - Constructor for class org.apache.hadoop.io.BytesWritable
Create a BytesWritable using the byte array as the initial value.
BytesWritable.Comparator - Class in org.apache.hadoop.io
A Comparator optimized for BytesWritable.
BytesWritable.Comparator() - Constructor for class org.apache.hadoop.io.BytesWritable.Comparator
 
bytesWritten - Variable in class org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics
 
byteToHexString(byte[]) - Static method in class org.apache.hadoop.util.StringUtils
Given an array of bytes it will convert the bytes to a hex string representation of the bytes
ByteTypeID - Static variable in class org.apache.hadoop.record.meta.TypeID
 
ByteWritable - Class in org.apache.hadoop.io
A WritableComparable for a single byte.
ByteWritable() - Constructor for class org.apache.hadoop.io.ByteWritable
 
ByteWritable(byte) - Constructor for class org.apache.hadoop.io.ByteWritable
 
ByteWritable.Comparator - Class in org.apache.hadoop.io
A Comparator optimized for ByteWritable.
ByteWritable.Comparator() - Constructor for class org.apache.hadoop.io.ByteWritable.Comparator
 

C

cacheArchives - Variable in class org.apache.hadoop.streaming.StreamJob
 
cacheFiles - Variable in class org.apache.hadoop.streaming.StreamJob
 
call(Writable, InetSocketAddress) - Method in class org.apache.hadoop.ipc.Client
Make a call, passing param, to the IPC server running at address, returning the value.
call(Writable, InetSocketAddress, UserGroupInformation) - Method in class org.apache.hadoop.ipc.Client
 
call(Writable[], InetSocketAddress[]) - Method in class org.apache.hadoop.ipc.Client
Makes a set of calls in parallel.
call(Method, Object[][], InetSocketAddress[], Configuration) - Static method in class org.apache.hadoop.ipc.RPC
Expert: Make multiple, parallel calls to a set of servers.
call(Writable, long) - Method in class org.apache.hadoop.ipc.RPC.Server
 
call(Writable, long) - Method in class org.apache.hadoop.ipc.Server
Called for each call.
capacity - Variable in class org.apache.hadoop.dfs.DatanodeInfo
 
capacityRemainingGB - Variable in class org.apache.hadoop.dfs.FSNamesystemMetrics
 
capacityTotalGB - Variable in class org.apache.hadoop.dfs.FSNamesystemMetrics
 
capacityUsedGB - Variable in class org.apache.hadoop.dfs.FSNamesystemMetrics
 
captureDebugOut(List<String>, File) - Static method in class org.apache.hadoop.mapred.TaskLog
Wrap a command in a shell to capture debug script's stdout and stderr to debugout.
captureOutAndError(List<String>, File, File, long) - Static method in class org.apache.hadoop.mapred.TaskLog
Wrap a command in a shell to capture stdout and stderr to files.
captureOutAndError(List<String>, List<String>, File, File, long) - Static method in class org.apache.hadoop.mapred.TaskLog
Wrap a command in a shell to capture stdout and stderr to files.
charAt(int) - Method in class org.apache.hadoop.io.Text
Returns the Unicode Scalar Value (32-bit integer value) for the character at position.
checkDataDir() - Method in interface org.apache.hadoop.dfs.FSDatasetInterface
Check if all the data directories are healthy
checkDir(File) - Static method in class org.apache.hadoop.util.DiskChecker
 
checkOutputSpecs(FileSystem, JobConf) - Method in class org.apache.hadoop.mapred.FileOutputFormat
 
checkOutputSpecs(FileSystem, JobConf) - Method in class org.apache.hadoop.mapred.lib.NullOutputFormat
 
checkOutputSpecs(FileSystem, JobConf) - Method in interface org.apache.hadoop.mapred.OutputFormat
Check for validity of the output-specification for the job.
checkOutputSpecs(FileSystem, JobConf) - Method in class org.apache.hadoop.mapred.OutputFormatBase
Deprecated.  
checkOutputSpecs(FileSystem, JobConf) - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat
 
checkPath(Path) - Method in class org.apache.hadoop.dfs.DistributedFileSystem
Permit paths which explicitly specify the default port.
checkPath(Path) - Method in class org.apache.hadoop.fs.FileSystem
Check that a Path belongs to this FileSystem.
checkPath(Path) - Method in class org.apache.hadoop.fs.FilterFileSystem
Check that a Path belongs to this FileSystem.
checkpoint() - Method in class org.apache.hadoop.fs.Trash
Create a trash checkpoint.
CHECKSUM_CRC32 - Static variable in class org.apache.hadoop.dfs.DataChecksum
 
CHECKSUM_NULL - Static variable in class org.apache.hadoop.dfs.DataChecksum
 
ChecksumDistributedFileSystem - Class in org.apache.hadoop.dfs
An implementation of ChecksumFileSystem over DistributedFileSystem.
ChecksumDistributedFileSystem() - Constructor for class org.apache.hadoop.dfs.ChecksumDistributedFileSystem
 
ChecksumDistributedFileSystem(InetSocketAddress, Configuration) - Constructor for class org.apache.hadoop.dfs.ChecksumDistributedFileSystem
Deprecated.  
ChecksumException - Exception in org.apache.hadoop.fs
Thrown for checksum errors.
ChecksumException(String, long) - Constructor for exception org.apache.hadoop.fs.ChecksumException
 
ChecksumFileSystem - Class in org.apache.hadoop.fs
Abstract Checksumed FileSystem.
ChecksumFileSystem(FileSystem) - Constructor for class org.apache.hadoop.fs.ChecksumFileSystem
 
checkURIs(URI[], URI[]) - Static method in class org.apache.hadoop.filecache.DistributedCache
This method checks if there is a conflict in the fragment names of the uris.
chmod(String, String) - Static method in class org.apache.hadoop.fs.FileUtil
Change the permissions on a filename.
chooseRandom(String) - Method in class org.apache.hadoop.net.NetworkTopology
randomly choose one node from scope if scope starts with ~, choose one from the all nodes except for the ones in scope; otherwise, choose one from scope
chooseShardForDelete(DocumentID) - Method in class org.apache.hadoop.contrib.index.example.HashingDistributionPolicy
 
chooseShardForDelete(DocumentID) - Method in class org.apache.hadoop.contrib.index.example.RoundRobinDistributionPolicy
 
chooseShardForDelete(DocumentID) - Method in interface org.apache.hadoop.contrib.index.mapred.IDistributionPolicy
Choose a shard or all shards to send a delete request.
chooseShardForInsert(DocumentID) - Method in class org.apache.hadoop.contrib.index.example.HashingDistributionPolicy
 
chooseShardForInsert(DocumentID) - Method in class org.apache.hadoop.contrib.index.example.RoundRobinDistributionPolicy
 
chooseShardForInsert(DocumentID) - Method in interface org.apache.hadoop.contrib.index.mapred.IDistributionPolicy
Choose a shard to send an insert request.
cleanup(Log, Closeable...) - Static method in class org.apache.hadoop.io.IOUtils
Close the Closeable objects and ignore any IOException or null pointers.
cleanup() - Method in class org.apache.hadoop.io.SequenceFile.Sorter.SegmentDescriptor
The default cleanup.
cleanup(int) - Static method in class org.apache.hadoop.mapred.TaskLog
Purge old user logs.
cleanupStorage() - Method in class org.apache.hadoop.mapred.TaskTracker
Removes all contents of temporary storage.
clear() - Method in class org.apache.hadoop.io.MapWritable
clear() - Method in class org.apache.hadoop.io.SortedMapWritable
clear() - Method in class org.apache.hadoop.io.Text
Clear the string to empty.
clear() - Method in class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
clear() - Method in class org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator
 
clear() - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader.MultiFilterDelegationIterator
 
clear() - Method in interface org.apache.hadoop.mapred.join.ResetableIterator
Close datasources, but do not release internal resources.
clear() - Method in class org.apache.hadoop.mapred.join.ResetableIterator.EMPTY
 
clear() - Method in class org.apache.hadoop.mapred.join.StreamBackedIterator
 
clear() - Method in class org.apache.hadoop.util.PriorityQueue
Removes all entries from the PriorityQueue.
clearQuota(String) - Method in class org.apache.hadoop.dfs.NameNode
Remove the quota for a directory
Client - Class in org.apache.hadoop.ipc
A client for an IPC service.
Client(Class, Configuration, SocketFactory) - Constructor for class org.apache.hadoop.ipc.Client
Construct an IPC client whose values are of the given Writable class.
Client(Class<?>, Configuration) - Constructor for class org.apache.hadoop.ipc.Client
Construct an IPC client with the default SocketFactory
clone(Writable, Configuration) - Static method in class org.apache.hadoop.io.WritableUtils
Make a copy of a writable object using serialization to a buffer.
clone() - Method in class org.apache.hadoop.record.Buffer
 
cloneFileAttributes(Path, Path, Progressable) - Method in class org.apache.hadoop.io.SequenceFile.Sorter
Clones the attributes (like compression of the input file and creates a corresponding Writer
cloneInto(Writable, Writable) - Static method in class org.apache.hadoop.io.WritableUtils
Make a copy of the writable object using serialiation to a buffer
close() - Method in class org.apache.hadoop.contrib.index.example.IdentityLocalAnalysis
 
close() - Method in class org.apache.hadoop.contrib.index.example.LineDocLocalAnalysis
 
close() - Method in class org.apache.hadoop.contrib.index.example.LineDocRecordReader
 
close() - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
close() - Method in class org.apache.hadoop.contrib.index.lucene.ShardWriter
Close the shard writer.
close() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateCombiner
 
close() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateMapper
 
close() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateReducer
 
close() - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator
 
close() - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
close() - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
close() - Method in interface org.apache.hadoop.contrib.utils.join.ResetableIterator
 
close() - Method in class org.apache.hadoop.dfs.DistributedFileSystem
No more filesystem operations are needed.
close() - Method in class org.apache.hadoop.examples.MultiFileWordCount.MultiFileLineRecordReader
 
close() - Method in class org.apache.hadoop.examples.PiEstimator.PiMapper
 
close() - Method in class org.apache.hadoop.examples.PiEstimator.PiReducer
 
close() - Method in class org.apache.hadoop.examples.SleepJob
 
close() - Method in class org.apache.hadoop.fs.FileSystem
No more filesystem operations are needed.
close() - Method in class org.apache.hadoop.fs.FilterFileSystem
 
close() - Method in class org.apache.hadoop.fs.FSDataOutputStream
 
close() - Method in class org.apache.hadoop.fs.FsShell
 
close() - Method in class org.apache.hadoop.fs.ftp.FTPInputStream
 
close() - Method in class org.apache.hadoop.fs.HarFileSystem
 
close() - Method in class org.apache.hadoop.fs.RawLocalFileSystem
 
close() - Method in class org.apache.hadoop.io.compress.CompressionInputStream
 
close() - Method in class org.apache.hadoop.io.compress.CompressionOutputStream
 
close() - Method in class org.apache.hadoop.io.compress.GzipCodec.GzipInputStream
 
close() - Method in class org.apache.hadoop.io.compress.GzipCodec.GzipOutputStream
 
close() - Method in class org.apache.hadoop.io.DefaultStringifier
 
close() - Method in class org.apache.hadoop.io.MapFile.Reader
Close the map.
close() - Method in class org.apache.hadoop.io.MapFile.Writer
Close the map.
close() - Method in class org.apache.hadoop.io.SequenceFile.Reader
Close the file.
close() - Method in interface org.apache.hadoop.io.SequenceFile.Sorter.RawKeyValueIterator
closes the iterator so that the underlying streams can be closed
close() - Method in class org.apache.hadoop.io.SequenceFile.Writer
Close the file.
close() - Method in interface org.apache.hadoop.io.serializer.Deserializer
Close the underlying input stream and clear up any resources.
close() - Method in interface org.apache.hadoop.io.serializer.Serializer
Close the underlying output stream and clear up any resources.
close() - Method in interface org.apache.hadoop.io.Stringifier
Closes this object.
close() - Method in class org.apache.hadoop.mapred.JobClient
Close the JobClient.
close() - Method in class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
close() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Close all child RRs.
close() - Method in class org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator
 
close() - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader.MultiFilterDelegationIterator
 
close() - Method in interface org.apache.hadoop.mapred.join.ResetableIterator
Close datasources and release resources.
close() - Method in class org.apache.hadoop.mapred.join.ResetableIterator.EMPTY
 
close() - Method in class org.apache.hadoop.mapred.join.StreamBackedIterator
 
close() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Forward close request to proxied RR.
close() - Method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
close() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorCombiner
Do nothing.
close() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJobBase
 
close() - Method in class org.apache.hadoop.mapred.lib.FieldSelectionMapReduce
 
close() - Method in class org.apache.hadoop.mapred.LineRecordReader
 
close() - Method in class org.apache.hadoop.mapred.LineRecordReader.LineReader
Close the underlying stream.
close() - Method in class org.apache.hadoop.mapred.MapReduceBase
Default implementation that does nothing.
close() - Method in interface org.apache.hadoop.mapred.RecordReader
Close this InputSplit to future operations.
close(Reporter) - Method in interface org.apache.hadoop.mapred.RecordWriter
Close this RecordWriter to future operations.
close() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
close() - Method in class org.apache.hadoop.mapred.SequenceFileAsTextRecordReader
 
close() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
close() - Method in class org.apache.hadoop.mapred.TaskLogAppender
 
close() - Method in class org.apache.hadoop.mapred.TaskTracker
Close down the TaskTracker and all its components.
close(Reporter) - Method in class org.apache.hadoop.mapred.TextOutputFormat.LineRecordWriter
 
close() - Method in class org.apache.hadoop.metrics.jvm.EventCounter
 
close() - Method in interface org.apache.hadoop.metrics.MetricsContext
Stops monitoring and also frees any buffered data, returning this object to its initial state.
close() - Method in class org.apache.hadoop.metrics.spi.AbstractMetricsContext
Stops monitoring and frees buffered data, returning this object to its initial state.
close() - Method in class org.apache.hadoop.net.SocketInputStream
 
close() - Method in class org.apache.hadoop.net.SocketOutputStream
 
close() - Method in class org.apache.hadoop.streaming.PipeMapper
 
close() - Method in class org.apache.hadoop.streaming.PipeReducer
 
close() - Method in class org.apache.hadoop.streaming.StreamBaseRecordReader
Close this to future operations.
Closeable - Interface in org.apache.hadoop.io
Deprecated. use java.io.Closeable
closeAll() - Static method in class org.apache.hadoop.fs.FileSystem
Close all cached filesystems.
closeSocket(Socket) - Static method in class org.apache.hadoop.io.IOUtils
Closes the socket ignoring IOException
closeStream(Closeable) - Static method in class org.apache.hadoop.io.IOUtils
Closes the stream ignoring IOException.
closeWriter() - Method in class org.apache.hadoop.contrib.index.mapred.IntermediateForm
Close the Lucene index writer associated with the intermediate form, if created.
cluster_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
ClusterStatus - Class in org.apache.hadoop.mapred
Status information on the current state of the Map-Reduce cluster.
cmpcl - Variable in class org.apache.hadoop.mapred.join.Parser.Node
 
CodeBuffer - Class in org.apache.hadoop.record.compiler
A wrapper around StringBuffer that automatically does indentation
CodecPool - Class in org.apache.hadoop.io.compress
A global compressor/decompressor pool used to save and reuse (possibly native) compression/decompression codecs.
CodecPool() - Constructor for class org.apache.hadoop.io.compress.CodecPool
 
collate(Object[], String) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
collate(List, String) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
collect(Object, TaggedMapOutput, OutputCollector, Reporter) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
The subclass can overwrite this method to perform additional filtering and/or other processing logic before a value is collected.
collect(K, V) - Method in interface org.apache.hadoop.mapred.OutputCollector
Adds a key/value pair to the output.
collected - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
column - Variable in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
combine(Object[], Object[]) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
combine(Object[], TupleWritable) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
 
combine(Object[], TupleWritable) - Method in class org.apache.hadoop.mapred.join.InnerJoinRecordReader
Return true iff the tuple is full (all data sources contain this key).
combine(Object[], TupleWritable) - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader
Default implementation offers MultiFilterRecordReader.emit(org.apache.hadoop.mapred.join.TupleWritable) every Tuple from the collector (the outer join of child RRs).
combine(Object[], TupleWritable) - Method in class org.apache.hadoop.mapred.join.OuterJoinRecordReader
Emit everything from the collector.
comCmd_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
COMMA - Static variable in class org.apache.hadoop.util.StringUtils
 
COMMA_STR - Static variable in class org.apache.hadoop.util.StringUtils
 
COMMA_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
Command - Class in org.apache.hadoop.fs.shell
An abstract class for the execution of a file system command
Command(FileSystem) - Constructor for class org.apache.hadoop.fs.shell.Command
Constructor
CommandFormat - Class in org.apache.hadoop.fs.shell
Parse the args of a command and check the format of args.
CommandFormat(String, int, int, String...) - Constructor for class org.apache.hadoop.fs.shell.CommandFormat
constructor
commitBlockSynchronization(Block, long, long, boolean, boolean, DatanodeID[]) - Method in class org.apache.hadoop.dfs.NameNode
Commit block synchronization in lease recovery
comparator() - Method in class org.apache.hadoop.io.SortedMapWritable
compare(byte[], int) - Method in class org.apache.hadoop.dfs.DataChecksum
Compares the checksum located at buf[offset] with the current checksum.
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.BooleanWritable.Comparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.BytesWritable.Comparator
Compare the buffers in serialized form.
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.ByteWritable.Comparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.DoubleWritable.Comparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.FloatWritable.Comparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.IntWritable.Comparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.LongWritable.Comparator
 
compare(WritableComparable, WritableComparable) - Method in class org.apache.hadoop.io.LongWritable.DecreasingComparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.LongWritable.DecreasingComparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.MD5Hash.Comparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.NullWritable.Comparator
Compare the buffers in serialized form.
compare(byte[], int, int, byte[], int, int) - Method in interface org.apache.hadoop.io.RawComparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.serializer.DeserializerComparator
 
compare(T, T) - Method in class org.apache.hadoop.io.serializer.JavaSerializationComparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.Text.Comparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.UTF8.Comparator
Deprecated.  
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.io.WritableComparator
Optimization hook.
compare(WritableComparable, WritableComparable) - Method in class org.apache.hadoop.io.WritableComparator
Compare two WritableComparables.
compare(Object, Object) - Method in class org.apache.hadoop.io.WritableComparator
 
compare(byte[], int, int, byte[], int, int) - Method in class org.apache.hadoop.record.RecordComparator
 
compare(int, int) - Method in interface org.apache.hadoop.util.IndexedSortable
Compare items at the given addresses consistent with the semantics of Comparable.
compareBytes(byte[], int, int, byte[], int, int) - Static method in class org.apache.hadoop.io.WritableComparator
Lexicographic order of binary data.
compareBytes(byte[], int, int, byte[], int, int) - Static method in class org.apache.hadoop.record.Utils
Lexicographic order of binary data.
compareTo(Object) - Method in class org.apache.hadoop.contrib.index.mapred.DocumentID
 
compareTo(Object) - Method in class org.apache.hadoop.contrib.index.mapred.Shard
 
compareTo(Shard) - Method in class org.apache.hadoop.contrib.index.mapred.Shard
Compare to another shard.
compareTo(DatanodeID) - Method in class org.apache.hadoop.dfs.DatanodeID
Comparable.
compareTo(Object) - Method in class org.apache.hadoop.examples.MultiFileWordCount.WordOffset
 
compareTo(Object) - Method in class org.apache.hadoop.fs.FileStatus
Compare this object to another object
compareTo(Object) - Method in class org.apache.hadoop.fs.Path
 
compareTo(Object) - Method in class org.apache.hadoop.io.BooleanWritable
 
compareTo(Object) - Method in class org.apache.hadoop.io.BytesWritable
Define the sort order of the BytesWritable.
compareTo(Object) - Method in class org.apache.hadoop.io.ByteWritable
Compares two ByteWritables.
compareTo(Object) - Method in class org.apache.hadoop.io.DoubleWritable
 
compareTo(Object) - Method in class org.apache.hadoop.io.FloatWritable
Compares two FloatWritables.
compareTo(Object) - Method in class org.apache.hadoop.io.IntWritable
Compares two IntWritables.
compareTo(Object) - Method in class org.apache.hadoop.io.LongWritable
Compares two LongWritables.
compareTo(Object) - Method in class org.apache.hadoop.io.MD5Hash
Compares this object with the specified object for order.
compareTo(Object) - Method in class org.apache.hadoop.io.NullWritable
 
compareTo(Object) - Method in class org.apache.hadoop.io.SequenceFile.Sorter.SegmentDescriptor
 
compareTo(Object) - Method in class org.apache.hadoop.io.Text
Compare two Texts bytewise using standard UTF8 ordering.
compareTo(Object) - Method in class org.apache.hadoop.io.UTF8
Deprecated. Compare two UTF8s.
compareTo(Object) - Method in class org.apache.hadoop.io.VIntWritable
Compares two VIntWritables.
compareTo(Object) - Method in class org.apache.hadoop.io.VLongWritable
Compares two VLongWritables.
compareTo(ID) - Method in class org.apache.hadoop.mapred.ID
Compare IDs by associated numbers
compareTo(ID) - Method in class org.apache.hadoop.mapred.JobID
Compare JobIds by first jtIdentifiers, then by job numbers
compareTo(ComposableRecordReader<K, ?>) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Implement Comparable contract (compare key of join or head of heap with that of another).
compareTo(ComposableRecordReader<K, ?>) - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Implement Comparable contract (compare key at head of proxied RR with that of another).
compareTo(ID) - Method in class org.apache.hadoop.mapred.TaskAttemptID
Compare TaskIds by first tipIds, then by task numbers.
compareTo(ID) - Method in class org.apache.hadoop.mapred.TaskID
Compare TaskInProgressIds by first jobIds, then by tip numbers.
compareTo(Object) - Method in class org.apache.hadoop.record.Buffer
Define the sort order of the Buffer.
compareTo(Object) - Method in class org.apache.hadoop.record.meta.RecordTypeInfo
This class doesn't implement Comparable as it's not meant to be used for anything besides de/serializing.
compareTo(Object) - Method in class org.apache.hadoop.record.Record
 
complete(String, String) - Method in class org.apache.hadoop.dfs.NameNode
The client is done writing data to the given filename, and would like to complete it.
complete() - Method in class org.apache.hadoop.util.Progress
Completes this node, moving the parent node to its next child.
COMPLETE_SUCCESS - Static variable in interface org.apache.hadoop.dfs.FSConstants
 
completedJobs() - Method in class org.apache.hadoop.mapred.JobTracker
 
completeLocalOutput(Path, Path) - Method in class org.apache.hadoop.fs.ChecksumFileSystem
 
completeLocalOutput(Path, Path) - Method in class org.apache.hadoop.fs.FileSystem
Called when we're all done writing to the target.
completeLocalOutput(Path, Path) - Method in class org.apache.hadoop.fs.FilterFileSystem
Called when we're all done writing to the target.
completeLocalOutput(Path, Path) - Method in class org.apache.hadoop.fs.HarFileSystem
not implemented.
completeLocalOutput(Path, Path) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
 
completeLocalOutput(Path, Path) - Method in class org.apache.hadoop.fs.RawLocalFileSystem
 
completeUpgrade() - Method in interface org.apache.hadoop.dfs.Upgradeable
Complete upgrade.
ComposableInputFormat<K extends WritableComparable,V extends Writable> - Interface in org.apache.hadoop.mapred.join
Refinement of InputFormat requiring implementors to provide ComposableRecordReader instead of RecordReader.
ComposableRecordReader<K extends WritableComparable,V extends Writable> - Interface in org.apache.hadoop.mapred.join
Additional operations required of a RecordReader to participate in a join.
compose(Class<? extends InputFormat>, String) - Static method in class org.apache.hadoop.mapred.join.CompositeInputFormat
Convenience method for constructing composite formats.
compose(String, Class<? extends InputFormat>, String...) - Static method in class org.apache.hadoop.mapred.join.CompositeInputFormat
Convenience method for constructing composite formats.
compose(String, Class<? extends InputFormat>, Path...) - Static method in class org.apache.hadoop.mapred.join.CompositeInputFormat
Convenience method for constructing composite formats.
CompositeInputFormat<K extends WritableComparable> - Class in org.apache.hadoop.mapred.join
An InputFormat capable of performing joins over a set of data sources sorted and partitioned the same way.
CompositeInputFormat() - Constructor for class org.apache.hadoop.mapred.join.CompositeInputFormat
 
CompositeInputSplit - Class in org.apache.hadoop.mapred.join
This InputSplit contains a set of child InputSplits.
CompositeInputSplit() - Constructor for class org.apache.hadoop.mapred.join.CompositeInputSplit
 
CompositeInputSplit(int) - Constructor for class org.apache.hadoop.mapred.join.CompositeInputSplit
 
CompositeRecordReader<K extends WritableComparable,V extends Writable,X extends Writable> - Class in org.apache.hadoop.mapred.join
A RecordReader that can effect joins of RecordReaders sharing a common key type and partitioning.
CompositeRecordReader(int, int, Class<? extends WritableComparator>) - Constructor for class org.apache.hadoop.mapred.join.CompositeRecordReader
Create a RecordReader with capacity children to position id in the parent reader.
compress(byte[], int, int) - Method in interface org.apache.hadoop.io.compress.Compressor
Fills specified buffer with compressed data.
compress(byte[], int, int) - Method in class org.apache.hadoop.io.compress.lzo.LzoCompressor
 
compress(byte[], int, int) - Method in class org.apache.hadoop.io.compress.zlib.BuiltInZlibDeflater
 
compress(byte[], int, int) - Method in class org.apache.hadoop.io.compress.zlib.ZlibCompressor
 
compressedValSerializer - Variable in class org.apache.hadoop.io.SequenceFile.Writer
 
CompressedWritable - Class in org.apache.hadoop.io
A base-class for Writables which store themselves compressed and lazily inflate on field access.
CompressedWritable() - Constructor for class org.apache.hadoop.io.CompressedWritable
 
CompressionCodec - Interface in org.apache.hadoop.io.compress
This class encapsulates a streaming compression/decompression pair.
CompressionCodecFactory - Class in org.apache.hadoop.io.compress
A factory that will find the correct codec for a given filename.
CompressionCodecFactory(Configuration) - Constructor for class org.apache.hadoop.io.compress.CompressionCodecFactory
Find the codecs specified in the config value io.compression.codecs and register them.
CompressionInputStream - Class in org.apache.hadoop.io.compress
A compression input stream.
CompressionInputStream(InputStream) - Constructor for class org.apache.hadoop.io.compress.CompressionInputStream
Create a compression input stream that reads the decompressed bytes from the given stream.
CompressionOutputStream - Class in org.apache.hadoop.io.compress
A compression output stream.
CompressionOutputStream(OutputStream) - Constructor for class org.apache.hadoop.io.compress.CompressionOutputStream
Create a compression output stream that writes the compressed bytes to the given stream.
Compressor - Interface in org.apache.hadoop.io.compress
Specification of a stream-based 'compressor' which can be plugged into a CompressionOutputStream to compress data.
computeSplitSize(long, long, long) - Method in class org.apache.hadoop.mapred.FileInputFormat
 
conf - Static variable in class org.apache.hadoop.dfs.JspHelper
 
conf - Variable in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
config_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
configPath_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
Configurable - Interface in org.apache.hadoop.conf
Something that may be configured with a Configuration.
Configuration - Class in org.apache.hadoop.conf
Provides access to configuration parameters.
Configuration() - Constructor for class org.apache.hadoop.conf.Configuration
A new configuration.
Configuration(Configuration) - Constructor for class org.apache.hadoop.conf.Configuration
A new configuration with the same settings cloned from another.
Configuration.IntegerRanges - Class in org.apache.hadoop.conf
A class that represents a set of positive integer ranges.
Configuration.IntegerRanges() - Constructor for class org.apache.hadoop.conf.Configuration.IntegerRanges
 
Configuration.IntegerRanges(String) - Constructor for class org.apache.hadoop.conf.Configuration.IntegerRanges
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.index.example.IdentityLocalAnalysis
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.index.example.LineDocLocalAnalysis
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateCombiner
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateMapper
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdatePartitioner
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateReducer
 
configure(IndexUpdateConfiguration) - Method in class org.apache.hadoop.contrib.index.mapred.IntermediateForm
Configure using an index update configuration.
configure(JobConf) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
configure(JobConf) - Method in class org.apache.hadoop.contrib.utils.join.JobBase
Initializes a new instance from a JobConf.
configure(JobConf) - Method in class org.apache.hadoop.examples.dancing.DistributedPentomino.PentMap
 
configure(JobConf) - Method in class org.apache.hadoop.examples.PiEstimator.PiMapper
Mapper configuration.
configure(JobConf) - Method in class org.apache.hadoop.examples.PiEstimator.PiReducer
Reducer configuration.
configure(JobConf) - Method in class org.apache.hadoop.examples.SleepJob
 
configure(JobConf) - Method in interface org.apache.hadoop.mapred.JobConfigurable
Initializes a new instance from a JobConf.
configure(JobConf) - Method in class org.apache.hadoop.mapred.KeyValueTextInputFormat
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.aggregate.UserDefinedValueAggregatorDescriptor
Do nothing.
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
get the input file name.
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorCombiner
Combiner does not need to configure.
configure(JobConf) - Method in interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorDescriptor
Configure the object
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJobBase
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.FieldSelectionMapReduce
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.HashPartitioner
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.KeyFieldBasedPartitioner
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.MultithreadedMapRunner
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.NLineInputFormat
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.lib.RegexMapper
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.MapReduceBase
Default implementation that does nothing.
configure(JobConf) - Method in class org.apache.hadoop.mapred.MapRunner
 
configure(JobConf) - Method in class org.apache.hadoop.mapred.TextInputFormat
 
configure(JobConf) - Method in class org.apache.hadoop.streaming.PipeMapper
 
configure(JobConf) - Method in class org.apache.hadoop.streaming.PipeMapRed
 
Configured - Class in org.apache.hadoop.conf
Base class for things that may be configured with a Configuration.
Configured() - Constructor for class org.apache.hadoop.conf.Configured
Construct a Configured.
Configured(Configuration) - Constructor for class org.apache.hadoop.conf.Configured
Construct a Configured.
Consts - Class in org.apache.hadoop.record.compiler
const definitions for Record I/O compiler
contains(Node) - Method in class org.apache.hadoop.net.NetworkTopology
Check if the tree contains node node
containsKey(Object) - Method in class org.apache.hadoop.io.MapWritable
containsKey(Object) - Method in class org.apache.hadoop.io.SortedMapWritable
containsValue(Object) - Method in class org.apache.hadoop.io.MapWritable
containsValue(Object) - Method in class org.apache.hadoop.io.SortedMapWritable
ContentSummary - Class in org.apache.hadoop.fs
Store the summary of a content (a directory or a file).
ContentSummary() - Constructor for class org.apache.hadoop.fs.ContentSummary
Constructor
ContentSummary(long, long, long) - Constructor for class org.apache.hadoop.fs.ContentSummary
Constructor
ContentSummary(long, long, long, long) - Constructor for class org.apache.hadoop.fs.ContentSummary
Constructor
ContextFactory - Class in org.apache.hadoop.metrics
Factory class for creating MetricsContext objects.
ContextFactory() - Constructor for class org.apache.hadoop.metrics.ContextFactory
Creates a new instance of ContextFactory
copy(FileSystem, Path, FileSystem, Path, boolean, Configuration) - Static method in class org.apache.hadoop.fs.FileUtil
Copy files between FileSystems.
copy(FileSystem, Path[], FileSystem, Path, boolean, boolean, Configuration) - Static method in class org.apache.hadoop.fs.FileUtil
 
copy(FileSystem, Path, FileSystem, Path, boolean, boolean, Configuration) - Static method in class org.apache.hadoop.fs.FileUtil
Copy files between FileSystems.
copy(File, FileSystem, Path, boolean, Configuration) - Static method in class org.apache.hadoop.fs.FileUtil
Copy local files to a FileSystem.
copy(FileSystem, Path, File, boolean, Configuration) - Static method in class org.apache.hadoop.fs.FileUtil
Copy FileSystem files to local files.
copy(Writable) - Method in class org.apache.hadoop.io.AbstractMapWritable
Used by child copy constructors.
copy(byte[], int, int) - Method in class org.apache.hadoop.record.Buffer
Copy the specified byte array to the Buffer.
copyBlockOp - Variable in class org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics
 
copyBytes(InputStream, OutputStream, int, boolean) - Static method in class org.apache.hadoop.io.IOUtils
Copies from one stream to another.
copyBytes(InputStream, OutputStream, Configuration) - Static method in class org.apache.hadoop.io.IOUtils
Copies from one stream to another.
copyBytes(InputStream, OutputStream, Configuration, boolean) - Static method in class org.apache.hadoop.io.IOUtils
Copies from one stream to another.
copyFromLocalFile(boolean, Path, Path) - Method in class org.apache.hadoop.fs.ChecksumFileSystem
 
copyFromLocalFile(Path, Path) - Method in class org.apache.hadoop.fs.FileSystem
The src file is on the local disk.
copyFromLocalFile(boolean, Path, Path) - Method in class org.apache.hadoop.fs.FileSystem
The src file is on the local disk.
copyFromLocalFile(boolean, boolean, Path[], Path) - Method in class org.apache.hadoop.fs.FileSystem
The src files are on the local disk.
copyFromLocalFile(boolean, boolean, Path, Path) - Method in class org.apache.hadoop.fs.FileSystem
The src file is on the local disk.
copyFromLocalFile(boolean, Path, Path) - Method in class org.apache.hadoop.fs.FilterFileSystem
The src file is on the local disk.
copyFromLocalFile(boolean, Path, Path) - Method in class org.apache.hadoop.fs.HarFileSystem
not implemented.
copyFromLocalFile(boolean, Path, Path) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
 
copyFromLocalFile(boolean, Path, Path) - Method in class org.apache.hadoop.fs.LocalFileSystem
 
copyMerge(FileSystem, Path, FileSystem, Path, boolean, Configuration, String) - Static method in class org.apache.hadoop.fs.FileUtil
Copy all files in a directory to one output file (merge).
copyToLocalFile(boolean, Path, Path) - Method in class org.apache.hadoop.fs.ChecksumFileSystem
The src file is under FS, and the dst is on the local disk.
copyToLocalFile(Path, Path, boolean) - Method in class org.apache.hadoop.fs.ChecksumFileSystem
The src file is under FS, and the dst is on the local disk.
copyToLocalFile(Path, Path) - Method in class org.apache.hadoop.fs.FileSystem
The src file is under FS, and the dst is on the local disk.
copyToLocalFile(boolean, Path, Path) - Method in class org.apache.hadoop.fs.FileSystem
The src file is under FS, and the dst is on the local disk.
copyToLocalFile(boolean, Path, Path) - Method in class org.apache.hadoop.fs.FilterFileSystem
The src file is under FS, and the dst is on the local disk.
copyToLocalFile(boolean, Path, Path) - Method in class org.apache.hadoop.fs.HarFileSystem
copies the file in the har filesystem to a local file.
copyToLocalFile(boolean, Path, Path) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
 
copyToLocalFile(boolean, Path, Path) - Method in class org.apache.hadoop.fs.LocalFileSystem
 
Count - Class in org.apache.hadoop.fs.shell
Count the number of directories, files, bytes, quota, and remaining quota.
Count(String[], int, FileSystem) - Constructor for class org.apache.hadoop.fs.shell.Count
Constructor
Counters - Class in org.apache.hadoop.mapred
A set of named counters.
Counters() - Constructor for class org.apache.hadoop.mapred.Counters
 
Counters.Counter - Class in org.apache.hadoop.mapred
A counter record, comprising its name and value.
Counters.Group - Class in org.apache.hadoop.mapred
Group of counters, comprising of counters from a particular counter Enum class.
countNumOfAvailableNodes(String, List<Node>) - Method in class org.apache.hadoop.net.NetworkTopology
return the number of leaves in scope but not in excludedNodes if scope starts with ~, return the number of nodes that are not in scope and excludedNodes;
create(Path, FsPermission, boolean, int, short, long, Progressable) - Method in class org.apache.hadoop.dfs.DistributedFileSystem
 
create(Path, FsPermission, boolean, int, short, long, Progressable) - Method in class org.apache.hadoop.dfs.HftpFileSystem
 
create(String, FsPermission, String, boolean, short, long) - Method in class org.apache.hadoop.dfs.NameNode
Create a new file entry in the namespace.
create(Path, FsPermission, boolean, int, short, long, Progressable) - Method in class org.apache.hadoop.fs.ChecksumFileSystem
Opens an FSDataOutputStream at the indicated Path with write-progress reporting.
create(FileSystem, Path, FsPermission) - Static method in class org.apache.hadoop.fs.FileSystem
create a file with the provided permission The permission of the file is set to be the provided permission as in setPermission, not permission&~umask It is implemented using two RPCs.
create(Path) - Method in class org.apache.hadoop.fs.FileSystem
Opens an FSDataOutputStream at the indicated Path.
create(Path, boolean) - Method in class org.apache.hadoop.fs.FileSystem
Opens an FSDataOutputStream at the indicated Path.
create(Path, Progressable) - Method in class org.apache.hadoop.fs.FileSystem
Create an FSDataOutputStream at the indicated Path with write-progress reporting.
create(Path, short) - Method in class org.apache.hadoop.fs.FileSystem
Opens an FSDataOutputStream at the indicated Path.
create(Path, short, Progressable) - Method in class org.apache.hadoop.fs.FileSystem
Opens an FSDataOutputStream at the indicated Path with write-progress reporting.
create(Path, boolean, int) - Method in class org.apache.hadoop.fs.FileSystem
Opens an FSDataOutputStream at the indicated Path.
create(Path, boolean, int, Progressable) - Method in class org.apache.hadoop.fs.FileSystem
Opens an FSDataOutputStream at the indicated Path with write-progress reporting.
create(Path, boolean, int, short, long) - Method in class org.apache.hadoop.fs.FileSystem
Opens an FSDataOutputStream at the indicated Path.
create(Path, boolean, int, short, long, Progressable) - Method in class org.apache.hadoop.fs.FileSystem
Opens an FSDataOutputStream at the indicated Path with write-progress reporting.
create(Path, FsPermission, boolean, int, short, long, Progressable) - Method in class org.apache.hadoop.fs.FileSystem
Opens an FSDataOutputStream at the indicated Path with write-progress reporting.
create(Path, FsPermission, boolean, int, short, long, Progressable) - Method in class org.apache.hadoop.fs.FilterFileSystem
Opens an FSDataOutputStream at the indicated Path with write-progress reporting.
create(Path, FsPermission, boolean, int, short, long, Progressable) - Method in class org.apache.hadoop.fs.ftp.FTPFileSystem
A stream obtained via this call must be closed before using other APIs of this class or else the invocation will block.
create(Path, int) - Method in class org.apache.hadoop.fs.HarFileSystem
 
create(Path, FsPermission, boolean, int, short, long, Progressable) - Method in class org.apache.hadoop.fs.HarFileSystem
 
create(Path, FsPermission, boolean, int, short, long, Progressable) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
 
create(Path, boolean, int, short, long, Progressable) - Method in class org.apache.hadoop.fs.RawLocalFileSystem
Opens an FSDataOutputStream at the indicated Path with write-progress reporting.
create(Path, FsPermission, boolean, int, short, long, Progressable) - Method in class org.apache.hadoop.fs.RawLocalFileSystem
Opens an FSDataOutputStream at the indicated Path with write-progress reporting.
create(Path, FsPermission, boolean, int, short, long, Progressable) - Method in class org.apache.hadoop.fs.s3.S3FileSystem
 
create(Path, FsPermission, boolean, int, short, long, Progressable) - Method in class org.apache.hadoop.fs.s3native.NativeS3FileSystem
 
create(Class<?>, Object, RetryPolicy) - Static method in class org.apache.hadoop.io.retry.RetryProxy
Create a proxy for an interface of an implementation class using the same retry policy for each method in the interface.
create(Class<?>, Object, Map<String, RetryPolicy>) - Static method in class org.apache.hadoop.io.retry.RetryProxy
Create a proxy for an interface of an implementation class using the a set of retry policies specified by method name.
createAllSymlink(Configuration, File, File) - Static method in class org.apache.hadoop.filecache.DistributedCache
This method create symlinks for all files in a given dir in another directory
createCompressor() - Method in interface org.apache.hadoop.io.compress.CompressionCodec
Create a new Compressor for use by this CompressionCodec.
createCompressor() - Method in class org.apache.hadoop.io.compress.DefaultCodec
 
createCompressor() - Method in class org.apache.hadoop.io.compress.GzipCodec
 
createCompressor() - Method in class org.apache.hadoop.io.compress.LzoCodec
 
createDataFileReader(FileSystem, Path, Configuration) - Method in class org.apache.hadoop.io.MapFile.Reader
Override this method to specialize the type of SequenceFile.Reader returned.
createDataJoinJob(String[]) - Static method in class org.apache.hadoop.contrib.utils.join.DataJoinJob
 
createDecompressor() - Method in interface org.apache.hadoop.io.compress.CompressionCodec
Create a new Decompressor for use by this CompressionCodec.
createDecompressor() - Method in class org.apache.hadoop.io.compress.DefaultCodec
 
createDecompressor() - Method in class org.apache.hadoop.io.compress.GzipCodec
 
createDecompressor() - Method in class org.apache.hadoop.io.compress.LzoCodec
 
createHardLink(File, File) - Static method in class org.apache.hadoop.fs.FileUtil.HardLink
Creates a hardlink
createImmutable(short) - Static method in class org.apache.hadoop.fs.permission.FsPermission
Create an immutable FsPermission object.
createImmutable(String, String, FsPermission) - Static method in class org.apache.hadoop.fs.permission.PermissionStatus
Create an immutable PermissionStatus object.
createImmutable(String[]) - Static method in class org.apache.hadoop.security.UnixUserGroupInformation
Create an immutable UnixUserGroupInformation object.
createInputStream(InputStream) - Method in interface org.apache.hadoop.io.compress.CompressionCodec
Create a stream decompressor that will read from the given input stream.
createInputStream(InputStream, Decompressor) - Method in interface org.apache.hadoop.io.compress.CompressionCodec
Create a CompressionInputStream that will read from the given InputStream with the given Decompressor.
createInputStream(InputStream) - Method in class org.apache.hadoop.io.compress.DefaultCodec
 
createInputStream(InputStream, Decompressor) - Method in class org.apache.hadoop.io.compress.DefaultCodec
 
createInputStream(InputStream) - Method in class org.apache.hadoop.io.compress.GzipCodec
 
createInputStream(InputStream, Decompressor) - Method in class org.apache.hadoop.io.compress.GzipCodec
 
createInputStream(InputStream) - Method in class org.apache.hadoop.io.compress.LzoCodec
 
createInputStream(InputStream, Decompressor) - Method in class org.apache.hadoop.io.compress.LzoCodec
 
createInstance(String) - Static method in class org.apache.hadoop.mapred.lib.aggregate.UserDefinedValueAggregatorDescriptor
Create an instance of the given class
createInternalValue() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Create a value to be used internally for joins.
createIOException(List<IOException>) - Static method in exception org.apache.hadoop.io.MultipleIOException
A convenient method to create an IOException.
createKey() - Method in class org.apache.hadoop.contrib.index.example.LineDocRecordReader
 
createKey() - Method in class org.apache.hadoop.examples.MultiFileWordCount.MultiFileLineRecordReader
 
createKey() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Create a new key value common to all child RRs.
createKey() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Request new key from proxied RR.
createKey() - Method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
createKey() - Method in class org.apache.hadoop.mapred.LineRecordReader
 
createKey() - Method in interface org.apache.hadoop.mapred.RecordReader
Create an object of the appropriate type to be used as a key.
createKey() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
createKey() - Method in class org.apache.hadoop.mapred.SequenceFileAsTextRecordReader
 
createKey() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
createKey() - Method in class org.apache.hadoop.streaming.StreamBaseRecordReader
 
createLocalTempFile(File, String, boolean) - Static method in class org.apache.hadoop.fs.FileUtil
Create a tmp file for a base file.
createNewFile(Path) - Method in class org.apache.hadoop.fs.FileSystem
Creates the given Path as a brand-new zero-length file.
createOutput(String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
createOutputStream(OutputStream) - Method in interface org.apache.hadoop.io.compress.CompressionCodec
Create a CompressionOutputStream that will write to the given OutputStream.
createOutputStream(OutputStream, Compressor) - Method in interface org.apache.hadoop.io.compress.CompressionCodec
Create a CompressionOutputStream that will write to the given OutputStream with the given Compressor.
createOutputStream(OutputStream) - Method in class org.apache.hadoop.io.compress.DefaultCodec
 
createOutputStream(OutputStream, Compressor) - Method in class org.apache.hadoop.io.compress.DefaultCodec
 
createOutputStream(OutputStream) - Method in class org.apache.hadoop.io.compress.GzipCodec
 
createOutputStream(OutputStream, Compressor) - Method in class org.apache.hadoop.io.compress.GzipCodec
 
createOutputStream(OutputStream) - Method in class org.apache.hadoop.io.compress.LzoCodec
 
createOutputStream(OutputStream, Compressor) - Method in class org.apache.hadoop.io.compress.LzoCodec
 
createRecord(String) - Method in interface org.apache.hadoop.metrics.MetricsContext
Creates a new MetricsRecord instance with the given recordName.
createRecord(MetricsContext, String) - Static method in class org.apache.hadoop.metrics.MetricsUtil
Utility method to create and return new metrics record instance within the given context.
createRecord(String) - Method in class org.apache.hadoop.metrics.spi.AbstractMetricsContext
Creates a new AbstractMetricsRecord instance with the given recordName.
createResetableIterator() - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
The subclass can provide a different implementation on ResetableIterator.
createSocket() - Method in class org.apache.hadoop.net.SocksSocketFactory
 
createSocket(InetAddress, int) - Method in class org.apache.hadoop.net.SocksSocketFactory
 
createSocket(InetAddress, int, InetAddress, int) - Method in class org.apache.hadoop.net.SocksSocketFactory
 
createSocket(String, int) - Method in class org.apache.hadoop.net.SocksSocketFactory
 
createSocket(String, int, InetAddress, int) - Method in class org.apache.hadoop.net.SocksSocketFactory
 
createSocket() - Method in class org.apache.hadoop.net.StandardSocketFactory
 
createSocket(InetAddress, int) - Method in class org.apache.hadoop.net.StandardSocketFactory
 
createSocket(InetAddress, int, InetAddress, int) - Method in class org.apache.hadoop.net.StandardSocketFactory
 
createSocket(String, int) - Method in class org.apache.hadoop.net.StandardSocketFactory
 
createSocket(String, int, InetAddress, int) - Method in class org.apache.hadoop.net.StandardSocketFactory
 
createSocketAddr(String) - Static method in class org.apache.hadoop.dfs.DataNode
Deprecated. 
createSocketAddr(String) - Static method in class org.apache.hadoop.net.NetUtils
Util method to build socket addr from either: : ://:/
createSocketAddr(String, int) - Static method in class org.apache.hadoop.net.NetUtils
Util method to build socket addr from either: : ://:/
createSymlink(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
This method allows you to create symlinks in the current working directory of the task to all the cache files/archives
createTitle(JspWriter, HttpServletRequest, String) - Static method in class org.apache.hadoop.dfs.JspHelper
 
createTmpFileForWrite(String, long, Configuration) - Method in class org.apache.hadoop.fs.LocalDirAllocator
Creates a temporary file in the local FS.
createURLStreamHandler(String) - Method in class org.apache.hadoop.fs.FsUrlStreamHandlerFactory
 
createValue() - Method in class org.apache.hadoop.contrib.index.example.LineDocRecordReader
 
createValue() - Method in class org.apache.hadoop.examples.MultiFileWordCount.MultiFileLineRecordReader
 
createValue() - Method in class org.apache.hadoop.mapred.join.JoinRecordReader
Create an object of the appropriate type to be used as a value.
createValue() - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader
Create an object of the appropriate type to be used as a value.
createValue() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Request new value from proxied RR.
createValue() - Method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
createValue() - Method in class org.apache.hadoop.mapred.LineRecordReader
 
createValue() - Method in interface org.apache.hadoop.mapred.RecordReader
Create an object of the appropriate type to be used as a value.
createValue() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
createValue() - Method in class org.apache.hadoop.mapred.SequenceFileAsTextRecordReader
 
createValue() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
createValue() - Method in class org.apache.hadoop.streaming.StreamBaseRecordReader
 
createValueAggregatorJob(String[]) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
Create an Aggregate based map/reduce job.
createValueAggregatorJob(String[], Class<? extends ValueAggregatorDescriptor>[]) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
 
createValueAggregatorJobs(String[], Class<? extends ValueAggregatorDescriptor>[]) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
 
createValueAggregatorJobs(String[]) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
 
createValueBytes() - Method in class org.apache.hadoop.io.SequenceFile.Reader
 
createWriter(FileSystem, Configuration, Path, Class, Class) - Static method in class org.apache.hadoop.io.SequenceFile
Construct the preferred type of SequenceFile Writer.
createWriter(FileSystem, Configuration, Path, Class, Class, SequenceFile.CompressionType) - Static method in class org.apache.hadoop.io.SequenceFile
Construct the preferred type of SequenceFile Writer.
createWriter(FileSystem, Configuration, Path, Class, Class, SequenceFile.CompressionType, Progressable) - Static method in class org.apache.hadoop.io.SequenceFile
Construct the preferred type of SequenceFile Writer.
createWriter(FileSystem, Configuration, Path, Class, Class, SequenceFile.CompressionType, CompressionCodec) - Static method in class org.apache.hadoop.io.SequenceFile
Construct the preferred type of SequenceFile Writer.
createWriter(FileSystem, Configuration, Path, Class, Class, SequenceFile.CompressionType, CompressionCodec, Progressable, SequenceFile.Metadata) - Static method in class org.apache.hadoop.io.SequenceFile
Construct the preferred type of SequenceFile Writer.
createWriter(FileSystem, Configuration, Path, Class, Class, int, short, long, SequenceFile.CompressionType, CompressionCodec, Progressable, SequenceFile.Metadata) - Static method in class org.apache.hadoop.io.SequenceFile
Construct the preferred type of SequenceFile Writer.
createWriter(FileSystem, Configuration, Path, Class, Class, SequenceFile.CompressionType, CompressionCodec, Progressable) - Static method in class org.apache.hadoop.io.SequenceFile
Construct the preferred type of SequenceFile Writer.
createWriter(Configuration, FSDataOutputStream, Class, Class, SequenceFile.CompressionType, CompressionCodec, SequenceFile.Metadata) - Static method in class org.apache.hadoop.io.SequenceFile
Construct the preferred type of 'raw' SequenceFile Writer.
createWriter(Configuration, FSDataOutputStream, Class, Class, SequenceFile.CompressionType, CompressionCodec) - Static method in class org.apache.hadoop.io.SequenceFile
Construct the preferred type of 'raw' SequenceFile Writer.
CSTRING_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
CsvRecordInput - Class in org.apache.hadoop.record
 
CsvRecordInput(InputStream) - Constructor for class org.apache.hadoop.record.CsvRecordInput
Creates a new instance of CsvRecordInput
CsvRecordOutput - Class in org.apache.hadoop.record
 
CsvRecordOutput(OutputStream) - Constructor for class org.apache.hadoop.record.CsvRecordOutput
Creates a new instance of CsvRecordOutput
CUR_DIR - Static variable in class org.apache.hadoop.fs.Path
 
curChar - Variable in class org.apache.hadoop.record.compiler.generated.RccTokenManager
 
CURRENT_VERSION - Static variable in class org.apache.hadoop.ipc.Server
 
currentToken - Variable in exception org.apache.hadoop.record.compiler.generated.ParseException
This is the last token that has been consumed successfully.
CyclicIteration<K,V> - Class in org.apache.hadoop.util
Provide an cyclic Iterator for a SortedMap.
CyclicIteration(SortedMap<K, V>, K) - Constructor for class org.apache.hadoop.util.CyclicIteration
Construct an Iterable object, so that an Iterator can be created for iterating the given SortedMap.

D

Daemon - Class in org.apache.hadoop.util
A thread that has called Thread.setDaemon(boolean) with true.
Daemon() - Constructor for class org.apache.hadoop.util.Daemon
Construct a daemon thread.
Daemon(Runnable) - Constructor for class org.apache.hadoop.util.Daemon
Construct a daemon thread.
Daemon(ThreadGroup, Runnable) - Constructor for class org.apache.hadoop.util.Daemon
Construct a daemon thread to be part of a specified thread group.
DancingLinks<ColumnName> - Class in org.apache.hadoop.examples.dancing
A generic solver for tile laying problems using Knuth's dancing link algorithm.
DancingLinks() - Constructor for class org.apache.hadoop.examples.dancing.DancingLinks
 
DancingLinks.SolutionAcceptor<ColumnName> - Interface in org.apache.hadoop.examples.dancing
Applications should implement this to receive the solutions to their problems.
DATA_FILE_NAME - Static variable in class org.apache.hadoop.io.MapFile
The name of the data file.
DATA_TRANSFER_VERSION - Static variable in interface org.apache.hadoop.dfs.FSConstants
Version for data transfers between clients and datanodes This should change when serialization of DatanodeInfo, not just when protocol changes.
DataBlockScanner - Class in org.apache.hadoop.dfs
 
DataBlockScanner.Servlet - Class in org.apache.hadoop.dfs
 
DataBlockScanner.Servlet() - Constructor for class org.apache.hadoop.dfs.DataBlockScanner.Servlet
 
DataChecksum - Class in org.apache.hadoop.dfs
This class provides inteface and utilities for processing checksums for DFS data transfers.
DataInputBuffer - Class in org.apache.hadoop.io
A reusable DataInput implementation that reads from an in-memory buffer.
DataInputBuffer() - Constructor for class org.apache.hadoop.io.DataInputBuffer
Constructs a new empty buffer.
DataJoinJob - Class in org.apache.hadoop.contrib.utils.join
This class implements the main function for creating a map/reduce job to join data of different sources.
DataJoinJob() - Constructor for class org.apache.hadoop.contrib.utils.join.DataJoinJob
 
DataJoinMapperBase - Class in org.apache.hadoop.contrib.utils.join
This abstract class serves as the base class for the mapper class of a data join job.
DataJoinMapperBase() - Constructor for class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
DataJoinReducerBase - Class in org.apache.hadoop.contrib.utils.join
This abstract class serves as the base class for the reducer class of a data join job.
DataJoinReducerBase() - Constructor for class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
DataNode - Class in org.apache.hadoop.dfs
DataNode is a class (and program) that stores a set of blocks for a DFS deployment.
DatanodeDescriptor - Class in org.apache.hadoop.dfs
DatanodeDescriptor tracks stats on a given DataNode, such as available storage capacity, last update time, etc., and maintains a set of blocks stored on the datanode.
DatanodeDescriptor() - Constructor for class org.apache.hadoop.dfs.DatanodeDescriptor
Default constructor
DatanodeDescriptor(DatanodeID) - Constructor for class org.apache.hadoop.dfs.DatanodeDescriptor
DatanodeDescriptor constructor
DatanodeDescriptor(DatanodeID, String) - Constructor for class org.apache.hadoop.dfs.DatanodeDescriptor
DatanodeDescriptor constructor
DatanodeDescriptor(DatanodeID, String, String) - Constructor for class org.apache.hadoop.dfs.DatanodeDescriptor
DatanodeDescriptor constructor
DatanodeDescriptor(DatanodeID, long, long, long, int) - Constructor for class org.apache.hadoop.dfs.DatanodeDescriptor
DatanodeDescriptor constructor
DatanodeDescriptor(DatanodeID, String, String, long, long, long, int) - Constructor for class org.apache.hadoop.dfs.DatanodeDescriptor
DatanodeDescriptor constructor
DatanodeID - Class in org.apache.hadoop.dfs
DatanodeID is composed of the data node name (hostname:portNumber) and the data storage ID, which it currently represents.
DatanodeID() - Constructor for class org.apache.hadoop.dfs.DatanodeID
Equivalent to DatanodeID("").
DatanodeID(String) - Constructor for class org.apache.hadoop.dfs.DatanodeID
Equivalent to DatanodeID(nodeName, "", -1, -1).
DatanodeID(DatanodeID) - Constructor for class org.apache.hadoop.dfs.DatanodeID
DatanodeID copy constructor
DatanodeID(String, String, int, int) - Constructor for class org.apache.hadoop.dfs.DatanodeID
Create DatanodeID
DatanodeInfo - Class in org.apache.hadoop.dfs
DatanodeInfo represents the status of a DataNode.
DatanodeInfo.AdminStates - Enum in org.apache.hadoop.dfs
 
DataNodeMetrics - Class in org.apache.hadoop.dfs.datanode.metrics
This class is for maintaining the various DataNode statistics and publishing them through the metrics interfaces.
DataNodeMetrics(Configuration, String) - Constructor for class org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics
 
DataNodeStatistics - Class in org.apache.hadoop.dfs.datanode.metrics
 
DataNodeStatistics(DataNodeMetrics, String) - Constructor for class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
This constructs and registers the DataNodeStatisticsMBean
DataNodeStatisticsMBean - Interface in org.apache.hadoop.dfs.datanode.metrics
This is the JMX interface for the runtime statistics for the data node.
DataOutputBuffer - Class in org.apache.hadoop.io
A reusable DataOutput implementation that writes to an in-memory buffer.
DataOutputBuffer() - Constructor for class org.apache.hadoop.io.DataOutputBuffer
Constructs a new empty buffer.
DataOutputBuffer(int) - Constructor for class org.apache.hadoop.io.DataOutputBuffer
 
dateForm - Static variable in class org.apache.hadoop.fs.FsShell
 
debug_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
debugStream - Variable in class org.apache.hadoop.record.compiler.generated.RccTokenManager
 
dec(int) - Method in class org.apache.hadoop.metrics.util.MetricsIntValue
Inc metrics for incr vlaue
dec() - Method in class org.apache.hadoop.metrics.util.MetricsIntValue
Dec metrics by one
dec(long) - Method in class org.apache.hadoop.metrics.util.MetricsLongValue
Inc metrics for incr vlaue
dec() - Method in class org.apache.hadoop.metrics.util.MetricsLongValue
Dec metrics by one
decDfsUsed(long) - Method in class org.apache.hadoop.fs.DU
Decrease how much disk space we use.
decode(byte[]) - Static method in class org.apache.hadoop.io.Text
Converts the provided byte array to a String using the UTF-8 encoding.
decode(byte[], int, int) - Static method in class org.apache.hadoop.io.Text
 
decode(byte[], int, int, boolean) - Static method in class org.apache.hadoop.io.Text
Converts the provided byte array to a String using the UTF-8 encoding.
decodeJobHistoryFileName(String) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Helper function to decode the URL of the filename of the job-history log file.
decodeVIntSize(byte) - Static method in class org.apache.hadoop.io.WritableUtils
Parse the first byte of a vint/vlong to determine the number of bytes
decompress(byte[], int, int) - Method in interface org.apache.hadoop.io.compress.Decompressor
Fills specified buffer with uncompressed data.
decompress(byte[], int, int) - Method in class org.apache.hadoop.io.compress.lzo.LzoDecompressor
 
decompress(byte[], int, int) - Method in class org.apache.hadoop.io.compress.zlib.BuiltInZlibInflater
 
decompress(byte[], int, int) - Method in class org.apache.hadoop.io.compress.zlib.ZlibDecompressor
 
Decompressor - Interface in org.apache.hadoop.io.compress
Specification of a stream-based 'de-compressor' which can be plugged into a CompressionInputStream to compress data.
DEFAULT - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
DEFAULT_BLOCK_SIZE - Static variable in interface org.apache.hadoop.dfs.FSConstants
 
DEFAULT_BLOCK_SIZE - Static variable in class org.apache.hadoop.fs.ftp.FTPFileSystem
 
DEFAULT_BUFFER_SIZE - Static variable in class org.apache.hadoop.fs.ftp.FTPFileSystem
 
DEFAULT_DATA_SOCKET_SIZE - Static variable in interface org.apache.hadoop.dfs.FSConstants
 
DEFAULT_HOST_LEVEL - Static variable in class org.apache.hadoop.net.NetworkTopology
 
DEFAULT_PERIOD - Static variable in interface org.apache.hadoop.metrics.MetricsContext
Default period in seconds at which data is sent to the metrics system.
DEFAULT_PORT - Static variable in class org.apache.hadoop.dfs.NameNode
 
DEFAULT_RACK - Static variable in class org.apache.hadoop.net.NetworkTopology
 
DEFAULT_UMASK - Static variable in class org.apache.hadoop.fs.permission.FsPermission
 
DefaultCodec - Class in org.apache.hadoop.io.compress
 
DefaultCodec() - Constructor for class org.apache.hadoop.io.compress.DefaultCodec
 
DefaultJobHistoryParser - Class in org.apache.hadoop.mapred
Default parser for job history files.
DefaultJobHistoryParser() - Constructor for class org.apache.hadoop.mapred.DefaultJobHistoryParser
 
DefaultStringifier<T> - Class in org.apache.hadoop.io
DefaultStringifier is the default implementation of the Stringifier interface which stringifies the objects using base64 encoding of the serialized version of the objects.
DefaultStringifier(Configuration, Class<T>) - Constructor for class org.apache.hadoop.io.DefaultStringifier
 
define(Class, WritableComparator) - Static method in class org.apache.hadoop.io.WritableComparator
Register an optimized comparator for a WritableComparable implementation.
define(Class, RecordComparator) - Static method in class org.apache.hadoop.record.RecordComparator
Register an optimized comparator for a Record implementation.
DELETE - Static variable in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp.Op
 
delete(Path) - Method in class org.apache.hadoop.dfs.DistributedFileSystem
Deprecated. 
delete(Path, boolean) - Method in class org.apache.hadoop.dfs.DistributedFileSystem
requires a boolean check to delete a non empty directory recursively.
delete(Path) - Method in class org.apache.hadoop.dfs.HftpFileSystem
Deprecated. 
delete(Path, boolean) - Method in class org.apache.hadoop.dfs.HftpFileSystem
 
delete(String) - Method in class org.apache.hadoop.dfs.NameNode
Deprecated. 
delete(String, boolean) - Method in class org.apache.hadoop.dfs.NameNode
Delete the given file or directory from the file system.
delete(Path, boolean) - Method in class org.apache.hadoop.fs.ChecksumFileSystem
Implement the delete(Path, boolean) in checksum file system.
delete(Path) - Method in class org.apache.hadoop.fs.FileSystem
Deprecated. Use delete(Path, boolean) instead
delete(Path, boolean) - Method in class org.apache.hadoop.fs.FileSystem
Delete a file.
delete(Path) - Method in class org.apache.hadoop.fs.FilterFileSystem
Deprecated. 
delete(Path, boolean) - Method in class org.apache.hadoop.fs.FilterFileSystem
Delete a file
delete(Path) - Method in class org.apache.hadoop.fs.ftp.FTPFileSystem
Deprecated. Use delete(Path, boolean) instead
delete(Path, boolean) - Method in class org.apache.hadoop.fs.ftp.FTPFileSystem
 
delete(Path, boolean) - Method in class org.apache.hadoop.fs.HarFileSystem
Not implemented.
delete(Path, boolean) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
 
delete(Path) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
Deprecated. 
delete(Path) - Method in class org.apache.hadoop.fs.RawLocalFileSystem
Deprecated. 
delete(Path, boolean) - Method in class org.apache.hadoop.fs.RawLocalFileSystem
 
delete(Path, boolean) - Method in class org.apache.hadoop.fs.s3.S3FileSystem
 
delete(Path) - Method in class org.apache.hadoop.fs.s3.S3FileSystem
Deprecated. 
delete(Path) - Method in class org.apache.hadoop.fs.s3native.NativeS3FileSystem
Deprecated. 
delete(Path, boolean) - Method in class org.apache.hadoop.fs.s3native.NativeS3FileSystem
 
delete(FileSystem, String) - Static method in class org.apache.hadoop.io.MapFile
Deletes the named map file.
deleteBlock(Block) - Method in interface org.apache.hadoop.fs.s3.FileSystemStore
 
deleteFile(String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
deleteINode(Path) - Method in interface org.apache.hadoop.fs.s3.FileSystemStore
 
deleteLocalFiles() - Method in class org.apache.hadoop.mapred.JobConf
 
deleteLocalFiles(String) - Method in class org.apache.hadoop.mapred.JobConf
 
deleteOnExit(Path) - Method in class org.apache.hadoop.fs.FileSystem
Mark a path to be deleted when FileSystem is closed.
deleteTermIterator() - Method in class org.apache.hadoop.contrib.index.mapred.IntermediateForm
Get an iterator for the delete terms in the intermediate form.
DEPENDENT_FAILED - Static variable in class org.apache.hadoop.mapred.jobcontrol.Job
 
depth() - Method in class org.apache.hadoop.fs.Path
Return the number of elements in this path.
DESCRIPTION - Static variable in class org.apache.hadoop.fs.shell.Count
 
deserialize(InputStream) - Static method in class org.apache.hadoop.fs.s3.INode
 
deserialize(T) - Method in interface org.apache.hadoop.io.serializer.Deserializer
Deserialize the next object from the underlying input stream.
deserialize(RecordInput, String) - Method in class org.apache.hadoop.record.meta.RecordTypeInfo
Deserialize the type information for a record
deserialize(RecordInput, String) - Method in class org.apache.hadoop.record.Record
Deserialize a record with a tag (usually field name)
deserialize(RecordInput) - Method in class org.apache.hadoop.record.Record
Deserialize a record without a tag
Deserializer<T> - Interface in org.apache.hadoop.io.serializer
Provides a facility for deserializing objects of type from an InputStream.
DeserializerComparator<T> - Class in org.apache.hadoop.io.serializer
A RawComparator that uses a Deserializer to deserialize the objects to be compared so that the standard Comparator can be used to compare them.
DeserializerComparator(Deserializer<T>) - Constructor for class org.apache.hadoop.io.serializer.DeserializerComparator
 
detailedUsage_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
df - Static variable in class org.apache.hadoop.dfs.HftpFileSystem
 
DF - Class in org.apache.hadoop.fs
Filesystem disk space usage statistics.
DF(File, Configuration) - Constructor for class org.apache.hadoop.fs.DF
 
DF(File, long) - Constructor for class org.apache.hadoop.fs.DF
 
DF_INTERVAL_DEFAULT - Static variable in class org.apache.hadoop.fs.DF
 
dfmt(double) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
DFSAdmin - Class in org.apache.hadoop.dfs
This class provides some DFS administrative access.
DFSAdmin() - Constructor for class org.apache.hadoop.dfs.DFSAdmin
Construct a DFSAdmin object.
DFSAdmin(Configuration) - Constructor for class org.apache.hadoop.dfs.DFSAdmin
Construct a DFSAdmin object.
DFSck - Class in org.apache.hadoop.dfs
This class provides rudimentary checking of DFS volumes for errors and sub-optimal conditions.
DFSck(Configuration) - Constructor for class org.apache.hadoop.dfs.DFSck
Filesystem checker.
DFSNodesStatus(ArrayList<DatanodeDescriptor>, ArrayList<DatanodeDescriptor>) - Method in class org.apache.hadoop.dfs.JspHelper
 
dfsUsed - Variable in class org.apache.hadoop.dfs.DatanodeInfo
 
digest(byte[]) - Static method in class org.apache.hadoop.io.MD5Hash
Construct a hash value for a byte array.
digest(byte[], int, int) - Static method in class org.apache.hadoop.io.MD5Hash
Construct a hash value for a byte array.
digest(String) - Static method in class org.apache.hadoop.io.MD5Hash
Construct a hash value for a String.
digest(UTF8) - Static method in class org.apache.hadoop.io.MD5Hash
Construct a hash value for a String.
DIRECTORY_INODE - Static variable in class org.apache.hadoop.fs.s3.INode
 
disable_tracing() - Method in class org.apache.hadoop.record.compiler.generated.Rcc
 
DiskChecker - Class in org.apache.hadoop.util
Class that provides utility functions for checking disk problem
DiskChecker() - Constructor for class org.apache.hadoop.util.DiskChecker
 
DiskChecker.DiskErrorException - Exception in org.apache.hadoop.util
 
DiskChecker.DiskErrorException(String) - Constructor for exception org.apache.hadoop.util.DiskChecker.DiskErrorException
 
DiskChecker.DiskOutOfSpaceException - Exception in org.apache.hadoop.util
 
DiskChecker.DiskOutOfSpaceException(String) - Constructor for exception org.apache.hadoop.util.DiskChecker.DiskOutOfSpaceException
 
displayByteArray(byte[]) - Static method in class org.apache.hadoop.io.WritableUtils
 
DistributedCache - Class in org.apache.hadoop.filecache
Distribute application-specific large, read-only files efficiently.
DistributedCache() - Constructor for class org.apache.hadoop.filecache.DistributedCache
 
DistributedFileSystem - Class in org.apache.hadoop.dfs
Implementation of the abstract FileSystem for the DFS system.
DistributedFileSystem() - Constructor for class org.apache.hadoop.dfs.DistributedFileSystem
 
DistributedFileSystem(InetSocketAddress, Configuration) - Constructor for class org.apache.hadoop.dfs.DistributedFileSystem
Deprecated.  
DistributedFileSystem.DiskStatus - Class in org.apache.hadoop.dfs
 
DistributedFileSystem.DiskStatus(long, long, long) - Constructor for class org.apache.hadoop.dfs.DistributedFileSystem.DiskStatus
 
DistributedPentomino - Class in org.apache.hadoop.examples.dancing
Launch a distributed pentomino solver.
DistributedPentomino() - Constructor for class org.apache.hadoop.examples.dancing.DistributedPentomino
 
DistributedPentomino.PentMap - Class in org.apache.hadoop.examples.dancing
Each map takes a line, which represents a prefix move and finds all of the solutions that start with that prefix.
DistributedPentomino.PentMap() - Constructor for class org.apache.hadoop.examples.dancing.DistributedPentomino.PentMap
 
distributedUpgradeProgress(FSConstants.UpgradeAction) - Method in class org.apache.hadoop.dfs.ChecksumDistributedFileSystem
 
distributedUpgradeProgress(FSConstants.UpgradeAction) - Method in class org.apache.hadoop.dfs.DistributedFileSystem
 
distributedUpgradeProgress(FSConstants.UpgradeAction) - Method in class org.apache.hadoop.dfs.NameNode
 
DNS - Class in org.apache.hadoop.net
A class that provides direct and reverse lookup functionalities, allowing the querying of specific network interfaces or nameservers.
DNS() - Constructor for class org.apache.hadoop.net.DNS
 
DNSToSwitchMapping - Interface in org.apache.hadoop.net
An interface that should be implemented to allow pluggable DNS-name/IP-address to RackID resolvers.
DocumentAndOp - Class in org.apache.hadoop.contrib.index.mapred
This class represents an indexing operation.
DocumentAndOp() - Constructor for class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Constructor for no operation.
DocumentAndOp(DocumentAndOp.Op, Document) - Constructor for class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Constructor for an insert operation.
DocumentAndOp(DocumentAndOp.Op, Term) - Constructor for class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Constructor for a delete operation.
DocumentAndOp(DocumentAndOp.Op, Document, Term) - Constructor for class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Constructor for an insert, a delete or an update operation.
DocumentAndOp.Op - Class in org.apache.hadoop.contrib.index.mapred
This class represents the type of an operation - an insert, a delete or an update.
DocumentID - Class in org.apache.hadoop.contrib.index.mapred
The class represents a document id, which is of type text.
DocumentID() - Constructor for class org.apache.hadoop.contrib.index.mapred.DocumentID
Constructor.
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.dfs.DataBlockScanner.Servlet
 
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.dfs.FileDataServlet
Service a GET request as described below.
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.dfs.FsckServlet
 
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.dfs.GetImageServlet
 
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.dfs.ListPathsServlet
Service a GET request as described below.
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.dfs.StreamFile
 
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.log.LogLevel.Servlet
 
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.mapred.StatusHttpServer.StackServlet
 
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.mapred.StatusHttpServer.TaskGraphServlet
 
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.mapred.TaskLogServlet
Get the logs via http.
doGet(HttpServletRequest, HttpServletResponse) - Method in class org.apache.hadoop.mapred.TaskTracker.MapOutputServlet
 
done(String, boolean) - Method in class org.apache.hadoop.mapred.TaskTracker
Deprecated. 
done(TaskAttemptID, boolean) - Method in class org.apache.hadoop.mapred.TaskTracker
The task is done.
Done() - Method in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
done() - Method in interface org.apache.hadoop.record.Index
 
doSync() - Method in class org.apache.hadoop.io.SequenceFile.Sorter.SegmentDescriptor
Do the sync checks
DOT_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
DOUBLE - Static variable in class org.apache.hadoop.record.meta.TypeID.RIOType
 
DOUBLE_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
DOUBLE_VALUE_SUM - Static variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
DoubleTypeID - Static variable in class org.apache.hadoop.record.meta.TypeID
 
DoubleValueSum - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements a value aggregator that sums up a sequence of double values.
DoubleValueSum() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
The default constructor
DoubleWritable - Class in org.apache.hadoop.io
Writable for Double values.
DoubleWritable() - Constructor for class org.apache.hadoop.io.DoubleWritable
 
DoubleWritable(double) - Constructor for class org.apache.hadoop.io.DoubleWritable
 
DoubleWritable.Comparator - Class in org.apache.hadoop.io
A Comparator optimized for DoubleWritable.
DoubleWritable.Comparator() - Constructor for class org.apache.hadoop.io.DoubleWritable.Comparator
 
doUpdates(MetricsContext) - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics
Since this object is a registered updater, this method will be called periodically, e.g.
doUpdates(MetricsContext) - Method in class org.apache.hadoop.dfs.FSNamesystemMetrics
Since this object is a registered updater, this method will be called periodically, e.g.
doUpdates(MetricsContext) - Method in class org.apache.hadoop.dfs.NameNodeMetrics
Since this object is a registered updater, this method will be called periodically, e.g.
doUpdates(MetricsContext) - Method in class org.apache.hadoop.ipc.metrics.RpcMetrics
Push the metrics to the monitoring subsystem on doUpdate() call.
doUpdates(MetricsContext) - Method in class org.apache.hadoop.mapred.TaskTracker.TaskTrackerMetrics
Since this object is a registered updater, this method will be called periodically, e.g.
doUpdates(MetricsContext) - Method in class org.apache.hadoop.metrics.jvm.JvmMetrics
This will be called periodically (with the period being configuration dependent).
doUpdates(MetricsContext) - Method in interface org.apache.hadoop.metrics.Updater
Timer-based call-back from the metric library.
driver(String[]) - Static method in class org.apache.hadoop.record.compiler.generated.Rcc
 
driver(String[]) - Method in class org.apache.hadoop.util.ProgramDriver
This is a driver for the example programs.
DU - Class in org.apache.hadoop.fs
Filesystem disk space usage statistics.
DU(File, long) - Constructor for class org.apache.hadoop.fs.DU
Keeps track of disk usage.
DU(File, Configuration) - Constructor for class org.apache.hadoop.fs.DU
Keeps track of disk usage.
dump() - Method in interface org.apache.hadoop.fs.s3.FileSystemStore
Diagnostic method to dump all INodes to the console.

E

emit(TupleWritable) - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader
For each tuple emitted, return a value (typically one of the values in the tuple).
emit(TupleWritable) - Method in class org.apache.hadoop.mapred.join.OverrideRecordReader
Emit the value with the highest position in the tuple.
emitRecord(String, String, OutputRecord) - Method in class org.apache.hadoop.metrics.file.FileContext
Emits a metrics record to a file.
emitRecord(String, String, OutputRecord) - Method in class org.apache.hadoop.metrics.ganglia.GangliaContext
 
emitRecord(String, String, OutputRecord) - Method in class org.apache.hadoop.metrics.spi.AbstractMetricsContext
Sends a record to the metrics system.
emitRecord(String, String, OutputRecord) - Method in class org.apache.hadoop.metrics.spi.NullContext
Do-nothing version of emitRecord
emitRecord(String, String, OutputRecord) - Method in class org.apache.hadoop.metrics.spi.NullContextWithUpdateThread
Do-nothing version of emitRecord
EMPTY_ARRAY - Static variable in class org.apache.hadoop.mapred.TaskCompletionEvent
 
enable_tracing() - Method in class org.apache.hadoop.record.compiler.generated.Rcc
 
encode(String) - Static method in class org.apache.hadoop.io.Text
Converts the provided String to bytes using the UTF-8 encoding.
encode(String, boolean) - Static method in class org.apache.hadoop.io.Text
Converts the provided String to bytes using the UTF-8 encoding.
encodeJobHistoryFileName(String) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Helper function to encode the URL of the filename of the job-history log file.
encodeJobHistoryFilePath(String) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Helper function to encode the URL of the path of the job-history log file.
end() - Method in interface org.apache.hadoop.io.compress.Compressor
Closes the compressor and discards any unprocessed input.
end() - Method in interface org.apache.hadoop.io.compress.Decompressor
Closes the decompressor and discards any unprocessed input.
end() - Method in class org.apache.hadoop.io.compress.lzo.LzoCompressor
Noop.
end() - Method in class org.apache.hadoop.io.compress.lzo.LzoDecompressor
 
end() - Method in class org.apache.hadoop.io.compress.zlib.ZlibCompressor
 
end() - Method in class org.apache.hadoop.io.compress.zlib.ZlibDecompressor
 
endColumn - Variable in class org.apache.hadoop.record.compiler.generated.Token
beginLine and beginColumn describe the position of the first character of this token; endLine and endColumn describe the position of the last character of this token.
endLine - Variable in class org.apache.hadoop.record.compiler.generated.Token
beginLine and beginColumn describe the position of the first character of this token; endLine and endColumn describe the position of the last character of this token.
endMap(String) - Method in class org.apache.hadoop.record.BinaryRecordInput
 
endMap(TreeMap, String) - Method in class org.apache.hadoop.record.BinaryRecordOutput
 
endMap(String) - Method in class org.apache.hadoop.record.CsvRecordInput
 
endMap(TreeMap, String) - Method in class org.apache.hadoop.record.CsvRecordOutput
 
endMap(String) - Method in interface org.apache.hadoop.record.RecordInput
Check the mark for end of the serialized map.
endMap(TreeMap, String) - Method in interface org.apache.hadoop.record.RecordOutput
Mark the end of a serialized map.
endMap(String) - Method in class org.apache.hadoop.record.XmlRecordInput
 
endMap(TreeMap, String) - Method in class org.apache.hadoop.record.XmlRecordOutput
 
endRecord(String) - Method in class org.apache.hadoop.record.BinaryRecordInput
 
endRecord(Record, String) - Method in class org.apache.hadoop.record.BinaryRecordOutput
 
endRecord(String) - Method in class org.apache.hadoop.record.CsvRecordInput
 
endRecord(Record, String) - Method in class org.apache.hadoop.record.CsvRecordOutput
 
endRecord(String) - Method in interface org.apache.hadoop.record.RecordInput
Check the mark for end of the serialized record.
endRecord(Record, String) - Method in interface org.apache.hadoop.record.RecordOutput
Mark the end of a serialized record.
endRecord(String) - Method in class org.apache.hadoop.record.XmlRecordInput
 
endRecord(Record, String) - Method in class org.apache.hadoop.record.XmlRecordOutput
 
endVector(String) - Method in class org.apache.hadoop.record.BinaryRecordInput
 
endVector(ArrayList, String) - Method in class org.apache.hadoop.record.BinaryRecordOutput
 
endVector(String) - Method in class org.apache.hadoop.record.CsvRecordInput
 
endVector(ArrayList, String) - Method in class org.apache.hadoop.record.CsvRecordOutput
 
endVector(String) - Method in interface org.apache.hadoop.record.RecordInput
Check the mark for end of the serialized vector.
endVector(ArrayList, String) - Method in interface org.apache.hadoop.record.RecordOutput
Mark the end of a serialized vector.
endVector(String) - Method in class org.apache.hadoop.record.XmlRecordInput
 
endVector(ArrayList, String) - Method in class org.apache.hadoop.record.XmlRecordOutput
 
ensureInflated() - Method in class org.apache.hadoop.io.CompressedWritable
Must be called by all methods which access fields to ensure that the data has been uncompressed.
entrySet() - Method in class org.apache.hadoop.io.MapWritable
entrySet() - Method in class org.apache.hadoop.io.SortedMapWritable
env_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
Environment - Class in org.apache.hadoop.streaming
This is a class used to get the current environment on the host machines running the map/reduce.
Environment() - Constructor for class org.apache.hadoop.streaming.Environment
 
EOF - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
eol - Variable in exception org.apache.hadoop.record.compiler.generated.ParseException
The end of line string for this machine.
equals(Object) - Method in class org.apache.hadoop.contrib.index.mapred.Shard
 
equals(Object) - Method in class org.apache.hadoop.dfs.DatanodeID
 
equals(Object) - Method in class org.apache.hadoop.examples.MultiFileWordCount.WordOffset
 
equals(Object) - Method in class org.apache.hadoop.fs.FileStatus
Compare if this object is equal to another object
equals(Object) - Method in class org.apache.hadoop.fs.Path
 
equals(Object) - Method in class org.apache.hadoop.fs.permission.FsPermission
equals(Object) - Method in class org.apache.hadoop.io.BooleanWritable
 
equals(Object) - Method in class org.apache.hadoop.io.BytesWritable
Are the two byte sequences equal?
equals(Object) - Method in class org.apache.hadoop.io.ByteWritable
Returns true iff o is a ByteWritable with the same value.
equals(Object) - Method in class org.apache.hadoop.io.DoubleWritable
Returns true iff o is a DoubleWritable with the same value.
equals(Object) - Method in class org.apache.hadoop.io.FloatWritable
Returns true iff o is a FloatWritable with the same value.
equals(Object) - Method in class org.apache.hadoop.io.IntWritable
Returns true iff o is a IntWritable with the same value.
equals(Object) - Method in class org.apache.hadoop.io.LongWritable
Returns true iff o is a LongWritable with the same value.
equals(Object) - Method in class org.apache.hadoop.io.MD5Hash
Returns true iff o is an MD5Hash whose digest contains the same values.
equals(Object) - Method in class org.apache.hadoop.io.NullWritable
 
equals(SequenceFile.Metadata) - Method in class org.apache.hadoop.io.SequenceFile.Metadata
 
equals(Object) - Method in class org.apache.hadoop.io.SequenceFile.Sorter.SegmentDescriptor
 
equals(Object) - Method in class org.apache.hadoop.io.Text
Returns true iff o is a Text with the same contents.
equals(Object) - Method in class org.apache.hadoop.io.UTF8
Deprecated. Returns true iff o is a UTF8 with the same contents.
equals(Object) - Method in class org.apache.hadoop.io.VIntWritable
Returns true iff o is a VIntWritable with the same value.
equals(Object) - Method in class org.apache.hadoop.io.VLongWritable
Returns true iff o is a VLongWritable with the same value.
equals(Object) - Method in class org.apache.hadoop.mapred.ID
 
equals(Object) - Method in class org.apache.hadoop.mapred.JobID
 
equals(Object) - Method in class org.apache.hadoop.mapred.join.TupleWritable
equals(Object) - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Return true iff compareTo(other) retn true.
equals(Object) - Method in class org.apache.hadoop.mapred.TaskAttemptID
 
equals(Object) - Method in class org.apache.hadoop.mapred.TaskID
 
equals(Object) - Method in class org.apache.hadoop.net.SocksSocketFactory
 
equals(Object) - Method in class org.apache.hadoop.net.StandardSocketFactory
 
equals(Object) - Method in class org.apache.hadoop.record.Buffer
 
equals(Object) - Method in class org.apache.hadoop.record.meta.FieldTypeInfo
Two FieldTypeInfos are equal if ach of their fields matches
equals(FieldTypeInfo) - Method in class org.apache.hadoop.record.meta.FieldTypeInfo
 
equals(Object) - Method in class org.apache.hadoop.record.meta.MapTypeID
Two map typeIDs are equal if their constituent elements have the same type
equals(Object) - Method in class org.apache.hadoop.record.meta.TypeID
Two base typeIDs are equal if they refer to the same type
equals(Object) - Method in class org.apache.hadoop.record.meta.VectorTypeID
Two vector typeIDs are equal if their constituent elements have the same type
equals(Object) - Method in class org.apache.hadoop.security.UnixUserGroupInformation
Decide if two UGIs are the same
errorReport(DatanodeRegistration, int, String) - Method in class org.apache.hadoop.dfs.NameNode
 
ESCAPE_CHAR - Static variable in class org.apache.hadoop.util.StringUtils
 
escapeString(String) - Static method in class org.apache.hadoop.util.StringUtils
Escape commas in the string using the default escape char
escapeString(String, char, char) - Static method in class org.apache.hadoop.util.StringUtils
Escape charToEscape in the string with the escape char escapeChar
EventCounter - Class in org.apache.hadoop.metrics.jvm
A log4J Appender that simply counts logging events in three levels: fatal, error and warn.
EventCounter() - Constructor for class org.apache.hadoop.metrics.jvm.EventCounter
 
ExampleDriver - Class in org.apache.hadoop.examples
A description of an example program based on its class and a human-readable description.
ExampleDriver() - Constructor for class org.apache.hadoop.examples.ExampleDriver
 
execCommand(String...) - Static method in class org.apache.hadoop.util.Shell
Static method to execute a shell command.
execute() - Method in class org.apache.hadoop.record.compiler.ant.RccTask
Invoke the Hadoop record compiler on each record definition file
execute() - Method in class org.apache.hadoop.util.Shell.ShellCommandExecutor
Execute the shell command.
exists(Path) - Method in class org.apache.hadoop.fs.FileSystem
Check if exists.
exitUsage(boolean) - Method in class org.apache.hadoop.streaming.StreamJob
 
ExpandBuff(boolean) - Method in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
expectedTokenSequences - Variable in exception org.apache.hadoop.record.compiler.generated.ParseException
Each entry in this array is an array of integers.
exponentialBackoffRetry(int, long, TimeUnit) - Static method in class org.apache.hadoop.io.retry.RetryPolicies
Keep trying a limited number of times, waiting a growing amount of time between attempts, and then fail by re-throwing the exception.
expunge() - Method in class org.apache.hadoop.fs.Trash
Delete old checkpoints.

F

fail(String) - Method in class org.apache.hadoop.streaming.StreamJob
 
FAILED - Static variable in class org.apache.hadoop.mapred.jobcontrol.Job
 
FAILED - Static variable in class org.apache.hadoop.mapred.JobStatus
 
failedJobs() - Method in class org.apache.hadoop.mapred.JobTracker
 
Field() - Method in class org.apache.hadoop.record.compiler.generated.Rcc
 
FieldSelectionMapReduce<K,V> - Class in org.apache.hadoop.mapred.lib
This class implements a mapper/reducer class that can be used to perform field selections in a manner similar to unix cut.
FieldSelectionMapReduce() - Constructor for class org.apache.hadoop.mapred.lib.FieldSelectionMapReduce
 
FieldTypeInfo - Class in org.apache.hadoop.record.meta
Represents a type information for a field, which is made up of its ID (name) and its type (a TypeID object).
file - Variable in class org.apache.hadoop.fs.FSInputChecker
The file name from which data is read from
FILE_NAME_PROPERTY - Static variable in class org.apache.hadoop.metrics.file.FileContext
 
FILE_TYPES - Static variable in class org.apache.hadoop.fs.s3.INode
 
FileAlreadyExistsException - Exception in org.apache.hadoop.mapred
Used when target file already exists for any operation and is not configured to be overwritten.
FileAlreadyExistsException() - Constructor for exception org.apache.hadoop.mapred.FileAlreadyExistsException
 
FileAlreadyExistsException(String) - Constructor for exception org.apache.hadoop.mapred.FileAlreadyExistsException
 
FileContext - Class in org.apache.hadoop.metrics.file
Metrics context for writing metrics to a file.

This class is configured by setting ContextFactory attributes which in turn are usually configured through a properties file.

FileContext() - Constructor for class org.apache.hadoop.metrics.file.FileContext
Creates a new instance of FileContext
FileDataServlet - Class in org.apache.hadoop.dfs
Redirect queries about the hosted filesystem to an appropriate datanode.
FileDataServlet() - Constructor for class org.apache.hadoop.dfs.FileDataServlet
 
fileExists(String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
fileExtension(String) - Method in class org.apache.hadoop.streaming.JarBuilder
 
FileInputFormat<K,V> - Class in org.apache.hadoop.mapred
A base class for file-based InputFormat.
FileInputFormat() - Constructor for class org.apache.hadoop.mapred.FileInputFormat
 
fileLength(String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
fileModified(String) - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
FileOutputFormat<K,V> - Class in org.apache.hadoop.mapred
A base class for OutputFormat.
FileOutputFormat() - Constructor for class org.apache.hadoop.mapred.FileOutputFormat
 
FileSplit - Class in org.apache.hadoop.mapred
A section of an input file.
FileSplit(Path, long, long, JobConf) - Constructor for class org.apache.hadoop.mapred.FileSplit
Deprecated.  
FileSplit(Path, long, long, String[]) - Constructor for class org.apache.hadoop.mapred.FileSplit
Constructs a split with host information
FileStatus - Class in org.apache.hadoop.fs
Interface that represents the client side information for a file.
FileStatus() - Constructor for class org.apache.hadoop.fs.FileStatus
 
FileStatus(long, boolean, int, long, long, Path) - Constructor for class org.apache.hadoop.fs.FileStatus
 
FileStatus(long, boolean, int, long, long, FsPermission, String, String, Path) - Constructor for class org.apache.hadoop.fs.FileStatus
 
filesTotal - Variable in class org.apache.hadoop.dfs.FSNamesystemMetrics
 
FileSystem - Class in org.apache.hadoop.fs
An abstract base class for a fairly generic filesystem.
FileSystem() - Constructor for class org.apache.hadoop.fs.FileSystem
 
FileSystem.Statistics - Class in org.apache.hadoop.fs
 
FileSystem.Statistics() - Constructor for class org.apache.hadoop.fs.FileSystem.Statistics
 
FileSystemDirectory - Class in org.apache.hadoop.contrib.index.lucene
This class implements a Lucene Directory on top of a general FileSystem.
FileSystemDirectory(FileSystem, Path, boolean, Configuration) - Constructor for class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
Constructor
FileSystemStore - Interface in org.apache.hadoop.fs.s3
A facility for storing and retrieving INodes and Blocks.
fileURIs - Variable in class org.apache.hadoop.streaming.StreamJob
 
FileUtil - Class in org.apache.hadoop.fs
A collection of file-processing util methods
FileUtil() - Constructor for class org.apache.hadoop.fs.FileUtil
 
FileUtil.HardLink - Class in org.apache.hadoop.fs
Class for creating hardlinks.
FileUtil.HardLink() - Constructor for class org.apache.hadoop.fs.FileUtil.HardLink
 
FillBuff() - Method in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
fillJoinCollector(K) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
For all child RRs offering the key provided, obtain an iterator at that position in the JoinCollector.
fillJoinCollector(K) - Method in class org.apache.hadoop.mapred.join.OverrideRecordReader
Instead of filling the JoinCollector with iterators from all data sources, fill only the rightmost for this key.
FilterFileSystem - Class in org.apache.hadoop.fs
A FilterFileSystem contains some other file system, which it uses as its basic file system, possibly transforming the data along the way or providing additional functionality.
FilterFileSystem() - Constructor for class org.apache.hadoop.fs.FilterFileSystem
 
FilterFileSystem(FileSystem) - Constructor for class org.apache.hadoop.fs.FilterFileSystem
 
finalize() - Method in class org.apache.hadoop.io.compress.lzo.LzoDecompressor
 
finalize() - Method in class org.apache.hadoop.io.compress.zlib.ZlibDecompressor
 
finalizeBlock(Block) - Method in interface org.apache.hadoop.dfs.FSDatasetInterface
Finalizes the block previously opened for writing using writeToBlock.
finalized - Variable in class org.apache.hadoop.dfs.UpgradeStatusReport
 
finalizeUpgrade() - Method in class org.apache.hadoop.dfs.ChecksumDistributedFileSystem
Finalize previously upgraded files system state.
finalizeUpgrade() - Method in class org.apache.hadoop.dfs.DFSAdmin
Command to ask the namenode to finalize previously performed upgrade.
finalizeUpgrade() - Method in class org.apache.hadoop.dfs.DistributedFileSystem
Finalize previously upgraded files system state.
finalizeUpgrade() - Method in class org.apache.hadoop.dfs.NameNode
 
finalKey(WritableComparable) - Method in class org.apache.hadoop.io.MapFile.Reader
Reads the final key from the file.
find(String) - Method in class org.apache.hadoop.io.Text
 
find(String, int) - Method in class org.apache.hadoop.io.Text
Finds any occurence of what in the backing buffer, starting as position start.
findByte(byte[], int, int, byte) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
Find the first occurrence of the given byte b in a UTF-8 encoded string
findCounter(Enum) - Method in class org.apache.hadoop.mapred.Counters
Find the counter for the given enum.
findCounter(String, int, String) - Method in class org.apache.hadoop.mapred.Counters
Deprecated.  
findInClasspath(String) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
findInClasspath(String, ClassLoader) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
findNthByte(byte[], int, int, byte, int) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
Find the nth occurrence of the given byte b in a UTF-8 encoded string
findNthByte(byte[], byte, int) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
Find the nth occurrence of the given byte b in a UTF-8 encoded string
findSeparator(byte[], int, int, byte) - Static method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
findTab(byte[], int, int) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
Find the first occured tab in a UTF-8 encoded string
findTab(byte[]) - Static method in class org.apache.hadoop.streaming.UTF8ByteArrayUtils
Find the first occured tab in a UTF-8 encoded string
finish() - Method in class org.apache.hadoop.io.compress.CompressionOutputStream
Finishes writing compressed data to the output stream without closing the underlying stream.
finish() - Method in interface org.apache.hadoop.io.compress.Compressor
When called, indicates that compression should end with the current contents of the input buffer.
finish() - Method in class org.apache.hadoop.io.compress.GzipCodec.GzipOutputStream
 
finish() - Method in class org.apache.hadoop.io.compress.lzo.LzoCompressor
 
finish() - Method in class org.apache.hadoop.io.compress.zlib.ZlibCompressor
 
finished() - Method in interface org.apache.hadoop.io.compress.Compressor
Returns true if the end of the compressed data output stream has been reached.
finished() - Method in interface org.apache.hadoop.io.compress.Decompressor
Returns true if the end of the compressed data output stream has been reached.
finished() - Method in class org.apache.hadoop.io.compress.lzo.LzoCompressor
 
finished() - Method in class org.apache.hadoop.io.compress.lzo.LzoDecompressor
 
finished() - Method in class org.apache.hadoop.io.compress.zlib.ZlibCompressor
 
finished() - Method in class org.apache.hadoop.io.compress.zlib.ZlibDecompressor
 
firstKey() - Method in class org.apache.hadoop.io.SortedMapWritable
fix(FileSystem, Path, Class, Class, boolean, Configuration) - Static method in class org.apache.hadoop.io.MapFile
This method attempts to fix a corrupt MapFile by re-creating its index.
FIXING_DELETE - Static variable in class org.apache.hadoop.dfs.NamenodeFsck
Delete corrupted files.
FIXING_MOVE - Static variable in class org.apache.hadoop.dfs.NamenodeFsck
Move corrupted files to /lost+found .
FIXING_NONE - Static variable in class org.apache.hadoop.dfs.NamenodeFsck
Don't attempt any fixing .
FLOAT - Static variable in class org.apache.hadoop.record.meta.TypeID.RIOType
 
FLOAT_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
FloatTypeID - Static variable in class org.apache.hadoop.record.meta.TypeID
 
FloatWritable - Class in org.apache.hadoop.io
A WritableComparable for floats.
FloatWritable() - Constructor for class org.apache.hadoop.io.FloatWritable
 
FloatWritable(float) - Constructor for class org.apache.hadoop.io.FloatWritable
 
FloatWritable.Comparator - Class in org.apache.hadoop.io
A Comparator optimized for FloatWritable.
FloatWritable.Comparator() - Constructor for class org.apache.hadoop.io.FloatWritable.Comparator
 
flush() - Method in class org.apache.hadoop.io.compress.CompressionOutputStream
 
flush() - Method in class org.apache.hadoop.io.compress.GzipCodec.GzipOutputStream
 
flush() - Method in class org.apache.hadoop.metrics.file.FileContext
Flushes the output writer, forcing updates to disk.
flush() - Method in class org.apache.hadoop.metrics.spi.AbstractMetricsContext
Called each period after all records have been emitted, this method does nothing.
flushBuffer() - Method in class org.apache.hadoop.fs.FSOutputSummer
 
flushBuffer(boolean) - Method in class org.apache.hadoop.fs.FSOutputSummer
 
format(Configuration) - Static method in class org.apache.hadoop.dfs.NameNode
Format a new filesystem.
formatBytes(long) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
formatBytes2(long) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
formatPercent(double, int) - Static method in class org.apache.hadoop.util.StringUtils
Format a percentage for presentation to the user.
formatTimeDiff(long, long) - Static method in class org.apache.hadoop.util.StringUtils
Given a finish and start time in long milliseconds, returns a String in the format Xhrs, Ymins, Z sec, for the time difference between two times.
forName(String) - Static method in class org.apache.hadoop.mapred.ID
Construct an ID object from given string
forName(String) - Static method in class org.apache.hadoop.mapred.JobID
Construct a JobId object from given string
forName(String) - Static method in class org.apache.hadoop.mapred.TaskAttemptID
Construct a TaskAttemptID object from given string
forName(String) - Static method in class org.apache.hadoop.mapred.TaskID
Construct a TaskID object from given string
fourRotations - Static variable in class org.apache.hadoop.examples.dancing.Pentomino
Are all 4 rotations unique?
fromShort(short) - Method in class org.apache.hadoop.fs.permission.FsPermission
 
fromString(String) - Method in class org.apache.hadoop.io.DefaultStringifier
 
fromString(String) - Method in interface org.apache.hadoop.io.Stringifier
Restores the object from its string representation.
fs - Variable in class org.apache.hadoop.fs.FilterFileSystem
 
fs - Variable in class org.apache.hadoop.fs.FsShell
 
fs - Variable in class org.apache.hadoop.fs.shell.Command
 
FsAction - Enum in org.apache.hadoop.fs.permission
File system actions, e.g.
fsck() - Method in class org.apache.hadoop.dfs.NamenodeFsck
Check files on DFS, starting from the indicated path.
FsckServlet - Class in org.apache.hadoop.dfs
This class is used in Namesystem's jetty to do fsck on namenode.
FsckServlet() - Constructor for class org.apache.hadoop.dfs.FsckServlet
 
FSConstants - Interface in org.apache.hadoop.dfs
Some handy constants
FSConstants.CheckpointStates - Enum in org.apache.hadoop.dfs
 
FSConstants.DatanodeReportType - Enum in org.apache.hadoop.dfs
 
FSConstants.NodeType - Enum in org.apache.hadoop.dfs
Type of the node
FSConstants.SafeModeAction - Enum in org.apache.hadoop.dfs
 
FSConstants.StartupOption - Enum in org.apache.hadoop.dfs
 
FSConstants.UpgradeAction - Enum in org.apache.hadoop.dfs
Distributed upgrade actions: 1.
FSDataInputStream - Class in org.apache.hadoop.fs
Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.
FSDataInputStream(InputStream) - Constructor for class org.apache.hadoop.fs.FSDataInputStream
 
FSDataOutputStream - Class in org.apache.hadoop.fs
Utility that wraps a OutputStream in a DataOutputStream, buffers output through a BufferedOutputStream and creates a checksum file.
FSDataOutputStream(OutputStream) - Constructor for class org.apache.hadoop.fs.FSDataOutputStream
Deprecated. 
FSDataOutputStream(OutputStream, FileSystem.Statistics) - Constructor for class org.apache.hadoop.fs.FSDataOutputStream
 
FSDatasetInterface - Interface in org.apache.hadoop.dfs
This is an interface for the underlying storage that stores blocks for a data node.
FSDatasetInterface.BlockWriteStreams - Class in org.apache.hadoop.dfs
This class contains the output streams for the data and checksum of a block
FSDatasetInterface.MetaDataInputStream - Class in org.apache.hadoop.dfs
This class provides the input stream and length of the metadata of a block
FSDatasetMBean - Interface in org.apache.hadoop.dfs.datanode.metrics
This Interface defines the methods to get the status of a the FSDataset of a data node.
FSError - Error in org.apache.hadoop.fs
Thrown for unexpected filesystem errors, presumed to reflect disk errors in the native filesystem.
fsError(String, String) - Method in class org.apache.hadoop.mapred.TaskTracker
Deprecated. 
fsError(TaskAttemptID, String) - Method in class org.apache.hadoop.mapred.TaskTracker
A child task had a local filesystem error.
fsImageLoadTime - Variable in class org.apache.hadoop.dfs.NameNodeMetrics
 
FSInputChecker - Class in org.apache.hadoop.fs
This is a generic input stream for verifying checksums for data before it is read by a user.
FSInputChecker(Path, int) - Constructor for class org.apache.hadoop.fs.FSInputChecker
Constructor
FSInputChecker(Path, int, boolean, Checksum, int, int) - Constructor for class org.apache.hadoop.fs.FSInputChecker
Constructor
FSInputStream - Class in org.apache.hadoop.fs
FSInputStream is a generic old InputStream with a little bit of RAF-style seek ability.
FSInputStream() - Constructor for class org.apache.hadoop.fs.FSInputStream
 
FSNamesystemMBean - Interface in org.apache.hadoop.dfs.namenode.metrics
This Interface defines the methods to get the status of a the FSNamesystem of a name node.
FSNamesystemMetrics - Class in org.apache.hadoop.dfs
This class is for maintaining the various FSNamesystem status metrics and publishing them through the metrics interfaces.
FSOutputSummer - Class in org.apache.hadoop.fs
This is a generic output stream for generating checksums for data before it is written to the underlying stream
FSOutputSummer(Checksum, int, int) - Constructor for class org.apache.hadoop.fs.FSOutputSummer
 
FsPermission - Class in org.apache.hadoop.fs.permission
A class for file/directory permissions.
FsPermission(FsAction, FsAction, FsAction) - Constructor for class org.apache.hadoop.fs.permission.FsPermission
Construct by the given FsAction.
FsPermission(short) - Constructor for class org.apache.hadoop.fs.permission.FsPermission
Construct by the given mode.
FsPermission(FsPermission) - Constructor for class org.apache.hadoop.fs.permission.FsPermission
Copy constructor
FsShell - Class in org.apache.hadoop.fs
Provide command line access to a FileSystem.
FsShell() - Constructor for class org.apache.hadoop.fs.FsShell
 
FsShell(Configuration) - Constructor for class org.apache.hadoop.fs.FsShell
 
FsUrlStreamHandlerFactory - Class in org.apache.hadoop.fs
Factory for URL stream handlers.
FsUrlStreamHandlerFactory() - Constructor for class org.apache.hadoop.fs.FsUrlStreamHandlerFactory
 
FsUrlStreamHandlerFactory(Configuration) - Constructor for class org.apache.hadoop.fs.FsUrlStreamHandlerFactory
 
fsync(String, String) - Method in class org.apache.hadoop.dfs.NameNode
Write all metadata for this file into persistent storage.
FTPException - Exception in org.apache.hadoop.fs.ftp
A class to wrap a Throwable into a Runtime Exception.
FTPException(String) - Constructor for exception org.apache.hadoop.fs.ftp.FTPException
 
FTPException(Throwable) - Constructor for exception org.apache.hadoop.fs.ftp.FTPException
 
FTPException(String, Throwable) - Constructor for exception org.apache.hadoop.fs.ftp.FTPException
 
FTPFileSystem - Class in org.apache.hadoop.fs.ftp
A FileSystem backed by an FTP client provided by Apache Commons Net.
FTPFileSystem() - Constructor for class org.apache.hadoop.fs.ftp.FTPFileSystem
 
FTPInputStream - Class in org.apache.hadoop.fs.ftp
 
FTPInputStream(InputStream, FTPClient, FileSystem.Statistics) - Constructor for class org.apache.hadoop.fs.ftp.FTPInputStream
 
fullyDelete(File) - Static method in class org.apache.hadoop.fs.FileUtil
Delete a directory and all its contents.
fullyDelete(FileSystem, Path) - Static method in class org.apache.hadoop.fs.FileUtil
Recursively delete a directory.

G

GangliaContext - Class in org.apache.hadoop.metrics.ganglia
Context for sending metrics to Ganglia.
GangliaContext() - Constructor for class org.apache.hadoop.metrics.ganglia.GangliaContext
Creates a new instance of GangliaContext
genCode(String, String, ArrayList<String>) - Method in class org.apache.hadoop.record.compiler.JFile
Generate record code in given language.
generateActualKey(K, V) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
Generate the actual key from the given key/value.
generateActualValue(K, V) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
Generate the actual value from the given key and value.
generateEntry(String, String, Text) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
generateFileNameForKeyValue(K, V, String) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
Generate the file output file name based on the given key and the leaf file name.
generateGroupKey(TaggedMapOutput) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
Generate a map output key.
generateInputTag(String) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
Determine the source tag based on the input file name.
generateKeyValPairs(Object, Object) - Method in class org.apache.hadoop.examples.AggregateWordCount.WordCountPlugInClass
 
generateKeyValPairs(Object, Object) - Method in class org.apache.hadoop.examples.AggregateWordHistogram.AggregateWordHistogramPlugin
Parse the given value, generate an aggregation-id/value pair per word.
generateKeyValPairs(Object, Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.UserDefinedValueAggregatorDescriptor
Generate a list of aggregation-id/value pairs for the given key/value pairs by delegating the invocation to the real object.
generateKeyValPairs(Object, Object) - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
Generate 1 or 2 aggregation-id/value pairs for the given key/value pair.
generateKeyValPairs(Object, Object) - Method in interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorDescriptor
Generate a list of aggregation-id/value pairs for the given key/value pair.
generateLeafFileName(String) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
Generate the leaf name for the output file name.
generateParseException() - Method in class org.apache.hadoop.record.compiler.generated.Rcc
 
generateTaggedMapOutput(Object) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
Generate a tagged map output value.
generateValueAggregator(String) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
generationFromSegmentsFileName(String) - Static method in class org.apache.hadoop.contrib.index.lucene.LuceneUtil
Parse the generation off the segments file name and return it.
GenericOptionsParser - Class in org.apache.hadoop.util
GenericOptionsParser is a utility to parse command line arguments generic to the Hadoop framework.
GenericOptionsParser(Configuration, String[]) - Constructor for class org.apache.hadoop.util.GenericOptionsParser
Create a GenericOptionsParser to parse only the generic Hadoop arguments.
GenericOptionsParser(Configuration, Options, String[]) - Constructor for class org.apache.hadoop.util.GenericOptionsParser
Create a GenericOptionsParser to parse given options as well as generic Hadoop options.
GenericsUtil - Class in org.apache.hadoop.util
Contains utility methods for dealing with Java Generics.
GenericsUtil() - Constructor for class org.apache.hadoop.util.GenericsUtil
 
GenericWritable - Class in org.apache.hadoop.io
A wrapper for Writable instances.
GenericWritable() - Constructor for class org.apache.hadoop.io.GenericWritable
 
get(String) - Method in class org.apache.hadoop.conf.Configuration
Get the value of the name property, null if no such property exists.
get(String, String) - Method in class org.apache.hadoop.conf.Configuration
Get the value of the name property.
get(int) - Method in class org.apache.hadoop.dfs.LocatedBlocks
Get located block.
get(Configuration) - Static method in class org.apache.hadoop.fs.FileSystem
Returns the configured filesystem implementation.
get(URI, Configuration) - Static method in class org.apache.hadoop.fs.FileSystem
Returns the FileSystem for this URI's scheme and authority.
get(long, Writable) - Method in class org.apache.hadoop.io.ArrayFile.Reader
Return the nth value in the file.
get() - Method in class org.apache.hadoop.io.ArrayWritable
 
get() - Method in class org.apache.hadoop.io.BooleanWritable
Returns the value of the BooleanWritable
get() - Method in class org.apache.hadoop.io.BytesWritable
Get the data from the BytesWritable.
get() - Method in class org.apache.hadoop.io.ByteWritable
Return the value of this ByteWritable.
get() - Method in class org.apache.hadoop.io.DoubleWritable
 
get() - Method in class org.apache.hadoop.io.FloatWritable
Return the value of this FloatWritable.
get() - Method in class org.apache.hadoop.io.GenericWritable
Return the wrapped instance.
get() - Method in class org.apache.hadoop.io.IntWritable
Return the value of this IntWritable.
get() - Method in class org.apache.hadoop.io.LongWritable
Return the value of this LongWritable.
get(WritableComparable, Writable) - Method in class org.apache.hadoop.io.MapFile.Reader
Return the value for the named key, or null if none exists.
get(Object) - Method in class org.apache.hadoop.io.MapWritable
get() - Static method in class org.apache.hadoop.io.NullWritable
Returns the single instance of this class.
get() - Method in class org.apache.hadoop.io.ObjectWritable
Return the instance, or null if none.
get(Text) - Method in class org.apache.hadoop.io.SequenceFile.Metadata
 
get(WritableComparable) - Method in class org.apache.hadoop.io.SetFile.Reader
Read the matching key from a set into key.
get(Object) - Method in class org.apache.hadoop.io.SortedMapWritable
get() - Method in class org.apache.hadoop.io.TwoDArrayWritable
 
get() - Method in class org.apache.hadoop.io.VIntWritable
Return the value of this VIntWritable.
get() - Method in class org.apache.hadoop.io.VLongWritable
Return the value of this LongWritable.
get(Class) - Static method in class org.apache.hadoop.io.WritableComparator
Get a comparator for a WritableComparable implementation.
get() - Static method in class org.apache.hadoop.ipc.Server
Returns the server instance called under or null.
get(int) - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
Get ith child InputSplit.
get(int) - Method in class org.apache.hadoop.mapred.join.TupleWritable
Get ith Writable from Tuple.
get() - Method in class org.apache.hadoop.metrics.util.MetricsIntValue
Get value
get() - Method in class org.apache.hadoop.metrics.util.MetricsLongValue
Get value
get(DataInput) - Static method in class org.apache.hadoop.record.BinaryRecordInput
Get a thread-local record input for the supplied DataInput.
get(DataOutput) - Static method in class org.apache.hadoop.record.BinaryRecordOutput
Get a thread-local record output for the supplied DataOutput.
get() - Method in class org.apache.hadoop.record.Buffer
Get the data from the Buffer.
get() - Method in class org.apache.hadoop.util.Progress
Returns the overall progress of the root.
getAbsolutePath(String) - Method in class org.apache.hadoop.streaming.PathFinder
Returns the full path name of this file if it is listed in the path
getAccessKey() - Method in class org.apache.hadoop.fs.s3.S3Credentials
 
getAddress(Configuration) - Static method in class org.apache.hadoop.mapred.JobTracker
 
getAllJobs() - Method in class org.apache.hadoop.mapred.JobClient
Get the jobs that are submitted.
getAllJobs() - Method in class org.apache.hadoop.mapred.JobTracker
 
getAllStaticResolutions() - Static method in class org.apache.hadoop.net.NetUtils
This is used to get all the resolutions that were added using NetUtils.addStaticResolution(String, String).
getAllTasks() - Method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Returns all map and reduce tasks .
getApproxChkSumLength(long) - Static method in class org.apache.hadoop.fs.ChecksumFileSystem
 
getArchiveClassPaths(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get the archive entries in classpath as an array of Path
getArchiveTimestamps(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get the timestamps of the archives
getAssignedJobID() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
 
getAssignedTracker(String) - Method in class org.apache.hadoop.mapred.JobTracker
Deprecated. 
getAssignedTracker(TaskAttemptID) - Method in class org.apache.hadoop.mapred.JobTracker
Get tracker name for a given task id.
getAttribute(String) - Method in class org.apache.hadoop.mapred.StatusHttpServer
Get the value in the webapp context.
getAttribute(String) - Method in class org.apache.hadoop.metrics.ContextFactory
Returns the value of the named attribute, or null if there is no attribute of that name.
getAttribute(String) - Method in class org.apache.hadoop.metrics.spi.AbstractMetricsContext
Convenience method for subclasses to access factory attributes.
getAttributeNames() - Method in class org.apache.hadoop.metrics.ContextFactory
Returns the names of all the factory's attributes.
getAttributeTable(String) - Method in class org.apache.hadoop.metrics.spi.AbstractMetricsContext
Returns an attribute-value map derived from the factory attributes by finding all factory attributes that begin with contextName.tableName.
getAvailable() - Method in class org.apache.hadoop.fs.DF
 
getBasePathInJarOut(String) - Method in class org.apache.hadoop.streaming.JarBuilder
 
getBaseRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
 
getBaseRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.lib.MultipleSequenceFileOutputFormat
 
getBaseRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.lib.MultipleTextOutputFormat
 
getBeginColumn() - Method in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
getBeginLine() - Method in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
getBlockIndex(BlockLocation[], long) - Method in class org.apache.hadoop.mapred.FileInputFormat
 
getBlockInputStream(Block) - Method in interface org.apache.hadoop.dfs.FSDatasetInterface
Returns an input stream to read the contents of the specified block
getBlockInputStream(Block, long) - Method in interface org.apache.hadoop.dfs.FSDatasetInterface
Returns an input stream at specified offset of the specified block
getBlockLocations(String, long, long) - Method in class org.apache.hadoop.dfs.NameNode
Get locations of the blocks of the specified file within the specified range.
getBlockMetaDataInfo(Block) - Method in class org.apache.hadoop.dfs.DataNode
getBlockReport() - Method in interface org.apache.hadoop.dfs.FSDatasetInterface
Returns the block report - the full list of blocks stored
getBlockReportAverageTime() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getBlockReportAverageTime() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Average time for Block Report Processing in last interval
getBlockReportMaxTime() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getBlockReportMaxTime() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
The Maximum Block Report Processing Time since reset was called
getBlockReportMinTime() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getBlockReportMinTime() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
The Minimum Block Report Processing Time since reset was called
getBlockReportNum() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getBlockReportNum() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Number of block Reports processed in the last interval
getBlockReportsAverageTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getBlockReportsAverageTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Average time for Block Reports Operation in last interval
getBlockReportsMaxTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getBlockReportsMaxTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Maximum Block Reports Operation Time since reset was called
getBlockReportsMinTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getBlockReportsMinTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Minimum Block Reports Operation Time since reset was called
getBlockReportsNum() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getBlockReportsNum() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of Block Reports sent in last interval
getBlocks(DatanodeInfo, long) - Method in class org.apache.hadoop.dfs.NameNode
return a list of blocks & their locations on datanode whose total size is size
getBlocks() - Method in class org.apache.hadoop.fs.s3.INode
 
getBlockSize() - Method in class org.apache.hadoop.fs.FileStatus
Get the block size of the file.
getBlockSize(Path) - Method in class org.apache.hadoop.fs.FileSystem
Deprecated. Use getFileStatus() instead
getBlocksRead() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getBlocksRead() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of blocks read in the last interval
getBlocksRemoved() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getBlocksRemoved() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of blocks removed in the last interval
getBlocksReplicated() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getBlocksReplicated() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of blocks replicated in the last interval
getBlocksScheduled() - Method in class org.apache.hadoop.dfs.DatanodeDescriptor
 
getBlocksTotal() - Method in interface org.apache.hadoop.dfs.namenode.metrics.FSNamesystemMBean
Number of allocated blocks in the system
getBlocksVerified() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getBlocksVerified() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of blocks verified in the last interval
getBlocksWritten() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getBlocksWritten() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of blocks written in the last interval
getBlockVerificationFailures() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getBlockVerificationFailures() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of block verification failures in the last interval
getBoolean(String, boolean) - Method in class org.apache.hadoop.conf.Configuration
Get the value of the name property as a boolean.
getBoundAntProperty(String, String) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
getBuildVersion() - Method in class org.apache.hadoop.mapred.JobTracker
 
getBuildVersion() - Static method in class org.apache.hadoop.util.VersionInfo
Returns the buildVersion which includes version, revision, user and date.
getBytes() - Method in class org.apache.hadoop.io.Text
Returns the raw bytes; however, only data up to Text.getLength() is valid.
getBytes() - Method in class org.apache.hadoop.io.UTF8
Deprecated. The raw bytes.
getBytes(String) - Static method in class org.apache.hadoop.io.UTF8
Deprecated. Convert a string to a UTF-8 encoded byte array.
getBytesPerChecksum() - Method in class org.apache.hadoop.dfs.DataChecksum
 
getBytesPerSum() - Method in class org.apache.hadoop.fs.ChecksumFileSystem
Return the bytes Per Checksum
getBytesRead() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getBytesRead() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of bytes read in the last interval
getBytesRead() - Method in class org.apache.hadoop.fs.FileSystem.Statistics
Get the total number of bytes read
getBytesRead() - Method in interface org.apache.hadoop.io.compress.Compressor
Return number of uncompressed bytes input so far.
getBytesRead() - Method in class org.apache.hadoop.io.compress.lzo.LzoCompressor
Return number of bytes given to this compressor since last reset.
getBytesRead() - Method in class org.apache.hadoop.io.compress.zlib.ZlibCompressor
Returns the total number of uncompressed bytes input so far.
getBytesRead() - Method in class org.apache.hadoop.io.compress.zlib.ZlibDecompressor
Returns the total number of uncompressed bytes input so far.
getBytesWritten() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
Number of bytes written in the last interval
getBytesWritten() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of bytes written in the last interval
getBytesWritten() - Method in class org.apache.hadoop.fs.FileSystem.Statistics
Get the total number of bytes written
getBytesWritten() - Method in interface org.apache.hadoop.io.compress.Compressor
Return number of compressed bytes output so far.
getBytesWritten() - Method in class org.apache.hadoop.io.compress.lzo.LzoCompressor
Return number of bytes consumed by callers of compress since last reset.
getBytesWritten() - Method in class org.apache.hadoop.io.compress.zlib.ZlibCompressor
Returns the total number of compressed bytes output so far.
getBytesWritten() - Method in class org.apache.hadoop.io.compress.zlib.ZlibDecompressor
Returns the total number of compressed bytes output so far.
getCacheArchives(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get cache archives set in the Configuration
getCacheFiles(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get cache files set in the Configuration
getCallQueueLen() - Method in interface org.apache.hadoop.ipc.metrics.RpcMgtMBean
The number of rpc calls in the queue.
getCallQueueLen() - Method in class org.apache.hadoop.ipc.Server
The number of rpc calls in the queue.
getCapacity() - Method in interface org.apache.hadoop.dfs.datanode.metrics.FSDatasetMBean
Returns total capacity (in bytes) of storage (used and unused)
getCapacity() - Method in class org.apache.hadoop.dfs.DatanodeInfo
The raw capacity.
getCapacity() - Method in class org.apache.hadoop.dfs.DistributedFileSystem.DiskStatus
 
getCapacity() - Method in class org.apache.hadoop.fs.DF
 
getCapacity() - Method in class org.apache.hadoop.io.BytesWritable
Get the capacity, which is the maximum size that could handled without resizing the backing storage.
getCapacity() - Method in class org.apache.hadoop.record.Buffer
Get the capacity, which is the maximum count that could handled without resizing the backing storage.
getCapacityRemaining() - Method in interface org.apache.hadoop.dfs.namenode.metrics.FSNamesystemMBean
Free (unused) storage capacity
getCapacityTotal() - Method in interface org.apache.hadoop.dfs.namenode.metrics.FSNamesystemMBean
Total storage capacity
getCapacityUsed() - Method in interface org.apache.hadoop.dfs.namenode.metrics.FSNamesystemMBean
Used storage capacity
getCategory(List<List<Pentomino.ColumnName>>) - Method in class org.apache.hadoop.examples.dancing.Pentomino
Find whether the solution has the x in the upper left quadrant, the x-midline, the y-midline or in the center.
getChannel() - Method in class org.apache.hadoop.net.SocketInputStream
Returns underlying channel used by inputstream.
getChannel() - Method in class org.apache.hadoop.net.SocketOutputStream
Returns underlying channel used by this stream.
getChannelPosition(Block, FSDatasetInterface.BlockWriteStreams) - Method in interface org.apache.hadoop.dfs.FSDatasetInterface
Returns the current offset in the data stream.
getChecksumFile(Path) - Method in class org.apache.hadoop.fs.ChecksumFileSystem
Return the name of the checksum file associated with a file.
getChecksumFileLength(Path, long) - Method in class org.apache.hadoop.fs.ChecksumFileSystem
Return the length of the checksum file given the size of the actual file.
getChecksumHeaderSize() - Static method in class org.apache.hadoop.dfs.DataChecksum
 
getChecksumLength(long, int) - Static method in class org.apache.hadoop.fs.ChecksumFileSystem
Calculated the length of the checksum file in bytes.
getChecksumSize() - Method in class org.apache.hadoop.dfs.DataChecksum
 
getChecksumType() - Method in class org.apache.hadoop.dfs.DataChecksum
 
getChunkPosition(long) - Method in class org.apache.hadoop.fs.FSInputChecker
Return position of beginning of chunk containing pos.
getClass(String, Class<?>) - Method in class org.apache.hadoop.conf.Configuration
Get the value of the name property as a Class.
getClass(String, Class<? extends U>, Class<U>) - Method in class org.apache.hadoop.conf.Configuration
Get the value of the name property as a Class implementing the interface specified by xface.
getClass(byte) - Method in class org.apache.hadoop.io.AbstractMapWritable
 
getClass(String, Configuration) - Static method in class org.apache.hadoop.io.WritableName
Return the class for a name.
getClass(T) - Static method in class org.apache.hadoop.util.GenericsUtil
Returns the Class object (of type Class<T>) of the argument of type T.
getClass(T) - Static method in class org.apache.hadoop.util.ReflectionUtils
Return the correctly-typed Class of the given object.
getClassByName(String) - Method in class org.apache.hadoop.conf.Configuration
Load a class by name.
getClassByName(String) - Static method in class org.apache.hadoop.contrib.utils.join.DataJoinJob
 
getClassLoader() - Method in class org.apache.hadoop.conf.Configuration
Get the ClassLoader for this job.
getClassName() - Method in exception org.apache.hadoop.ipc.RemoteException
 
getClientVersion() - Method in exception org.apache.hadoop.ipc.RPC.VersionMismatch
Get the client's preferred version
getClosest(WritableComparable, Writable) - Method in class org.apache.hadoop.io.MapFile.Reader
Finds the record that is the closest match to the specified key.
getClosest(WritableComparable, Writable, boolean) - Method in class org.apache.hadoop.io.MapFile.Reader
Finds the record that is the closest match to the specified key.
getClusterNick() - Method in class org.apache.hadoop.streaming.StreamJob
 
getClusterStatus() - Method in class org.apache.hadoop.mapred.JobClient
Get status information about the Map-Reduce cluster.
getClusterStatus() - Method in class org.apache.hadoop.mapred.JobTracker
 
getCodec(Path) - Method in class org.apache.hadoop.io.compress.CompressionCodecFactory
Find the relevant compression codec for the given file based on its filename suffix.
getCodecClasses(Configuration) - Static method in class org.apache.hadoop.io.compress.CompressionCodecFactory
Get the list of codecs listed in the configuration
getColumnName(int) - Method in class org.apache.hadoop.examples.dancing.DancingLinks
Get the name of a given column as a string
getCombineOnceOnly() - Method in class org.apache.hadoop.mapred.JobConf
Deprecated. 
getCombinerClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the user-defined combiner class used to combine map-outputs before being sent to the reducers.
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMax
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMin
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueSum
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMax
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMin
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.UniqValueCount
 
getCombinerOutput() - Method in interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregator
 
getCombinerOutput() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueHistogram
 
getCommandLine() - Method in class org.apache.hadoop.util.GenericOptionsParser
Returns the commons-cli CommandLine object to process the parsed arguments.
getCommandLineConfig() - Static method in class org.apache.hadoop.mapred.JobClient
return the command line configuration
getCommandName() - Method in class org.apache.hadoop.fs.shell.Command
Return the command's name excluding the leading character -
getCommandName() - Method in class org.apache.hadoop.fs.shell.Count
 
getComparator() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Return comparator defining the ordering for RecordReaders in this composite.
getCompressionCodec() - Method in class org.apache.hadoop.io.SequenceFile.Reader
Returns the compression codec of data in this file.
getCompressionCodec() - Method in class org.apache.hadoop.io.SequenceFile.Writer
Returns the compression codec of data in this file.
getCompressionType(Configuration) - Static method in class org.apache.hadoop.io.SequenceFile
Deprecated. Use JobConf.getMapOutputCompressionType() to get SequenceFile.CompressionType for intermediate map-outputs or SequenceFileOutputFormat.getOutputCompressionType(org.apache.hadoop.mapred.JobConf) to get SequenceFile.CompressionType for job-outputs.
getCompressMapOutput() - Method in class org.apache.hadoop.mapred.JobConf
Are the outputs of the maps be compressed?
getCompressor(CompressionCodec) - Static method in class org.apache.hadoop.io.compress.CodecPool
Get a Compressor for the given CompressionCodec from the pool or a new one.
getCompressorType() - Method in interface org.apache.hadoop.io.compress.CompressionCodec
Get the type of Compressor needed by this CompressionCodec.
getCompressorType() - Method in class org.apache.hadoop.io.compress.DefaultCodec
 
getCompressorType() - Method in class org.apache.hadoop.io.compress.GzipCodec
 
getCompressorType() - Method in class org.apache.hadoop.io.compress.LzoCodec
 
getCompressOutput(JobConf) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Is the job output compressed?
getCompressOutput(JobConf) - Static method in class org.apache.hadoop.mapred.OutputFormatBase
Deprecated. Is the job output compressed?
getConf() - Method in interface org.apache.hadoop.conf.Configurable
Return the configuration used by this object.
getConf() - Method in class org.apache.hadoop.conf.Configured
 
getConf() - Method in class org.apache.hadoop.dfs.Balancer
return this balancer's configuration
getConf() - Method in class org.apache.hadoop.fs.FilterFileSystem
 
getConf() - Method in class org.apache.hadoop.io.AbstractMapWritable
 
getConf() - Method in class org.apache.hadoop.io.compress.DefaultCodec
 
getConf() - Method in class org.apache.hadoop.io.compress.LzoCodec
 
getConf() - Method in class org.apache.hadoop.io.GenericWritable
 
getConf() - Method in class org.apache.hadoop.io.ObjectWritable
 
getConf() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Return the configuration used by this object.
getConf() - Method in class org.apache.hadoop.mapred.SequenceFileInputFilter.FilterBase
 
getConf() - Method in class org.apache.hadoop.net.ScriptBasedMapping
 
getConf() - Method in class org.apache.hadoop.net.SocksSocketFactory
 
getConfiguration() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the underlying configuration object.
getConfResourceAsInputStream(String) - Method in class org.apache.hadoop.conf.Configuration
Get an input stream attached to the configuration resource with the given name.
getConfResourceAsReader(String) - Method in class org.apache.hadoop.conf.Configuration
Get a Reader attached to the configuration resource with the given name.
getConnectAddress(Server) - Static method in class org.apache.hadoop.net.NetUtils
Returns InetSocketAddress that a client can use to connect to the server.
getContentSummary(Path) - Method in class org.apache.hadoop.dfs.DistributedFileSystem
Return the ContentSummary of a given Path.
getContentSummary(String) - Method in class org.apache.hadoop.dfs.NameNode
Get ContentSummary rooted at the specified directory.
getContentSummary(Path) - Method in class org.apache.hadoop.fs.FileSystem
Return the ContentSummary of a given Path.
getContext(String) - Method in class org.apache.hadoop.metrics.ContextFactory
Returns the named MetricsContext instance, constructing it if necessary using the factory's current configuration attributes.
getContext(String) - Static method in class org.apache.hadoop.metrics.MetricsUtil
Utility method to return the named context.
getContext() - Method in class org.apache.hadoop.streaming.PipeMapRed
 
getContextFactory() - Method in class org.apache.hadoop.metrics.spi.AbstractMetricsContext
Returns the factory by which this context was created.
getContextName() - Method in interface org.apache.hadoop.metrics.MetricsContext
Returns the context name.
getContextName() - Method in class org.apache.hadoop.metrics.spi.AbstractMetricsContext
Returns the context name.
getCopyBlockOpAverageTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getCopyBlockOpAverageTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Average time for CopyBlock Operation in last interval
getCopyBlockOpMaxTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getCopyBlockOpMaxTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Maximum CopyBlock Operation Time since reset was called
getCopyBlockOpMinTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getCopyBlockOpMinTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Minimum CopyBlock Operation Time since reset was called
getCopyBlockOpNum() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getCopyBlockOpNum() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of CopyBlock Operation in last interval
getCorruptFiles() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return the number of currupted files.
getCount() - Method in class org.apache.hadoop.record.Buffer
Get the current count of the buffer.
getCounter() - Method in class org.apache.hadoop.mapred.Counters.Counter
What is the current value of this counter?
getCounter(Enum) - Method in class org.apache.hadoop.mapred.Counters
Returns current value of the specified counter, or 0 if the counter does not exist.
getCounter(String) - Method in class org.apache.hadoop.mapred.Counters.Group
Returns the value of the specified counter, or 0 if the counter does not exist.
getCounter(int, String) - Method in class org.apache.hadoop.mapred.Counters.Group
Deprecated. use Counters.Group.getCounter(String) instead
getCounterForName(String) - Method in class org.apache.hadoop.mapred.Counters.Group
Get the counter for the given name and create it if it doesn't exist.
getCounters() - Method in interface org.apache.hadoop.mapred.RunningJob
Gets the counters for this job.
getCounters() - Method in class org.apache.hadoop.mapred.TaskReport
A table of counters.
getCurrentSegmentGeneration(Directory) - Static method in class org.apache.hadoop.contrib.index.lucene.LuceneUtil
Get the generation (N) of the current segments_N file in the directory.
getCurrentSegmentGeneration(String[]) - Static method in class org.apache.hadoop.contrib.index.lucene.LuceneUtil
Get the generation (N) of the current segments_N file from a list of files.
getCurrentSplit(JobConf) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
getCurrentTrashDir() - Method in class org.apache.hadoop.fs.FsShell
Returns the Trash object associated with this shell.
getCurrentUGI() - Static method in class org.apache.hadoop.security.UserGroupInformation
 
getCurrentValue(Writable) - Method in class org.apache.hadoop.io.SequenceFile.Reader
Get the 'value' corresponding to the last read 'key'.
getCurrentValue(Object) - Method in class org.apache.hadoop.io.SequenceFile.Reader
Get the 'value' corresponding to the last read 'key'.
getCurrentValue(V) - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
getData() - Method in class org.apache.hadoop.contrib.utils.join.TaggedMapOutput
 
getData() - Method in class org.apache.hadoop.io.DataInputBuffer
 
getData() - Method in class org.apache.hadoop.io.DataOutputBuffer
Returns the current contents of the buffer.
getData() - Method in class org.apache.hadoop.io.OutputBuffer
Returns the current contents of the buffer.
getDataNode() - Static method in class org.apache.hadoop.dfs.DataNode
Return the DataNode object
getDatanodeReport() - Method in class org.apache.hadoop.dfs.DatanodeInfo
A formatted string for reporting the status of the DataNode.
getDatanodeReport(FSConstants.DatanodeReportType) - Method in class org.apache.hadoop.dfs.NameNode
 
getDataNodeStats() - Method in class org.apache.hadoop.dfs.ChecksumDistributedFileSystem
Return statistics for each datanode.
getDataNodeStats() - Method in class org.apache.hadoop.dfs.DistributedFileSystem
Return statistics for each datanode.
getDate() - Static method in class org.apache.hadoop.util.VersionInfo
The date that Hadoop was compiled.
getDeclaredClass() - Method in class org.apache.hadoop.io.ObjectWritable
Return the class this is meant to be.
getDecompressor(CompressionCodec) - Static method in class org.apache.hadoop.io.compress.CodecPool
Get a Decompressor for the given CompressionCodec from the pool or a new one.
getDecompressorType() - Method in interface org.apache.hadoop.io.compress.CompressionCodec
Get the type of Decompressor needed by this CompressionCodec.
getDecompressorType() - Method in class org.apache.hadoop.io.compress.DefaultCodec
 
getDecompressorType() - Method in class org.apache.hadoop.io.compress.GzipCodec
 
getDecompressorType() - Method in class org.apache.hadoop.io.compress.LzoCodec
 
getDefault() - Static method in class org.apache.hadoop.fs.permission.FsPermission
Get the default permission.
getDefaultBlockSize() - Method in class org.apache.hadoop.dfs.DistributedFileSystem
 
getDefaultBlockSize() - Method in class org.apache.hadoop.fs.FileSystem
Return the number of bytes that large input files should be optimally be split into to minimize i/o time.
getDefaultBlockSize() - Method in class org.apache.hadoop.fs.FilterFileSystem
Return the number of bytes that large input files should be optimally be split into to minimize i/o time.
getDefaultBlockSize() - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
 
getDefaultExtension() - Method in interface org.apache.hadoop.io.compress.CompressionCodec
Get the default filename extension for this kind of compression.
getDefaultExtension() - Method in class org.apache.hadoop.io.compress.DefaultCodec
 
getDefaultExtension() - Method in class org.apache.hadoop.io.compress.GzipCodec
 
getDefaultExtension() - Method in class org.apache.hadoop.io.compress.LzoCodec
Get the default filename extension for this kind of compression.
getDefaultHost(String, String) - Static method in class org.apache.hadoop.net.DNS
Returns the default (first) host name associated by the provided nameserver with the address bound to the specified network interface
getDefaultHost(String) - Static method in class org.apache.hadoop.net.DNS
Returns the default (first) host name associated by the default nameserver with the address bound to the specified network interface
getDefaultIP(String) - Static method in class org.apache.hadoop.net.DNS
Returns the first available IP address associated with the provided network interface
getDefaultMaps() - Method in class org.apache.hadoop.mapred.JobClient
Get status information about the max available Maps in the cluster.
getDefaultReduces() - Method in class org.apache.hadoop.mapred.JobClient
Get status information about the max available Reduces in the cluster.
getDefaultReplication() - Method in class org.apache.hadoop.dfs.DistributedFileSystem
 
getDefaultReplication() - Method in class org.apache.hadoop.fs.FileSystem
Get the default replication.
getDefaultReplication() - Method in class org.apache.hadoop.fs.FilterFileSystem
Get the default replication.
getDefaultReplication() - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
 
getDefaultSocketFactory(Configuration) - Static method in class org.apache.hadoop.net.NetUtils
Get the default socket factory as specified by the configuration parameter hadoop.rpc.socket.factory.default
getDefaultUri(Configuration) - Static method in class org.apache.hadoop.fs.FileSystem
Get the default filesystem URI from a configuration.
getDelegate() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Obtain an iterator over the child RRs apropos of the value type ultimately emitted from this join.
getDelegate() - Method in class org.apache.hadoop.mapred.join.JoinRecordReader
Return an iterator wrapping the JoinCollector.
getDelegate() - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader
Return an iterator returning a single value from the tuple.
getDependingJobs() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
 
getDescription() - Method in interface org.apache.hadoop.dfs.Upgradeable
Description of the upgrade object for displaying.
getDeserializer(Class<Serializable>) - Method in class org.apache.hadoop.io.serializer.JavaSerialization
 
getDeserializer(Class<T>) - Method in interface org.apache.hadoop.io.serializer.Serialization
 
getDeserializer(Class<T>) - Method in class org.apache.hadoop.io.serializer.SerializationFactory
 
getDeserializer(Class<Writable>) - Method in class org.apache.hadoop.io.serializer.WritableSerialization
 
getDfsUsed() - Method in interface org.apache.hadoop.dfs.datanode.metrics.FSDatasetMBean
Returns the total space (in bytes) used by dfs datanode
getDfsUsed() - Method in class org.apache.hadoop.dfs.DatanodeInfo
The used space by the data node.
getDfsUsed() - Method in class org.apache.hadoop.dfs.DistributedFileSystem.DiskStatus
 
getDiagnostics() - Method in class org.apache.hadoop.mapred.TaskReport
A list of error messages.
getDigest() - Method in class org.apache.hadoop.io.MD5Hash
Returns the digest bytes.
getDirectory() - Method in class org.apache.hadoop.contrib.index.mapred.IntermediateForm
Get the ram directory of the intermediate form.
getDirectory() - Method in class org.apache.hadoop.contrib.index.mapred.Shard
Get the directory where this shard resides.
getDirectoryCount() - Method in class org.apache.hadoop.fs.ContentSummary
 
getDirPath() - Method in class org.apache.hadoop.fs.DF
 
getDirPath() - Method in class org.apache.hadoop.fs.DU
 
getDiskStatus() - Method in class org.apache.hadoop.dfs.DistributedFileSystem
Return the disk usage of the filesystem, including total capacity, used space, and remaining space
getDisplayName() - Method in class org.apache.hadoop.mapred.Counters.Counter
Get the name of the counter.
getDisplayName() - Method in class org.apache.hadoop.mapred.Counters.Group
Returns localized name of the group.
getDistance(Node, Node) - Method in class org.apache.hadoop.net.NetworkTopology
Return the distance between two nodes It is assumed that the distance from one node to its parent is 1 The distance between two nodes is calculated by summing up their distances to their closest common ancestor.
getDistributionPolicyClass() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the distribution policy class.
getDocument() - Method in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Get the document.
getDocumentAnalyzerClass() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the analyzer class.
getDoubleValue(Object) - Method in class org.apache.hadoop.contrib.utils.join.JobBase
 
getDU(File) - Static method in class org.apache.hadoop.fs.FileUtil
Takes an input dir and returns the du on that local directory.
getEditLogSize() - Method in class org.apache.hadoop.dfs.NameNode
Returns the size of the current edit log.
getElementTypeID() - Method in class org.apache.hadoop.record.meta.VectorTypeID
 
getEmptier() - Method in class org.apache.hadoop.fs.Trash
Return a Runnable that periodically empties the trash of all users, intended to be run by the superuser.
getEndColumn() - Method in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
getEndLine() - Method in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
getEntry(MapFile.Reader[], Partitioner<K, V>, K, V) - Static method in class org.apache.hadoop.mapred.MapFileOutputFormat
Get an entry from output generated by this class.
getError() - Static method in class org.apache.hadoop.metrics.jvm.EventCounter
 
getEventId() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Returns event Id.
getExceptions() - Method in exception org.apache.hadoop.io.MultipleIOException
 
getExcessiveReplicas() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return the number of over-replicated blocks.
getExcludedHosts() - Method in class org.apache.hadoop.util.HostsFileReader
 
getExecString() - Method in class org.apache.hadoop.fs.DF
 
getExecString() - Method in class org.apache.hadoop.fs.DU
 
getExecString() - Method in class org.apache.hadoop.util.Shell
return an array containing the command name & its parameters
getExecString() - Method in class org.apache.hadoop.util.Shell.ShellCommandExecutor
 
getExecutable(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Get the URI of the application's executable.
getExitCode() - Method in exception org.apache.hadoop.util.Shell.ExitCodeException
 
getExitCode() - Method in class org.apache.hadoop.util.Shell
get the exit code
getFactor() - Method in class org.apache.hadoop.io.SequenceFile.Sorter
Get the number of streams to merge at once.
getFactory(Class) - Static method in class org.apache.hadoop.io.WritableFactories
Define a factory for a class.
getFactory() - Static method in class org.apache.hadoop.metrics.ContextFactory
Returns the singleton ContextFactory instance, constructing it if necessary.
getFailedJobs() - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
 
getFatal() - Static method in class org.apache.hadoop.metrics.jvm.EventCounter
 
getFieldID() - Method in class org.apache.hadoop.record.meta.FieldTypeInfo
get the field's id (name)
getFieldTypeInfos() - Method in class org.apache.hadoop.record.meta.RecordTypeInfo
Return a collection of field type infos
getFieldTypeInfos() - Method in class org.apache.hadoop.record.meta.StructTypeID
 
getFile(String, String) - Method in class org.apache.hadoop.conf.Configuration
Get a local file name under a directory named in dirsProp with the given path.
getFileBlockLocations(FileStatus, long, long) - Method in class org.apache.hadoop.dfs.DistributedFileSystem
 
getFileBlockLocations(Path, long, long) - Method in class org.apache.hadoop.fs.FileSystem
Deprecated. use FileSystem.getFileBlockLocations(FileStatus, long, long)
getFileBlockLocations(FileStatus, long, long) - Method in class org.apache.hadoop.fs.FileSystem
Return an array containing hostnames, offset and size of portions of the given file.
getFileBlockLocations(Path, long, long) - Method in class org.apache.hadoop.fs.FilterFileSystem
Return an array containing hostnames, offset and size of portions of the given file.
getFileBlockLocations(FileStatus, long, long) - Method in class org.apache.hadoop.fs.FilterFileSystem
 
getFileBlockLocations(FileStatus, long, long) - Method in class org.apache.hadoop.fs.HarFileSystem
get block locations from the underlying fs
getFileBlockLocations(FileStatus, long, long) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
Return null if the file doesn't exist; otherwise, get the locations of the various chunks of the file file from KFS.
getFileClassPaths(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get the file entries in classpath as an array of Path
getFileCount() - Method in class org.apache.hadoop.fs.ContentSummary
 
getFileInfo(String) - Method in class org.apache.hadoop.dfs.NameNode
Get the file info for a specific file.
getFileLength() - Method in class org.apache.hadoop.dfs.LocatedBlocks
 
getFileName() - Method in class org.apache.hadoop.metrics.file.FileContext
Returns the configured file name, or null.
getFiles(PathFilter) - Method in class org.apache.hadoop.fs.InMemoryFileSystem
Deprecated.  
getFileStatus(Path) - Method in class org.apache.hadoop.dfs.ChecksumDistributedFileSystem
Returns the stat information about the file.
getFileStatus(Path) - Method in class org.apache.hadoop.dfs.DistributedFileSystem
Returns the stat information about the file.
getFileStatus(Path) - Method in class org.apache.hadoop.dfs.HftpFileSystem
 
getFileStatus(Path) - Method in class org.apache.hadoop.fs.FileSystem
Return a file status object that represents the path.
getFileStatus(Path) - Method in class org.apache.hadoop.fs.FilterFileSystem
Get file status.
getFileStatus(Path) - Method in class org.apache.hadoop.fs.ftp.FTPFileSystem
 
getFileStatus(Path) - Method in class org.apache.hadoop.fs.HarFileSystem
return the filestatus of files in har archive.
getFileStatus(Path) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
 
getFileStatus(Path) - Method in class org.apache.hadoop.fs.RawLocalFileSystem
 
getFileStatus(Path) - Method in class org.apache.hadoop.fs.s3.S3FileSystem
FileStatus for S3 file systems.
getFileStatus(Path) - Method in class org.apache.hadoop.fs.s3native.NativeS3FileSystem
 
getFilesTotal() - Method in interface org.apache.hadoop.dfs.namenode.metrics.FSNamesystemMBean
Total number of files and directories
getFilesystem() - Method in class org.apache.hadoop.fs.DF
 
getFileSystem(Configuration) - Method in class org.apache.hadoop.fs.Path
Return the FileSystem that owns this Path.
getFilesystemName() - Method in class org.apache.hadoop.mapred.JobTracker
Grab the local fs name
getFileTimestamps(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get the timestamps of the files
getFileType() - Method in class org.apache.hadoop.fs.s3.INode
 
getFinishTime() - Method in class org.apache.hadoop.mapred.TaskReport
Get finish time of task.
getFlippable() - Method in class org.apache.hadoop.examples.dancing.Pentomino.Piece
 
getFloat(String, float) - Method in class org.apache.hadoop.conf.Configuration
Get the value of the name property as a float.
getFormattedTimeWithDiff(DateFormat, long, long) - Static method in class org.apache.hadoop.util.StringUtils
Formats time in ms and appends difference (finishTime - startTime) as returned by formatTimeDiff().
getFs() - Method in class org.apache.hadoop.mapred.JobClient
Get a filesystem handle.
getFSDataset() - Method in class org.apache.hadoop.dfs.DataNode
This method is used for testing.
getFSImageLoadTime() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getFSImageLoadTime() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Time spent loading the FS Image at startup
getFsImageName() - Method in class org.apache.hadoop.dfs.NameNode
Returns the name of the fsImage file
getFsImageNameCheckpoint() - Method in class org.apache.hadoop.dfs.NameNode
Returns the name of the fsImage file uploaded by periodic checkpointing
getFSSize() - Method in class org.apache.hadoop.fs.InMemoryFileSystem
Deprecated.  
getFSState() - Method in interface org.apache.hadoop.dfs.namenode.metrics.FSNamesystemMBean
The state of the file system: Safemode or Operational
getGeneration() - Method in class org.apache.hadoop.contrib.index.mapred.Shard
Get the generation of the Lucene instance.
getGET_PERMISSION_COMMAND() - Static method in class org.apache.hadoop.util.Shell
Return a Unix command to get permission information.
getGroup() - Method in class org.apache.hadoop.fs.FileStatus
Get the group associated with the file.
getGroup(String) - Method in class org.apache.hadoop.mapred.Counters
Returns the named counter group, or an empty group if there is none with the specified name.
getGroupAction() - Method in class org.apache.hadoop.fs.permission.FsPermission
Return group FsAction.
getGroupName() - Method in class org.apache.hadoop.fs.permission.PermissionStatus
Return group name
getGroupNames() - Method in class org.apache.hadoop.mapred.Counters
Returns the names of all counter classes.
getGroupNames() - Method in class org.apache.hadoop.security.UnixUserGroupInformation
Return an array of group names
getGroupNames() - Method in class org.apache.hadoop.security.UserGroupInformation
Get the name of the groups that the user belong to
getGROUPS_COMMAND() - Static method in class org.apache.hadoop.util.Shell
a Unix command to get the current user's groups list
getHadoopClientHome() - Method in class org.apache.hadoop.streaming.StreamJob
 
getHarHash(Path) - Static method in class org.apache.hadoop.fs.HarFileSystem
the hash of the path p inside iniside the filesystem
getHarVersion() - Method in class org.apache.hadoop.fs.HarFileSystem
 
getHeader() - Method in class org.apache.hadoop.dfs.DataChecksum
 
getHeader(boolean) - Static method in class org.apache.hadoop.fs.ContentSummary
Return the header of the output.
getHeartbeatsAverageTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getHeartbeatsAverageTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Average time for Heartbeat Operation in last interval
getHeartbeatsMaxTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getHeartbeatsMaxTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Maximum Heartbeat Operation Time since reset was called
getHeartbeatsMinTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getHeartbeatsMinTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Minimum Heartbeat Operation Time since reset was called
getHeartbeatsNum() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getHeartbeatsNum() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of Heartbeat Operation in last interval
getHomeDirectory() - Method in class org.apache.hadoop.dfs.DistributedFileSystem
Return the current user's home directory in this filesystem.
getHomeDirectory() - Method in class org.apache.hadoop.fs.FileSystem
Return the current user's home directory in this filesystem.
getHomeDirectory() - Method in class org.apache.hadoop.fs.FilterFileSystem
 
getHomeDirectory() - Method in class org.apache.hadoop.fs.ftp.FTPFileSystem
 
getHomeDirectory() - Method in class org.apache.hadoop.fs.HarFileSystem
return the top level archive path.
getHomeDirectory() - Method in class org.apache.hadoop.fs.RawLocalFileSystem
 
getHost() - Method in class org.apache.hadoop.dfs.DatanodeID
 
getHost() - Method in class org.apache.hadoop.streaming.Environment
 
getHostName() - Method in class org.apache.hadoop.dfs.DatanodeInfo
 
getHostname() - Static method in class org.apache.hadoop.util.StringUtils
Return hostname without throwing exception.
getHosts() - Method in class org.apache.hadoop.fs.BlockLocation
Get the list of hosts (hostname) hosting this block
getHosts(String, String) - Static method in class org.apache.hadoop.net.DNS
Returns all the host names associated by the provided nameserver with the address bound to the specified network interface
getHosts(String) - Static method in class org.apache.hadoop.net.DNS
Returns all the host names associated by the default nameserver with the address bound to the specified network interface
getHosts() - Method in class org.apache.hadoop.util.HostsFileReader
 
getId() - Method in class org.apache.hadoop.fs.s3.Block
 
getId(Class) - Method in class org.apache.hadoop.io.AbstractMapWritable
 
getId() - Method in class org.apache.hadoop.mapred.ID
returns the int which represents the identifier
getID() - Method in interface org.apache.hadoop.mapred.RunningJob
Get the job identifier.
GetImage() - Method in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
GetImageServlet - Class in org.apache.hadoop.dfs
This class is used in Namesystem's jetty to retrieve a file.
GetImageServlet() - Constructor for class org.apache.hadoop.dfs.GetImageServlet
 
getIndexInputFormatClass() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the index input format class.
getIndexInterval() - Method in class org.apache.hadoop.io.MapFile.Writer
The number of entries that are added before an index entry is added.
getIndexMaxFieldLength() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the max field length for a Lucene instance.
getIndexMaxNumSegments() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the max number of segments for a Lucene instance.
getIndexShards() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the string representation of a number of shards.
getIndexShards(IndexUpdateConfiguration) - Static method in class org.apache.hadoop.contrib.index.mapred.Shard
 
getIndexUpdaterClass() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the index updater class.
getIndexUseCompoundFile() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Check whether to use the compound file format for a Lucene instance.
getInfo() - Static method in class org.apache.hadoop.metrics.jvm.EventCounter
 
getInfoPort() - Method in class org.apache.hadoop.dfs.DatanodeID
 
getInfoPort() - Method in class org.apache.hadoop.mapred.JobTracker
 
getInodeLimitText() - Method in class org.apache.hadoop.dfs.JspHelper
 
getInputFileBasedOutputFileName(JobConf, String) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
Generate the outfile name based on a given anme and the input file name.
getInputFormat() - Method in class org.apache.hadoop.mapred.JobConf
Get the InputFormat implementation for the map-reduce job, defaults to TextInputFormat if not specified explicity.
getInputPathFilter(JobConf) - Static method in class org.apache.hadoop.mapred.FileInputFormat
Get a PathFilter instance of the filter set for the input paths.
getInputPaths(JobConf) - Static method in class org.apache.hadoop.mapred.FileInputFormat
Get the list of input Paths for the map-reduce job.
getInputPaths() - Method in class org.apache.hadoop.mapred.JobConf
Deprecated. Use FileInputFormat.getInputPaths(JobConf)
getInputSplit() - Method in interface org.apache.hadoop.mapred.Reporter
Get the InputSplit object for a map.
getInputStream(Socket) - Static method in class org.apache.hadoop.net.NetUtils
Same as getInputStream(socket, socket.getSoTimeout()).

From documentation for NetUtils.getInputStream(Socket, long):
Returns InputStream for the socket.
getInputStream(Socket, long) - Static method in class org.apache.hadoop.net.NetUtils
Returns InputStream for the socket.
getInt(String, int) - Method in class org.apache.hadoop.conf.Configuration
Get the value of the name property as an int.
getInterfaceName() - Method in exception org.apache.hadoop.ipc.RPC.VersionMismatch
Get the interface name
getIOSortMB() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the IO sort space in MB.
getIpcPort() - Method in class org.apache.hadoop.dfs.DatanodeID
 
getIPs(String) - Static method in class org.apache.hadoop.net.DNS
Returns all the IPs associated with the provided interface, if any, in textual form.
getIsJavaMapper(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Check whether the job is using a Java Mapper.
getIsJavaRecordReader(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Check whether the job is using a Java RecordReader
getIsJavaRecordWriter(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Will the reduce use a Java RecordWriter?
getIsJavaReducer(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Check whether the job is using a Java Reducer.
getJar() - Method in class org.apache.hadoop.mapred.JobConf
Get the user jar for the map-reduce job.
getJob(JobID) - Method in class org.apache.hadoop.mapred.JobClient
Get an RunningJob object to track an ongoing job.
getJob(String) - Method in class org.apache.hadoop.mapred.JobClient
Deprecated. Applications should rather use JobClient.getJob(JobID).
getJob(String) - Method in class org.apache.hadoop.mapred.JobTracker
Deprecated. 
getJob(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getJobClient() - Method in class org.apache.hadoop.mapred.TaskTracker
The connection to the JobTracker, used by the TaskRunner for locating remote files.
getJobConf() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
 
getJobCounters(String) - Method in class org.apache.hadoop.mapred.JobTracker
Deprecated. 
getJobCounters(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getJobEndNotificationURI() - Method in class org.apache.hadoop.mapred.JobConf
Get the uri to be invoked in-order to send a notification after the job has completed (success/failure).
getJobFile() - Method in class org.apache.hadoop.mapred.JobProfile
Get the configuration file for the job.
getJobFile() - Method in interface org.apache.hadoop.mapred.RunningJob
Get the path of the submitted job configuration.
getJobID() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
 
getJobID() - Method in class org.apache.hadoop.mapred.JobProfile
Get the job id.
getJobId() - Method in class org.apache.hadoop.mapred.JobProfile
Deprecated. use getJobID() instead
getJobId() - Method in class org.apache.hadoop.mapred.JobStatus
Deprecated. use getJobID instead
getJobID() - Method in class org.apache.hadoop.mapred.JobStatus
 
getJobID() - Method in interface org.apache.hadoop.mapred.RunningJob
Deprecated. This method is deprecated and will be removed. Applications should rather use RunningJob.getID().
getJobID() - Method in class org.apache.hadoop.mapred.TaskAttemptID
Returns the JobID object that this task attempt belongs to
getJobID() - Method in class org.apache.hadoop.mapred.TaskID
Returns the JobID object that this tip belongs to
getJobIDsPattern(String, Integer) - Static method in class org.apache.hadoop.mapred.JobID
Returns a regex pattern which matches task IDs.
getJobLocalDir() - Method in class org.apache.hadoop.mapred.JobConf
Get job-specific shared directory for use as scratch space
getJobName() - Method in class org.apache.hadoop.mapred.JobConf
Get the user-specified job name.
getJobName() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
 
getJobName() - Method in class org.apache.hadoop.mapred.JobProfile
Get the user-specified job name.
getJobName() - Method in interface org.apache.hadoop.mapred.RunningJob
Get the name of the job.
getJobPriority() - Method in class org.apache.hadoop.mapred.JobConf
Get the JobPriority for this job.
getJobProfile(String) - Method in class org.apache.hadoop.mapred.JobTracker
Deprecated. 
getJobProfile(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getJobStatus(String) - Method in class org.apache.hadoop.mapred.JobTracker
Deprecated. 
getJobStatus(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getJobTrackerHostPort() - Method in class org.apache.hadoop.streaming.StreamJob
 
getJobTrackerMachine() - Method in class org.apache.hadoop.mapred.JobTracker
 
getJobTrackerState() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the current state of the JobTracker, as JobTracker.State
getJournalSyncAverageTime() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getJournalSyncAverageTime() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Average time for Journal Sync in last interval
getJournalSyncMaxTime() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getJournalSyncMaxTime() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
The Maximum Journal Sync Time since reset was called
getJournalSyncMinTime() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getJournalSyncMinTime() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
The Minimum Journal Sync Time since reset was called
getJournalSyncNum() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getJournalSyncNum() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Number of Journal Syncs in the last interval
getJournalTransactionAverageTime() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getJournalTransactionAverageTime() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Average time for Journal transactions in last interval
getJournalTransactionMaxTime() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getJournalTransactionMaxTime() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
The Maximum Journal Transaction Time since reset was called
getJournalTransactionMinTime() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getJournalTransactionMinTime() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
The Minimum Journal Transaction Time since reset was called
getJournalTransactionNum() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getJournalTransactionNum() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Number of Journal Transactions in the last interval
getJtIdentifier() - Method in class org.apache.hadoop.mapred.JobID
 
getKeepCommandFile(JobConf) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Does the user want to keep the command file for debugging? If this is true, pipes will write a copy of the command data to a file in the task directory named "downlink.data", which may be used to run the C++ program under the debugger.
getKeepFailedTaskFiles() - Method in class org.apache.hadoop.mapred.JobConf
Should the temporary files for failed tasks be kept?
getKeepTaskFilesPattern() - Method in class org.apache.hadoop.mapred.JobConf
Get the regular expression that is matched against the task names to see if we need to keep the files.
getKey() - Method in interface org.apache.hadoop.io.SequenceFile.Sorter.RawKeyValueIterator
Gets the current raw key
getKey() - Method in class org.apache.hadoop.io.SequenceFile.Sorter.SegmentDescriptor
Returns the stored rawKey
getKeyClass() - Method in class org.apache.hadoop.io.MapFile.Reader
Returns the class of keys in this file.
getKeyClass() - Method in class org.apache.hadoop.io.SequenceFile.Reader
Returns the class of keys in this file.
getKeyClass() - Method in class org.apache.hadoop.io.SequenceFile.Writer
Returns the class of keys in this file.
getKeyClass() - Method in class org.apache.hadoop.io.WritableComparator
Returns the WritableComparable implementation class.
getKeyClass() - Method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
getKeyClass() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
The class of key that must be passed to SequenceFileRecordReader.next(Object, Object)..
getKeyClassName() - Method in class org.apache.hadoop.io.SequenceFile.Reader
Returns the name of the key class.
getKeyClassName() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
Retrieve the name of the key class for this SequenceFile.
getKeyTypeID() - Method in class org.apache.hadoop.record.meta.MapTypeID
get the TypeID of the map's key element
getLastUpdate() - Method in class org.apache.hadoop.dfs.DatanodeInfo
The time when this information was accurate.
getLen() - Method in class org.apache.hadoop.fs.FileStatus
 
getLength(Block) - Method in interface org.apache.hadoop.dfs.FSDatasetInterface
Returns the specified block's on-disk length (excluding metadata)
getLength() - Method in class org.apache.hadoop.dfs.FSDatasetInterface.MetaDataInputStream
 
getLength() - Method in class org.apache.hadoop.fs.BlockLocation
Get the length of the block
getLength() - Method in class org.apache.hadoop.fs.ContentSummary
 
getLength(Path) - Method in class org.apache.hadoop.fs.FileSystem
Deprecated. Use getFileStatus() instead
getLength(Path) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
Deprecated. 
getLength() - Method in class org.apache.hadoop.fs.s3.Block
 
getLength() - Method in class org.apache.hadoop.io.DataInputBuffer
Returns the length of the input.
getLength() - Method in class org.apache.hadoop.io.DataOutputBuffer
Returns the length of the valid data currently in the buffer.
getLength() - Method in class org.apache.hadoop.io.InputBuffer
Returns the length of the input.
getLength() - Method in class org.apache.hadoop.io.OutputBuffer
Returns the length of the valid data currently in the buffer.
getLength() - Method in class org.apache.hadoop.io.SequenceFile.Writer
Returns the current length of the output file.
getLength() - Method in class org.apache.hadoop.io.Text
Returns the number of bytes in the byte array
getLength() - Method in class org.apache.hadoop.io.UTF8
Deprecated. The number of bytes in the encoded string.
getLength() - Method in class org.apache.hadoop.mapred.FileSplit
The number of bytes in the file to process.
getLength() - Method in interface org.apache.hadoop.mapred.InputSplit
Get the total number of bytes in the data of the InputSplit.
getLength() - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
Return the aggregate length of all child InputSplits currently added.
getLength(int) - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
Get the length of ith child InputSplit.
getLength() - Method in class org.apache.hadoop.mapred.MultiFileSplit
 
getLength(int) - Method in class org.apache.hadoop.mapred.MultiFileSplit
Returns the length of the ith Path
getLengths() - Method in class org.apache.hadoop.mapred.MultiFileSplit
Returns an array containing the lengths of the files in the split
getLevel() - Method in class org.apache.hadoop.dfs.DatanodeInfo
Return this node's level in the tree.
getLevel() - Method in interface org.apache.hadoop.net.Node
Return this node's level in the tree.
getLevel() - Method in class org.apache.hadoop.net.NodeBase
Return this node's level in the tree.
getLinkCount(File) - Static method in class org.apache.hadoop.fs.FileUtil.HardLink
Retrieves the number of links to the specified file.
getListenerAddress() - Method in class org.apache.hadoop.ipc.Server
Return the socket (ip+port) on which the RPC server is listening to.
getListing(String) - Method in class org.apache.hadoop.dfs.NameNode
 
getLoadNativeLibraries(JobConf) - Method in class org.apache.hadoop.util.NativeCodeLoader
Return if native hadoop libraries, if present, can be used for this job.
getLocal(Configuration) - Static method in class org.apache.hadoop.fs.FileSystem
Get the local file syste
getLocalAnalysisClass() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the local analysis class.
getLocalCache(URI, Configuration, Path, FileStatus, boolean, long, Path) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get the locally cached file or archive; it could either be previously cached (and valid) or copy it from the FileSystem now.
getLocalCache(URI, Configuration, Path, boolean, long, Path) - Static method in class org.apache.hadoop.filecache.DistributedCache
Get the locally cached file or archive; it could either be previously cached (and valid) or copy it from the FileSystem now.
getLocalCacheArchives(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Return the path array of the localized caches
getLocalCacheFiles(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
Return the path array of the localized files
getLocalDirs() - Method in class org.apache.hadoop.mapred.JobConf
 
getLocalJobFilePath(String) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Deprecated. 
getLocalJobFilePath(JobID) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Get the path of the locally stored job file
getLocalJobFilePath(String) - Method in class org.apache.hadoop.mapred.JobTracker
Deprecated. 
getLocalJobFilePath(JobID) - Static method in class org.apache.hadoop.mapred.JobTracker
Get the localized job file path on the job trackers local file system
getLocalPath(String, String) - Method in class org.apache.hadoop.conf.Configuration
Get a local file under a directory named by dirsProp with the given path.
getLocalPath(String) - Method in class org.apache.hadoop.mapred.JobConf
Constructs a local file name.
getLocalPathForWrite(String, Configuration) - Method in class org.apache.hadoop.fs.LocalDirAllocator
Get a path from the local FS.
getLocalPathForWrite(String, long, Configuration) - Method in class org.apache.hadoop.fs.LocalDirAllocator
Get a path from the local FS.
getLocalPathToRead(String, Configuration) - Method in class org.apache.hadoop.fs.LocalDirAllocator
Get a path from the local FS for reading.
getLocatedBlocks() - Method in class org.apache.hadoop.dfs.LocatedBlocks
Get located blocks.
getLocation(int) - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
getLocations from ith InputSplit.
getLocations() - Method in class org.apache.hadoop.mapred.FileSplit
 
getLocations() - Method in interface org.apache.hadoop.mapred.InputSplit
Get the list of hostnames where the input split is located.
getLocations() - Method in class org.apache.hadoop.mapred.join.CompositeInputSplit
Collect a set of hosts from all child InputSplits.
getLocations() - Method in class org.apache.hadoop.mapred.MultiFileSplit
 
getLong(String, long) - Method in class org.apache.hadoop.conf.Configuration
Get the value of the name property as a long.
getLongValue(Object) - Method in class org.apache.hadoop.contrib.utils.join.JobBase
 
getMapCompletionEvents(String, int, int) - Method in class org.apache.hadoop.mapred.TaskTracker
Deprecated. 
getMapCompletionEvents(JobID, int, int) - Method in class org.apache.hadoop.mapred.TaskTracker
 
getMapDebugScript() - Method in class org.apache.hadoop.mapred.JobConf
Get the map task's debug script.
getMapOutputCompressionType() - Method in class org.apache.hadoop.mapred.JobConf
Deprecated. SequenceFile.CompressionType is no longer valid for intermediate map-outputs.
getMapOutputCompressorClass(Class<? extends CompressionCodec>) - Method in class org.apache.hadoop.mapred.JobConf
Get the CompressionCodec for compressing the map outputs.
getMapOutputKeyClass() - Static method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateMapper
Get the map output key class.
getMapOutputKeyClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the key class for the map output data.
getMapOutputValueClass() - Static method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateMapper
Get the map output value class.
getMapOutputValueClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the value class for the map output data.
getMapper() - Method in class org.apache.hadoop.mapred.MapRunner
 
getMapperClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the Mapper class for the job.
getMapredJobID() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
Deprecated. use Job.getAssignedJobID() instead
getMapredTempDir() - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Get the Map/Reduce temp directory.
getMapRunnerClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the MapRunnable class for the job.
getMapSpeculativeExecution() - Method in class org.apache.hadoop.mapred.JobConf
Should speculative execution be used for this job for map tasks? Defaults to true.
getMapTaskReports(JobID) - Method in class org.apache.hadoop.mapred.JobClient
Get the information of the current state of the map tasks of a job.
getMapTaskReports(String) - Method in class org.apache.hadoop.mapred.JobClient
Deprecated. Applications should rather use JobClient.getMapTaskReports(JobID)
getMapTaskReports(String) - Method in class org.apache.hadoop.mapred.JobTracker
Deprecated. 
getMapTaskReports(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getMapTasks() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the number of currently running map tasks in the cluster.
getMaxDepth(int) - Static method in class org.apache.hadoop.util.QuickSort
Deepest recursion before giving up and doing a heapsort.
getMaxMapAttempts() - Method in class org.apache.hadoop.mapred.JobConf
Get the configured number of maximum attempts that will be made to run a map task, as specified by the mapred.map.max.attempts property.
getMaxMapTaskFailuresPercent() - Method in class org.apache.hadoop.mapred.JobConf
Get the maximum percentage of map tasks that can fail without the job being aborted.
getMaxMapTasks() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the maximum capacity for running map tasks in the cluster.
getMaxReduceAttempts() - Method in class org.apache.hadoop.mapred.JobConf
Get the configured number of maximum attempts that will be made to run a reduce task, as specified by the mapred.reduce.max.attempts property.
getMaxReduceTaskFailuresPercent() - Method in class org.apache.hadoop.mapred.JobConf
Get the maximum percentage of reduce tasks that can fail without the job being aborted.
getMaxReduceTasks() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the maximum capacity for running reduce tasks in the cluster.
getMaxTaskFailuresPerTracker() - Method in class org.apache.hadoop.mapred.JobConf
Expert: Get the maximum no.
getMaxTime() - Method in class org.apache.hadoop.metrics.util.MetricsTimeVaryingRate
The max time for a single operation since the last reset MetricsTimeVaryingRate.resetMinMax()
getMemory() - Method in class org.apache.hadoop.io.SequenceFile.Sorter
Get the total amount of buffer memory, in bytes.
getMessage() - Method in exception org.apache.hadoop.dfs.QuotaExceededException
 
getMessage() - Method in exception org.apache.hadoop.mapred.InvalidInputException
Get a summary message of the problems found.
getMessage() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
 
getMessage() - Method in exception org.apache.hadoop.record.compiler.generated.ParseException
This method has the standard behavior when this object has been created using the standard constructors.
getMessage() - Method in error org.apache.hadoop.record.compiler.generated.TokenMgrError
You can also modify the body of this method to customize your error messages.
getMetadata() - Method in class org.apache.hadoop.io.SequenceFile.Metadata
 
getMetadata() - Method in class org.apache.hadoop.io.SequenceFile.Reader
Returns the metadata object of the file
getMetaDataInputStream(Block) - Method in interface org.apache.hadoop.dfs.FSDatasetInterface
Returns metaData of block b as an input stream (and its length)
getMetaDataLength(Block) - Method in interface org.apache.hadoop.dfs.FSDatasetInterface
Returns the length of the metadata file of the specified block
getMetric(String) - Method in class org.apache.hadoop.metrics.spi.OutputRecord
Returns the metric object which can be a Float, Integer, Short or Byte.
getMetricNames() - Method in class org.apache.hadoop.metrics.spi.OutputRecord
Returns the set of metric names.
getMinTime() - Method in class org.apache.hadoop.metrics.util.MetricsTimeVaryingRate
The min time for a single operation since the last reset MetricsTimeVaryingRate.resetMinMax()
getMissingIds() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return a list of missing block names (as list of Strings).
getMissingReplicas() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return the number of under-replicated blocks.
getMissingSize() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return total size of missing data, in bytes.
getModificationTime() - Method in class org.apache.hadoop.fs.FileStatus
Get the modification time of the file.
getMount() - Method in class org.apache.hadoop.fs.DF
 
getName() - Method in class org.apache.hadoop.dfs.DatanodeID
 
getName() - Method in class org.apache.hadoop.dfs.DistributedFileSystem
Deprecated.  
getName() - Method in class org.apache.hadoop.examples.dancing.Pentomino.Piece
 
getName() - Method in class org.apache.hadoop.fs.FileSystem
Deprecated. call #getUri() instead.
getName() - Method in class org.apache.hadoop.fs.FilterFileSystem
Deprecated. call #getUri() instead.
getName() - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
Deprecated. 
getName() - Method in class org.apache.hadoop.fs.Path
Returns the final component of this path.
getName() - Method in class org.apache.hadoop.fs.RawLocalFileSystem
Deprecated.  
getName() - Method in class org.apache.hadoop.fs.s3.S3FileSystem
 
getName(Class) - Static method in class org.apache.hadoop.io.WritableName
Return the name for a class.
getName() - Method in class org.apache.hadoop.mapred.Counters.Counter
Get the internal name of the counter.
getName() - Method in class org.apache.hadoop.mapred.Counters.Group
Returns raw name of the group.
getName() - Method in interface org.apache.hadoop.net.Node
Return this node's name
getName() - Method in class org.apache.hadoop.net.NodeBase
Return this node's name
getName() - Method in class org.apache.hadoop.record.meta.RecordTypeInfo
return the name of the record
getNamed(String, Configuration) - Static method in class org.apache.hadoop.fs.FileSystem
Deprecated. call #get(URI,Configuration) instead.
getNamenode() - Method in class org.apache.hadoop.dfs.DataNode
Return the namenode's identifier
getNameNodeAddr() - Method in class org.apache.hadoop.dfs.DataNode
 
getNameNodeAddress() - Method in class org.apache.hadoop.dfs.NameNode
Returns the address on which the NameNodes is listening to.
getNameNodeMetrics() - Static method in class org.apache.hadoop.dfs.NameNode
 
getNames() - Method in class org.apache.hadoop.fs.BlockLocation
Get the list of names (hostname:port) hosting this block
getNestedStructTypeInfo(String) - Method in class org.apache.hadoop.record.meta.RecordTypeInfo
Return the type info of a nested record.
getNetworkLocation() - Method in class org.apache.hadoop.dfs.DatanodeInfo
rack name
getNetworkLocation() - Method in interface org.apache.hadoop.net.Node
Return the string representation of this node's network location
getNetworkLocation() - Method in class org.apache.hadoop.net.NodeBase
Return this node's network location
getNewJobId() - Method in class org.apache.hadoop.mapred.JobTracker
Allocates a new JobId string.
getNextToken() - Method in class org.apache.hadoop.record.compiler.generated.Rcc
 
getNextToken() - Method in class org.apache.hadoop.record.compiler.generated.RccTokenManager
 
getNode(String) - Method in class org.apache.hadoop.mapred.JobTracker
Return the Node in the network topology that corresponds to the hostname
getNode() - Method in class org.apache.hadoop.mapred.join.Parser.NodeToken
 
getNode() - Method in class org.apache.hadoop.mapred.join.Parser.Token
 
getNode(String) - Method in class org.apache.hadoop.net.NetworkTopology
Given a string representation of a node, return its reference
getNodesAtMaxLevel() - Method in class org.apache.hadoop.mapred.JobTracker
Returns a collection of nodes at the max level
getNullContext(String) - Static method in class org.apache.hadoop.metrics.ContextFactory
Returns a "null" context - one which does nothing.
getNum() - Method in class org.apache.hadoop.mapred.join.Parser.NumToken
 
getNum() - Method in class org.apache.hadoop.mapred.join.Parser.Token
 
getNumAddBlockOps() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getNumAddBlockOps() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Number of add block operations in the last interval
getNumber() - Method in class org.apache.hadoop.metrics.spi.MetricValue
 
getNumberColumns() - Method in class org.apache.hadoop.examples.dancing.DancingLinks
Get the number of columns.
getNumBytesInSum() - Method in class org.apache.hadoop.dfs.DataChecksum
 
getNumCreateFileOps() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getNumCreateFileOps() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Number of file creation operations in the last interval
getNumDeleteFileOps() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getNumDeleteFileOps() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Number of file deletion operations in the last interval
getNumFiles(PathFilter) - Method in class org.apache.hadoop.fs.InMemoryFileSystem
Deprecated.  
getNumFilesCreated() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getNumFilesCreated() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Number of files created in the last interval
getNumFilesListed() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
Deprecated. call getNumGetListingOps() instead
getNumFilesListed() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Deprecated. Use getNumGetListingOps() instead
getNumFilesRenamed() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getNumFilesRenamed() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Number of files renamed in the last interval
getNumGetBlockLocations() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getNumGetBlockLocations() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Number of NameNode.getBlockLocations(String,long,long)
getNumGetListingOps() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getNumGetListingOps() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
Number of files listed in the last interval
getNumMapTasks() - Method in class org.apache.hadoop.mapred.JobConf
Get configured the number of reduce tasks for this job.
getNumOfLeaves() - Method in class org.apache.hadoop.net.NetworkTopology
Return the total number of nodes
getNumOfRacks() - Method in class org.apache.hadoop.net.NetworkTopology
Return the total number of racks
getNumOpenConnections() - Method in interface org.apache.hadoop.ipc.metrics.RpcMgtMBean
The number of open RPC conections
getNumOpenConnections() - Method in class org.apache.hadoop.ipc.Server
The number of open RPC conections
getNumPaths() - Method in class org.apache.hadoop.mapred.MultiFileSplit
Returns the number of Paths in the split
getNumReduceTasks() - Method in class org.apache.hadoop.mapred.JobConf
Get configured the number of reduce tasks for this job.
getNumResolvedTaskTrackers() - Method in class org.apache.hadoop.mapred.JobTracker
 
getNumTaskCacheLevels() - Method in class org.apache.hadoop.mapred.JobTracker
 
getOffset() - Method in class org.apache.hadoop.fs.BlockLocation
Get the start offset of file associated with this block
getOp() - Method in class org.apache.hadoop.contrib.index.example.LineDocTextAndOp
Get the type of the operation.
getOp() - Method in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Get the type of operation.
getOpt(String) - Method in class org.apache.hadoop.fs.shell.CommandFormat
Return if the option is set or not
getOtherAction() - Method in class org.apache.hadoop.fs.permission.FsPermission
Return other FsAction.
getOutput() - Method in class org.apache.hadoop.util.Shell.ShellCommandExecutor
Get the output of the shell command.
getOutputCompressionType(JobConf) - Static method in class org.apache.hadoop.mapred.SequenceFileOutputFormat
Get the SequenceFile.CompressionType for the output SequenceFile.
getOutputCompressorClass(JobConf, Class<? extends CompressionCodec>) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Get the CompressionCodec for compressing the job outputs.
getOutputCompressorClass(JobConf, Class<? extends CompressionCodec>) - Static method in class org.apache.hadoop.mapred.OutputFormatBase
Deprecated. Get the CompressionCodec for compressing the job outputs.
getOutputFormat() - Method in class org.apache.hadoop.mapred.JobConf
Get the OutputFormat implementation for the map-reduce job, defaults to TextOutputFormat if not specified explicity.
getOutputKeyClass() - Static method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateReducer
Get the reduce output key class.
getOutputKeyClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the key class for the job output data.
getOutputKeyComparator() - Method in class org.apache.hadoop.mapred.JobConf
Get the RawComparator comparator used to compare keys.
getOutputPath(JobConf) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Get the Path to the output directory for the map-reduce job.
getOutputPath() - Method in class org.apache.hadoop.mapred.JobConf
Deprecated. Use FileOutputFormat.getOutputPath(JobConf) or FileOutputFormat.getWorkOutputPath(JobConf) Get the Path to the output directory for the map-reduce job.
getOutputStream(Socket) - Static method in class org.apache.hadoop.net.NetUtils
Same as getOutputStream(socket, 0).
getOutputStream(Socket, long) - Static method in class org.apache.hadoop.net.NetUtils
Returns OutputStream for the socket.
getOutputValueClass() - Static method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateReducer
Get the reduce output value class.
getOutputValueClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the value class for job outputs.
getOutputValueGroupingComparator() - Method in class org.apache.hadoop.mapred.JobConf
Get the user defined WritableComparable comparator for grouping keys of inputs to the reduce.
getOwner() - Method in class org.apache.hadoop.fs.FileStatus
Get the owner of the file.
getParameter(ServletRequest, String) - Static method in class org.apache.hadoop.util.ServletUtil
Get a parameter from a ServletRequest.
getParent() - Method in class org.apache.hadoop.dfs.DatanodeInfo
Return this node's parent
getParent() - Method in class org.apache.hadoop.fs.Path
Returns the parent of a path or null if at root.
getParent() - Method in interface org.apache.hadoop.net.Node
Return this node's parent
getParent() - Method in class org.apache.hadoop.net.NodeBase
Return this node's parent
getParentNode(Node, int) - Static method in class org.apache.hadoop.mapred.JobTracker
 
getPartition(Shard, IntermediateForm, int) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdatePartitioner
 
getPartition(IntWritable, IntWritable, int) - Method in class org.apache.hadoop.examples.SleepJob
 
getPartition(K2, V2, int) - Method in class org.apache.hadoop.mapred.lib.HashPartitioner
Use Object.hashCode() to partition.
getPartition(K2, V2, int) - Method in class org.apache.hadoop.mapred.lib.KeyFieldBasedPartitioner
Use Object.hashCode() to partition.
getPartition(K2, V2, int) - Method in interface org.apache.hadoop.mapred.Partitioner
Get the paritition number for a given key (hence record) given the total number of partitions i.e.
getPartitionerClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the Partitioner used to partition Mapper-outputs to be sent to the Reducers.
getPath() - Method in class org.apache.hadoop.fs.FileStatus
 
getPath() - Method in class org.apache.hadoop.mapred.FileSplit
The file containing this split's data.
getPath(int) - Method in class org.apache.hadoop.mapred.MultiFileSplit
Returns the ith Path
getPath(Node) - Static method in class org.apache.hadoop.net.NodeBase
Return this node's path
getPaths() - Method in class org.apache.hadoop.mapred.MultiFileSplit
Returns all the Paths in the split
getPendingReplicationBlocks() - Method in interface org.apache.hadoop.dfs.namenode.metrics.FSNamesystemMBean
Blocks pending to be replicated
getPercentUsed() - Method in class org.apache.hadoop.fs.DF
 
getPercentUsed() - Method in class org.apache.hadoop.fs.InMemoryFileSystem
Deprecated.  
getPeriod() - Method in class org.apache.hadoop.metrics.spi.AbstractMetricsContext
Returns the timer period.
getPermission() - Method in class org.apache.hadoop.fs.FileStatus
Get FsPermission associated with the file.
getPermission() - Method in class org.apache.hadoop.fs.permission.PermissionStatus
Return permission
getPlatformName() - Static method in class org.apache.hadoop.util.PlatformName
Get the complete platform as per the java-vm.
getPort() - Method in class org.apache.hadoop.dfs.DatanodeID
 
getPort() - Method in class org.apache.hadoop.mapred.StatusHttpServer
Get the port that the server is on
getPos() - Method in class org.apache.hadoop.contrib.index.example.LineDocRecordReader
 
getPos() - Method in class org.apache.hadoop.examples.MultiFileWordCount.MultiFileLineRecordReader
 
getPos() - Method in class org.apache.hadoop.fs.BufferedFSInputStream
 
getPos() - Method in exception org.apache.hadoop.fs.ChecksumException
 
getPos() - Method in class org.apache.hadoop.fs.FSDataInputStream
 
getPos() - Method in class org.apache.hadoop.fs.FSDataOutputStream
 
getPos() - Method in class org.apache.hadoop.fs.FSInputChecker
 
getPos() - Method in class org.apache.hadoop.fs.FSInputStream
Return the current offset from the start of the file
getPos() - Method in class org.apache.hadoop.fs.ftp.FTPInputStream
 
getPos() - Method in interface org.apache.hadoop.fs.Seekable
Return the current offset from the start of the file
getPos() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Unsupported (returns zero in all cases).
getPos() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Request position from proxied RR.
getPos() - Method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
getPos() - Method in class org.apache.hadoop.mapred.LineRecordReader
 
getPos() - Method in interface org.apache.hadoop.mapred.RecordReader
Returns the current position in the input.
getPos() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
 
getPos() - Method in class org.apache.hadoop.mapred.SequenceFileAsTextRecordReader
 
getPos() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
 
getPos() - Method in class org.apache.hadoop.streaming.StreamBaseRecordReader
Returns the current position in the input.
getPosition() - Method in class org.apache.hadoop.io.DataInputBuffer
Returns the current position in the input.
getPosition() - Method in class org.apache.hadoop.io.InputBuffer
Returns the current position in the input.
getPosition() - Method in class org.apache.hadoop.io.SequenceFile.Reader
Return the current byte position in the input file.
getPreferredBlockSize(String) - Method in class org.apache.hadoop.dfs.NameNode
 
getPreviousIntervalAverageTime() - Method in class org.apache.hadoop.metrics.util.MetricsTimeVaryingRate
The average rate of an operation in the previous interval
getPreviousIntervalNumOps() - Method in class org.apache.hadoop.metrics.util.MetricsTimeVaryingRate
The number of operations in the previous interval
getPreviousIntervalValue() - Method in class org.apache.hadoop.metrics.util.MetricsTimeVaryingInt
The Value at the Previous interval
getProblems() - Method in exception org.apache.hadoop.mapred.InvalidInputException
Get the complete list of the problems reported.
getProcess() - Method in class org.apache.hadoop.util.Shell
get the current sub-process executing the given command
getProfileEnabled() - Method in class org.apache.hadoop.mapred.JobConf
Get whether the task profiling is enabled.
getProfileParams() - Method in class org.apache.hadoop.mapred.JobConf
Get the profiler configuration arguments.
getProfileTaskRange(boolean) - Method in class org.apache.hadoop.mapred.JobConf
Get the range of maps or reduces to profile.
getProgress() - Method in class org.apache.hadoop.contrib.index.example.LineDocRecordReader
 
getProgress() - Method in class org.apache.hadoop.examples.MultiFileWordCount.MultiFileLineRecordReader
 
getProgress() - Method in interface org.apache.hadoop.io.SequenceFile.Sorter.RawKeyValueIterator
Gets the Progress object; this has a float (0.0 - 1.0) indicating the bytes processed by the iterator so far
getProgress() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Report progress as the minimum of all child RR progress.
getProgress() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Request progress from proxied RR.
getProgress() - Method in class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
getProgress() - Method in class org.apache.hadoop.mapred.LineRecordReader
Get the progress within the split
getProgress() - Method in interface org.apache.hadoop.mapred.RecordReader
How much of the input has the RecordReader consumed i.e.
getProgress() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
Return the progress within the input split
getProgress() - Method in class org.apache.hadoop.mapred.SequenceFileAsTextRecordReader
 
getProgress() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
Return the progress within the input split
getProgress() - Method in class org.apache.hadoop.mapred.TaskReport
The amount completed, between zero and one.
getProgress() - Method in class org.apache.hadoop.streaming.StreamBaseRecordReader
 
getProtocolVersion(String, long) - Method in class org.apache.hadoop.dfs.DataNode
Return protocol version corresponding to protocol interface.
getProtocolVersion(String, long) - Method in class org.apache.hadoop.dfs.NameNode
 
getProtocolVersion(String, long) - Method in interface org.apache.hadoop.ipc.VersionedProtocol
Return protocol version corresponding to protocol interface.
getProtocolVersion(String, long) - Method in class org.apache.hadoop.mapred.JobTracker
 
getProtocolVersion(String, long) - Method in class org.apache.hadoop.mapred.TaskTracker
 
getProxy(Class<?>, long, InetSocketAddress, Configuration, SocketFactory) - Static method in class org.apache.hadoop.ipc.RPC
Construct a client-side proxy object that implements the named protocol, talking to a server at the named address.
getProxy(Class<?>, long, InetSocketAddress, UserGroupInformation, Configuration, SocketFactory) - Static method in class org.apache.hadoop.ipc.RPC
Construct a client-side proxy object that implements the named protocol, talking to a server at the named address.
getProxy(Class<?>, long, InetSocketAddress, Configuration) - Static method in class org.apache.hadoop.ipc.RPC
Construct a client-side proxy object with the default SocketFactory
getQuota() - Method in class org.apache.hadoop.fs.ContentSummary
Return the directory quota
getRange(String, String) - Method in class org.apache.hadoop.conf.Configuration
Parse the given attribute as a set of integer ranges
getRaw(String) - Method in class org.apache.hadoop.conf.Configuration
Get the value of the name property, without doing variable expansion.
getRawCapacity() - Method in class org.apache.hadoop.dfs.ChecksumDistributedFileSystem
Return the total raw capacity of the filesystem, disregarding replication .
getRawCapacity() - Method in class org.apache.hadoop.dfs.DistributedFileSystem
Return the total raw capacity of the filesystem, disregarding replication .
getRawFileSystem() - Method in class org.apache.hadoop.fs.ChecksumFileSystem
get the raw file system
getRawUsed() - Method in class org.apache.hadoop.dfs.ChecksumDistributedFileSystem
Return the total raw used space in the filesystem, disregarding replication .
getRawUsed() - Method in class org.apache.hadoop.dfs.DistributedFileSystem
Return the total raw used space in the filesystem, disregarding replication .
getReadBlockOpAverageTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReadBlockOpAverageTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Average time for ReadBlock Operation in last interval
getReadBlockOpMaxTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReadBlockOpMaxTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Maximum ReadBlock Operation Time since reset was called
getReadBlockOpMinTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReadBlockOpMinTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Minimum ReadBlock Operation Time since reset was called
getReadBlockOpNum() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReadBlockOpNum() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of ReadBlock Operation in last interval
getReaders(FileSystem, Path, Configuration) - Static method in class org.apache.hadoop.mapred.MapFileOutputFormat
Open the output generated by this format.
getReaders(Configuration, Path) - Static method in class org.apache.hadoop.mapred.SequenceFileOutputFormat
Open the output generated by this format.
getReadMetadataOpAverageTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReadMetadataOpAverageTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Average time for ReadMetadata Operation in last interval
getReadMetadataOpMaxTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReadMetadataOpMaxTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Maximum ReadMetadata Operation Time since reset was called
getReadMetadataOpMinTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReadMetadataOpMinTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Minimum ReadMetadata Operation Time since reset was called
getReadMetadataOpNum() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReadMetadataOpNum() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of ReadMetadata Operation in last interval
getReadsFromLocalClient() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReadsFromLocalClient() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of reads from local clients in the last interval
getReadsFromRemoteClient() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReadsFromRemoteClient() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of reads from remote clients in the last interval
getReadyJobs() - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
 
getRecordName() - Method in interface org.apache.hadoop.metrics.MetricsRecord
Returns the record name.
getRecordName() - Method in class org.apache.hadoop.metrics.spi.MetricsRecordImpl
Returns the record name.
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.contrib.index.example.LineDocInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.examples.MultiFileWordCount.MyInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.FileInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in interface org.apache.hadoop.mapred.InputFormat
Get the RecordReader for the given InputSplit.
getRecordReader(InputSplit, JobConf, Reporter) - Method in interface org.apache.hadoop.mapred.join.ComposableInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.join.CompositeInputFormat
Construct a CompositeRecordReader for the children of this InputFormat as defined in the init expression.
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.KeyValueTextInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.lib.NLineInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.MultiFileInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.SequenceFileAsTextInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.SequenceFileInputFilter
Create a record reader for the given split
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.SequenceFileInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.mapred.TextInputFormat
 
getRecordReader(InputSplit, JobConf, Reporter) - Method in class org.apache.hadoop.streaming.StreamInputFormat
 
getRecordReaderQueue() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Return sorted list of RecordReaders for this composite.
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.contrib.index.mapred.IndexUpdateOutputFormat
 
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.FileOutputFormat
 
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.lib.MultipleOutputFormat
Create a composite record writer that can write key/value data to different output files
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.lib.NullOutputFormat
 
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.MapFileOutputFormat
 
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in interface org.apache.hadoop.mapred.OutputFormat
Get the RecordWriter for the given job.
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.OutputFormatBase
Deprecated.  
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat
 
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.SequenceFileOutputFormat
 
getRecordWriter(FileSystem, JobConf, String, Progressable) - Method in class org.apache.hadoop.mapred.TextOutputFormat
 
getReduceDebugScript() - Method in class org.apache.hadoop.mapred.JobConf
Get the reduce task's debug Script
getReducerClass() - Method in class org.apache.hadoop.mapred.JobConf
Get the Reducer class for the job.
getReduceSpeculativeExecution() - Method in class org.apache.hadoop.mapred.JobConf
Should speculative execution be used for this job for reduce tasks? Defaults to true.
getReduceTaskReports(JobID) - Method in class org.apache.hadoop.mapred.JobClient
Get the information of the current state of the reduce tasks of a job.
getReduceTaskReports(String) - Method in class org.apache.hadoop.mapred.JobClient
Deprecated. Applications should rather use JobClient.getReduceTaskReports(JobID)
getReduceTaskReports(String) - Method in class org.apache.hadoop.mapred.JobTracker
Deprecated. 
getReduceTaskReports(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
getReduceTasks() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the number of currently running reduce tasks in the cluster.
getRemaining() - Method in interface org.apache.hadoop.dfs.datanode.metrics.FSDatasetMBean
Returns the amount of free storage space (in bytes)
getRemaining() - Method in class org.apache.hadoop.dfs.DatanodeInfo
The raw free space.
getRemaining() - Method in class org.apache.hadoop.dfs.DistributedFileSystem.DiskStatus
 
getRemainingArgs() - Method in class org.apache.hadoop.util.GenericOptionsParser
Returns an array of Strings containing only application-specific arguments.
getRemoteAddress() - Static method in class org.apache.hadoop.ipc.Server
Returns remote address as a string when invoked inside an RPC.
getRemoteIp() - Static method in class org.apache.hadoop.ipc.Server
Returns the remote side ip address when invoked inside an RPC Returns null incase of an error.
getReplaceBlockOpAverageTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReplaceBlockOpAverageTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Average time for ReplaceBlock Operation in last interval
getReplaceBlockOpMaxTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReplaceBlockOpMaxTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Maximum ReplaceBlock Operation Time since reset was called
getReplaceBlockOpMinTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReplaceBlockOpMinTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Minimum ReplaceBlock Operation Time since reset was called
getReplaceBlockOpNum() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getReplaceBlockOpNum() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of ReplaceBlock Operation in last interval
getReplication() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return the intended replication factor, against which the over/under- replicated blocks are counted.
getReplication() - Method in class org.apache.hadoop.fs.FileStatus
Get the replication factor of a file.
getReplication(Path) - Method in class org.apache.hadoop.fs.FileSystem
Deprecated. Use getFileStatus() instead
getReplication(Path) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
Deprecated. 
getReplicationFactor() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return the actual replication factor.
getReport() - Method in class org.apache.hadoop.contrib.utils.join.JobBase
log the counters
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMax
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMin
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueSum
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMax
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMin
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.UniqValueCount
 
getReport() - Method in interface org.apache.hadoop.mapred.lib.aggregate.ValueAggregator
 
getReport() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueHistogram
 
getReportDetails() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueHistogram
 
getReportItems() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueHistogram
 
getResource(String) - Method in class org.apache.hadoop.conf.Configuration
Get the URL for the named resource.
getRevision() - Static method in class org.apache.hadoop.util.VersionInfo
Get the subversion revision number for the root directory
getRotations() - Method in class org.apache.hadoop.examples.dancing.Pentomino.Piece
 
getRpcOpsAvgProcessingTime() - Method in interface org.apache.hadoop.ipc.metrics.RpcMgtMBean
Average time for RPC Operations in last interval
getRpcOpsAvgProcessingTimeMax() - Method in interface org.apache.hadoop.ipc.metrics.RpcMgtMBean
The Maximum RPC Operation Processing Time since reset was called
getRpcOpsAvgProcessingTimeMin() - Method in interface org.apache.hadoop.ipc.metrics.RpcMgtMBean
The Minimum RPC Operation Processing Time since reset was called
getRpcOpsAvgQueueTime() - Method in interface org.apache.hadoop.ipc.metrics.RpcMgtMBean
The Average RPC Operation Queued Time in the last interval
getRpcOpsAvgQueueTimeMax() - Method in interface org.apache.hadoop.ipc.metrics.RpcMgtMBean
The Maximum RPC Operation Queued Time since reset was called
getRpcOpsAvgQueueTimeMin() - Method in interface org.apache.hadoop.ipc.metrics.RpcMgtMBean
The Minimum RPC Operation Queued Time since reset was called
getRpcOpsNumber() - Method in interface org.apache.hadoop.ipc.metrics.RpcMgtMBean
Number of RPC Operations in the last interval
getRunnable() - Method in class org.apache.hadoop.util.Daemon
 
getRunningJobs() - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
 
getRunningJobs() - Method in class org.apache.hadoop.mapred.JobTracker
Version that is called from a timer thread, and therefore needs to be careful to synchronize.
getRunState() - Method in class org.apache.hadoop.mapred.JobStatus
 
getSafeModeText() - Method in class org.apache.hadoop.dfs.JspHelper
 
getSafemodeTime() - Method in class org.apache.hadoop.dfs.namenode.metrics.NameNodeStatistics
 
getSafemodeTime() - Method in interface org.apache.hadoop.dfs.namenode.metrics.NameNodeStatisticsMBean
The time spent in the Safemode at startup
getScheduledReplicationBlocks() - Method in interface org.apache.hadoop.dfs.namenode.metrics.FSNamesystemMBean
Blocks scheduled for replication
getSecretAccessKey() - Method in class org.apache.hadoop.fs.s3.S3Credentials
 
getSelfAddr() - Method in class org.apache.hadoop.dfs.DataNode
 
getSequenceFileOutputKeyClass(JobConf) - Static method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat
Get the key class for the SequenceFile
getSequenceFileOutputValueClass(JobConf) - Static method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat
Get the value class for the SequenceFile
getSerialization(Class<T>) - Method in class org.apache.hadoop.io.serializer.SerializationFactory
 
getSerializedLength() - Method in class org.apache.hadoop.fs.s3.INode
 
getSerializer(Class<Serializable>) - Method in class org.apache.hadoop.io.serializer.JavaSerialization
 
getSerializer(Class<T>) - Method in interface org.apache.hadoop.io.serializer.Serialization
 
getSerializer(Class<T>) - Method in class org.apache.hadoop.io.serializer.SerializationFactory
 
getSerializer(Class<Writable>) - Method in class org.apache.hadoop.io.serializer.WritableSerialization
 
getServer(Object, String, int, Configuration) - Static method in class org.apache.hadoop.ipc.RPC
Construct a server for a protocol implementation instance listening on a port and address.
getServer(Object, String, int, int, boolean, Configuration) - Static method in class org.apache.hadoop.ipc.RPC
Construct a server for a protocol implementation instance listening on a port and address.
getServerAddress(Configuration, String, String, String) - Static method in class org.apache.hadoop.net.NetUtils
Deprecated. 
getServerVersion() - Method in exception org.apache.hadoop.ipc.RPC.VersionMismatch
Get the server's agreed to version.
getSessionId() - Method in class org.apache.hadoop.mapred.JobConf
Get the user-specified session identifier.
getShape(boolean, int) - Method in class org.apache.hadoop.examples.dancing.Pentomino.Piece
 
getSize() - Method in class org.apache.hadoop.io.BytesWritable
Get the current size of the buffer.
getSize() - Method in interface org.apache.hadoop.io.SequenceFile.ValueBytes
Size of stored data.
getSize() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryOutputFormat.WritableValueBytes
 
getSocketFactory(Configuration, Class<?>) - Static method in class org.apache.hadoop.net.NetUtils
Get the socket factory for the given class according to its configuration parameter hadoop.rpc.socket.factory.class.<ClassName>.
getSocketFactoryFromProperty(Configuration, String) - Static method in class org.apache.hadoop.net.NetUtils
Get the socket factory corresponding to the given proxy URI.
getSpace(int) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
getSpeculativeExecution() - Method in class org.apache.hadoop.mapred.JobConf
Should speculative execution be used for this job? Defaults to true.
getSplits(int) - Method in class org.apache.hadoop.examples.dancing.Pentomino
Generate a list of prefixes to a given depth
getSplits(JobConf, int) - Method in class org.apache.hadoop.mapred.FileInputFormat
Splits files returned by FileInputFormat.listStatus(JobConf) when they're too big.
getSplits(JobConf, int) - Method in interface org.apache.hadoop.mapred.InputFormat
Logically split the set of input files for the job.
getSplits(JobConf, int) - Method in class org.apache.hadoop.mapred.join.CompositeInputFormat
Build a CompositeInputSplit from the child InputFormats by assigning the ith split from each child to the ith composite split.
getSplits(JobConf, int) - Method in class org.apache.hadoop.mapred.lib.NLineInputFormat
Logically splits the set of input files for the job, splits N lines of the input as one split.
getSplits(JobConf, int) - Method in class org.apache.hadoop.mapred.MultiFileInputFormat
 
getStart() - Method in class org.apache.hadoop.mapred.FileSplit
The position of the first byte in the file to process.
getStartTime() - Method in class org.apache.hadoop.mapred.JobStatus
 
getStartTime() - Method in class org.apache.hadoop.mapred.JobTracker
 
getStartTime() - Method in class org.apache.hadoop.mapred.TaskReport
Get start time of task.
getState() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
 
getState() - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
 
getState() - Method in class org.apache.hadoop.mapred.TaskReport
The most recent state, reported by a Reporter.
getStaticResolution(String) - Static method in class org.apache.hadoop.net.NetUtils
Retrieves the resolved name for the passed host.
getStatistics(Class<? extends FileSystem>) - Static method in class org.apache.hadoop.fs.FileSystem
Get the statistics for a particular file system
getStats() - Method in class org.apache.hadoop.dfs.NameNode
 
getStatusText(boolean) - Method in class org.apache.hadoop.dfs.UpgradeStatusReport
Get upgradeStatus data as a text for reporting.
getStorageID() - Method in class org.apache.hadoop.dfs.DatanodeID
 
getStorageInfo() - Method in interface org.apache.hadoop.dfs.datanode.metrics.FSDatasetMBean
Returns the storage id of the underlying storage
getStoredBlock(long) - Method in interface org.apache.hadoop.dfs.FSDatasetInterface
 
getStr() - Method in class org.apache.hadoop.mapred.join.Parser.StrToken
 
getStr() - Method in class org.apache.hadoop.mapred.join.Parser.Token
 
getStringCollection(String) - Method in class org.apache.hadoop.conf.Configuration
Get the comma delimited values of the name property as a collection of Strings.
getStringCollection(String) - Static method in class org.apache.hadoop.util.StringUtils
Returns a collection of strings.
getStrings(String) - Method in class org.apache.hadoop.conf.Configuration
Get the comma delimited values of the name property as an array of Strings.
getStrings(String, String...) - Method in class org.apache.hadoop.conf.Configuration
Get the comma delimited values of the name property as an array of Strings.
getStrings(String) - Static method in class org.apache.hadoop.util.StringUtils
Returns an arraylist of strings.
getSuccessfulJobs() - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
 
GetSuffix(int) - Method in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
getSum() - Method in class org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
 
getSum() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueSum
 
getSymlink(Configuration) - Static method in class org.apache.hadoop.filecache.DistributedCache
This method checks to see if symlinks are to be create for the localized cache files in the current working directory
getSystemDir() - Method in class org.apache.hadoop.mapred.JobClient
Grab the jobtracker system directory path where job-specific files are to be placed.
getSystemDir() - Method in class org.apache.hadoop.mapred.JobConf
Deprecated. Use JobClient.getSystemDir() instead. Get the system directory where job-specific files are to be placed.
getSystemDir() - Method in class org.apache.hadoop.mapred.JobTracker
 
getTabSize(int) - Method in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
getTag() - Method in class org.apache.hadoop.contrib.utils.join.TaggedMapOutput
 
getTag(String) - Method in class org.apache.hadoop.metrics.spi.OutputRecord
Returns a tag object which is can be a String, Integer, Short or Byte.
getTagNames() - Method in class org.apache.hadoop.metrics.spi.OutputRecord
Returns the set of tag names
getTask(String) - Method in class org.apache.hadoop.mapred.TaskTracker
Deprecated. 
getTask(TaskAttemptID) - Method in class org.apache.hadoop.mapred.TaskTracker
Called upon startup by the child process, to fetch Task data.
getTaskAttemptId() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Returns task id.
getTaskAttemptIDsPattern(String, Integer, Boolean, Integer, Integer) - Static method in class org.apache.hadoop.mapred.TaskAttemptID
Returns a regex pattern which matches task attempt IDs.
getTaskAttempts() - Method in class org.apache.hadoop.mapred.JobHistory.Task
Returns all task attempts for this task.
getTaskCompletionEvents(String, int, int) - Method in class org.apache.hadoop.mapred.JobTracker
Deprecated. 
getTaskCompletionEvents(JobID, int, int) - Method in class org.apache.hadoop.mapred.JobTracker
 
getTaskCompletionEvents(int) - Method in interface org.apache.hadoop.mapred.RunningJob
Get events indicating completion (success/failure) of component tasks.
getTaskDiagnostics(String, String, String) - Method in class org.apache.hadoop.mapred.JobTracker
Deprecated. 
getTaskDiagnostics(TaskAttemptID) - Method in class org.apache.hadoop.mapred.JobTracker
Get the diagnostics for a given task
getTaskID() - Method in class org.apache.hadoop.mapred.TaskAttemptID
Returns the TaskID object that this task attempt belongs to
getTaskId() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Deprecated. use TaskCompletionEvent.getTaskAttemptId() instead.
getTaskId() - Method in class org.apache.hadoop.mapred.TaskLogAppender
Getter/Setter methods for log4j.
getTaskId() - Method in class org.apache.hadoop.mapred.TaskReport
Deprecated. use TaskReport.getTaskID() instead
getTaskID() - Method in class org.apache.hadoop.mapred.TaskReport
The id of the task.
getTaskIDsPattern(String, Integer, Boolean, Integer) - Static method in class org.apache.hadoop.mapred.TaskID
Returns a regex pattern which matches task IDs.
getTaskInfo(JobConf) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
getTaskLogFile(String, TaskLog.LogName) - Static method in class org.apache.hadoop.mapred.TaskLog
Deprecated. 
getTaskLogFile(TaskAttemptID, TaskLog.LogName) - Static method in class org.apache.hadoop.mapred.TaskLog
 
getTaskLogLength(JobConf) - Static method in class org.apache.hadoop.mapred.TaskLog
Get the desired maximum length of task's logs.
getTaskOutputFilter(JobConf) - Static method in class org.apache.hadoop.mapred.JobClient
Get the task output filter out of the JobConf.
getTaskOutputFilter() - Method in class org.apache.hadoop.mapred.JobClient
Deprecated. 
getTaskOutputPath(JobConf, String) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Helper function to create the task's temporary output directory and return the path to the task's output file.
getTaskRunTime() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Returns time (in millisec) the task took to complete.
getTaskStatus() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
Returns enum Status.SUCESS or Status.FAILURE.
getTaskTracker(String) - Method in class org.apache.hadoop.mapred.JobTracker
 
getTaskTrackerHttp() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
http location of the tasktracker where this task ran.
getTaskTrackerMetrics() - Method in class org.apache.hadoop.mapred.TaskTracker
 
getTaskTrackerReportAddress() - Method in class org.apache.hadoop.mapred.TaskTracker
Return the port at which the tasktracker bound to
getTaskTrackers() - Method in class org.apache.hadoop.mapred.ClusterStatus
Get the number of task trackers in the cluster.
getTerm() - Method in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp
Get the term.
getText() - Method in class org.apache.hadoop.contrib.index.example.LineDocTextAndOp
Get the text that represents a document.
getText() - Method in class org.apache.hadoop.contrib.index.mapred.DocumentID
The text of the document id.
getTimestamp(Configuration, URI) - Static method in class org.apache.hadoop.filecache.DistributedCache
Returns mtime of a given cache file on hdfs.
getTip(TaskID) - Method in class org.apache.hadoop.mapred.JobTracker
Returns specified TaskInProgress, or null.
getToken(int) - Method in class org.apache.hadoop.record.compiler.generated.Rcc
 
getTotalBlocks() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return the total number of blocks in the scanned area.
getTotalDirs() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return total number of directories encountered during this scan.
getTotalFiles() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return total number of files encountered during this scan.
getTotalLoad() - Method in interface org.apache.hadoop.dfs.namenode.metrics.FSNamesystemMBean
Total Load on the FSNamesystem
getTotalLogFileSize() - Method in class org.apache.hadoop.mapred.TaskLogAppender
 
getTotalOpenFiles() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return total number of files opened for write encountered during this scan.
getTotalOpenFilesBlocks() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return the total number of blocks held by open files.
getTotalOpenFilesSize() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return total size of open files data, in bytes.
getTotalSize() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
Return total size of scanned data, in bytes.
getTotalSubmissions() - Method in class org.apache.hadoop.mapred.JobTracker
 
getTrackerIdentifier() - Method in class org.apache.hadoop.mapred.JobTracker
Get the unique identifier (ie.
getTrackerPort() - Method in class org.apache.hadoop.mapred.JobTracker
 
getTrackingURL() - Method in interface org.apache.hadoop.mapred.RunningJob
Get the URL where some job progress information will be displayed.
getType() - Method in interface org.apache.hadoop.dfs.Upgradeable
Get the type of the software component, which this object is upgrading.
getType() - Method in class org.apache.hadoop.mapred.join.Parser.Token
 
getTypeID() - Method in class org.apache.hadoop.record.meta.FieldTypeInfo
get the field's TypeID object
getTypes() - Method in class org.apache.hadoop.io.GenericWritable
Return all classes that may be wrapped.
getTypeVal() - Method in class org.apache.hadoop.record.meta.TypeID
Get the type value.
getUlimitMemoryCommand(JobConf) - Static method in class org.apache.hadoop.util.Shell
Get the Unix command for setting the maximum virtual memory available to a given child process.
getUMask(Configuration) - Static method in class org.apache.hadoop.fs.permission.FsPermission
Get the user file creation mask (umask)
getUnderReplicatedBlocks() - Method in interface org.apache.hadoop.dfs.namenode.metrics.FSNamesystemMBean
Blocks under replicated
getUniqueItems() - Method in class org.apache.hadoop.mapred.lib.aggregate.UniqValueCount
 
getUpgradeStatus() - Method in interface org.apache.hadoop.dfs.Upgradeable
Upgrade status determines a percentage of the work done out of the total amount required by the upgrade.
getUpgradeStatus() - Method in class org.apache.hadoop.dfs.UpgradeStatusReport
Get upgrade upgradeStatus as a percentage of the total upgrade done.
getUpgradeStatusReport(boolean) - Method in interface org.apache.hadoop.dfs.Upgradeable
Get status report for the upgrade.
getUpgradeStatusText() - Method in class org.apache.hadoop.dfs.JspHelper
 
getUri() - Method in class org.apache.hadoop.dfs.DistributedFileSystem
 
getUri() - Method in class org.apache.hadoop.dfs.HftpFileSystem
 
getUri() - Method in class org.apache.hadoop.dfs.HsftpFileSystem
 
getUri() - Method in class org.apache.hadoop.fs.FileSystem
Returns a URI whose scheme and authority identify this FileSystem.
getUri() - Method in class org.apache.hadoop.fs.FilterFileSystem
Returns a URI whose scheme and authority identify this FileSystem.
getUri() - Method in class org.apache.hadoop.fs.ftp.FTPFileSystem
 
getUri() - Method in class org.apache.hadoop.fs.HarFileSystem
Returns the uri of this filesystem.
getUri() - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
 
getUri() - Method in class org.apache.hadoop.fs.RawLocalFileSystem
 
getUri() - Method in class org.apache.hadoop.fs.s3.S3FileSystem
 
getUri() - Method in class org.apache.hadoop.fs.s3native.NativeS3FileSystem
 
getURIs(String, String) - Method in class org.apache.hadoop.streaming.StreamJob
get the uris of all the files/caches
getURL() - Method in class org.apache.hadoop.mapred.JobProfile
Get the link to the web-ui for details of the job.
getUrl() - Static method in class org.apache.hadoop.util.VersionInfo
Get the subversion URL for the root Hadoop directory.
getUsed() - Method in class org.apache.hadoop.fs.DF
 
getUsed() - Method in class org.apache.hadoop.fs.DU
 
getUsed() - Method in class org.apache.hadoop.fs.FileSystem
Return the total size of all files in the filesystem.
getUser() - Method in class org.apache.hadoop.mapred.JobConf
Get the reported username for this job.
getUser() - Method in class org.apache.hadoop.mapred.JobProfile
Get the user id.
getUser() - Static method in class org.apache.hadoop.util.VersionInfo
The user that compiled Hadoop.
getUserAction() - Method in class org.apache.hadoop.fs.permission.FsPermission
Return user FsAction.
getUserName() - Method in class org.apache.hadoop.fs.permission.PermissionStatus
Return user name
getUsername() - Method in class org.apache.hadoop.mapred.JobStatus
 
getUserName() - Method in class org.apache.hadoop.security.UnixUserGroupInformation
Return the user's name
getUserName() - Method in class org.apache.hadoop.security.UserGroupInformation
Get username
getVal() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMax
 
getVal() - Method in class org.apache.hadoop.mapred.lib.aggregate.LongValueMin
 
getVal() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMax
 
getVal() - Method in class org.apache.hadoop.mapred.lib.aggregate.StringValueMin
 
getValue() - Method in class org.apache.hadoop.dfs.DataChecksum
 
getValue() - Method in interface org.apache.hadoop.io.SequenceFile.Sorter.RawKeyValueIterator
Gets the current raw value
getValueClass() - Method in class org.apache.hadoop.io.ArrayWritable
 
getValueClass() - Method in class org.apache.hadoop.io.MapFile.Reader
Returns the class of values in this file.
getValueClass() - Method in class org.apache.hadoop.io.SequenceFile.Reader
Returns the class of values in this file.
getValueClass() - Method in class org.apache.hadoop.io.SequenceFile.Writer
Returns the class of values in this file.
getValueClass() - Method in class org.apache.hadoop.mapred.SequenceFileRecordReader
The class of value that must be passed to SequenceFileRecordReader.next(Object, Object)..
getValueClassName() - Method in class org.apache.hadoop.io.SequenceFile.Reader
Returns the name of the value class.
getValueClassName() - Method in class org.apache.hadoop.mapred.SequenceFileAsBinaryInputFormat.SequenceFileAsBinaryRecordReader
Retrieve the name of the value class for this SequenceFile.
getValueTypeID() - Method in class org.apache.hadoop.record.meta.MapTypeID
get the TypeID of the map's value element
getVersion() - Method in class org.apache.hadoop.contrib.index.mapred.Shard
Get the version number of the entire index.
getVersion() - Method in interface org.apache.hadoop.dfs.Upgradeable
Get the layout version of the upgrade object.
getVersion() - Method in class org.apache.hadoop.dfs.UpgradeStatusReport
Get the layout version of the currently running upgrade.
getVersion() - Method in interface org.apache.hadoop.fs.s3.FileSystemStore
 
getVersion() - Method in class org.apache.hadoop.io.VersionedWritable
Return the version number of the current implementation.
getVersion() - Static method in class org.apache.hadoop.util.VersionInfo
Get the Hadoop version.
getVIntSize(long) - Static method in class org.apache.hadoop.io.WritableUtils
Get the encoded length if an integer is stored in a variable-length format
getVIntSize(long) - Static method in class org.apache.hadoop.record.Utils
Get the encoded length if an integer is stored in a variable-length format
getWaitingJobs() - Method in class org.apache.hadoop.mapred.jobcontrol.JobControl
 
getWarn() - Static method in class org.apache.hadoop.metrics.jvm.EventCounter
 
getWorkingDirectory() - Method in class org.apache.hadoop.dfs.DistributedFileSystem
 
getWorkingDirectory() - Method in class org.apache.hadoop.dfs.HftpFileSystem
 
getWorkingDirectory() - Method in class org.apache.hadoop.fs.FileSystem
Get the current working directory for the given file system
getWorkingDirectory() - Method in class org.apache.hadoop.fs.FilterFileSystem
Get the current working directory for the given file system
getWorkingDirectory() - Method in class org.apache.hadoop.fs.ftp.FTPFileSystem
 
getWorkingDirectory() - Method in class org.apache.hadoop.fs.HarFileSystem
return the top level archive.
getWorkingDirectory() - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
 
getWorkingDirectory() - Method in class org.apache.hadoop.fs.RawLocalFileSystem
 
getWorkingDirectory() - Method in class org.apache.hadoop.fs.s3.S3FileSystem
 
getWorkingDirectory() - Method in class org.apache.hadoop.fs.s3native.NativeS3FileSystem
 
getWorkingDirectory() - Method in class org.apache.hadoop.mapred.JobConf
Get the current working directory for the default file system.
getWorkOutputPath(JobConf) - Static method in class org.apache.hadoop.mapred.FileOutputFormat
Get the Path to the task's temporary output directory for the map-reduce job

Tasks' Side-Effect Files
getWrappedStream() - Method in class org.apache.hadoop.fs.FSDataOutputStream
 
getWriteBlockOpAverageTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getWriteBlockOpAverageTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Average time for WriteBlock Operation in last interval
getWriteBlockOpMaxTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getWriteBlockOpMaxTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Maximum WriteBlock Operation Time since reset was called
getWriteBlockOpMinTime() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getWriteBlockOpMinTime() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
The Minimum WriteBlock Operation Time since reset was called
getWriteBlockOpNum() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getWriteBlockOpNum() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of WriteBlock Operation in last interval
getWritesFromLocalClient() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getWritesFromLocalClient() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of writes from local clients in the last interval
getWritesFromRemoteClient() - Method in class org.apache.hadoop.dfs.datanode.metrics.DataNodeStatistics
 
getWritesFromRemoteClient() - Method in interface org.apache.hadoop.dfs.datanode.metrics.DataNodeStatisticsMBean
Number of writes from remote clients in the last interval
getXceiverCount() - Method in class org.apache.hadoop.dfs.DatanodeInfo
number of active connections
getZlibCompressor(Configuration) - Static method in class org.apache.hadoop.io.compress.zlib.ZlibFactory
Return the appropriate implementation of the zlib compressor.
getZlibCompressorType(Configuration) - Static method in class org.apache.hadoop.io.compress.zlib.ZlibFactory
Return the appropriate type of the zlib compressor.
getZlibDecompressor(Configuration) - Static method in class org.apache.hadoop.io.compress.zlib.ZlibFactory
Return the appropriate implementation of the zlib decompressor.
getZlibDecompressorType(Configuration) - Static method in class org.apache.hadoop.io.compress.zlib.ZlibFactory
Return the appropriate type of the zlib decompressor.
globStatus(Path) - Method in class org.apache.hadoop.fs.FileSystem
Return all the files that match filePattern and are not checksum files.
globStatus(Path, PathFilter) - Method in class org.apache.hadoop.fs.FileSystem
Return an array of FileStatus objects whose path names match pathPattern and is accepted by the user-supplied path filter.
go() - Method in class org.apache.hadoop.streaming.StreamJob
This is the method that actually intializes the job conf and submits the job to the jobtracker
goodClassOrNull(String, String) - Static method in class org.apache.hadoop.streaming.StreamUtil
It may seem strange to silently switch behaviour when a String is not a classname; the reason is simplified Usage:
Grep - Class in org.apache.hadoop.examples
 
GT_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
GzipCodec - Class in org.apache.hadoop.io.compress
This class creates gzip compressors/decompressors.
GzipCodec() - Constructor for class org.apache.hadoop.io.compress.GzipCodec
 
GzipCodec.GzipInputStream - Class in org.apache.hadoop.io.compress
 
GzipCodec.GzipInputStream(InputStream) - Constructor for class org.apache.hadoop.io.compress.GzipCodec.GzipInputStream
 
GzipCodec.GzipInputStream(DecompressorStream) - Constructor for class org.apache.hadoop.io.compress.GzipCodec.GzipInputStream
Allow subclasses to directly set the inflater stream.
GzipCodec.GzipOutputStream - Class in org.apache.hadoop.io.compress
A bridge that wraps around a DeflaterOutputStream to make it a CompressionOutputStream.
GzipCodec.GzipOutputStream(OutputStream) - Constructor for class org.apache.hadoop.io.compress.GzipCodec.GzipOutputStream
 
GzipCodec.GzipOutputStream(CompressorStream) - Constructor for class org.apache.hadoop.io.compress.GzipCodec.GzipOutputStream
Allow children types to put a different type in here.


H

hadoopAliasConf_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
HadoopStreaming - Class in org.apache.hadoop.streaming
The main entrypoint.
HadoopStreaming() - Constructor for class org.apache.hadoop.streaming.HadoopStreaming
 
HadoopVersionAnnotation - Annotation Type in org.apache.hadoop
A package attribute that captures the version of Hadoop that was compiled.
halfDigest() - Method in class org.apache.hadoop.io.MD5Hash
Construct a half-sized version of this MD5.
handle(JobHistory.RecordTypes, Map<JobHistory.Keys, String>) - Method in interface org.apache.hadoop.mapred.JobHistory.Listener
Callback method for history parser.
HarFileSystem - Class in org.apache.hadoop.fs
This is an implementation of the Hadoop Archive Filesystem.
HarFileSystem() - Constructor for class org.apache.hadoop.fs.HarFileSystem
public construction of harfilesystem
HarFileSystem(FileSystem) - Constructor for class org.apache.hadoop.fs.HarFileSystem
Constructor to create a HarFileSystem with an underlying filesystem.
has(int) - Method in class org.apache.hadoop.mapred.join.TupleWritable
Return true if tuple has an element at the position provided.
hashBytes(byte[], int) - Static method in class org.apache.hadoop.io.WritableComparator
Compute hash for binary data.
hashCode() - Method in class org.apache.hadoop.contrib.index.mapred.DocumentID
 
hashCode() - Method in class org.apache.hadoop.contrib.index.mapred.Shard
 
hashCode() - Method in class org.apache.hadoop.dfs.DatanodeID
 
hashCode() - Method in class org.apache.hadoop.examples.MultiFileWordCount.WordOffset
 
hashCode() - Method in class org.apache.hadoop.fs.FileStatus
Returns a hash code value for the object, which is defined as the hash code of the path name.
hashCode() - Method in class org.apache.hadoop.fs.Path
 
hashCode() - Method in class org.apache.hadoop.fs.permission.FsPermission
hashCode() - Method in class org.apache.hadoop.io.BooleanWritable
 
hashCode() - Method in class org.apache.hadoop.io.BytesWritable
 
hashCode() - Method in class org.apache.hadoop.io.ByteWritable
 
hashCode() - Method in class org.apache.hadoop.io.DoubleWritable
 
hashCode() - Method in class org.apache.hadoop.io.FloatWritable
 
hashCode() - Method in class org.apache.hadoop.io.IntWritable
 
hashCode() - Method in class org.apache.hadoop.io.LongWritable
 
hashCode() - Method in class org.apache.hadoop.io.MD5Hash
Returns a hash code value for this object.
hashCode() - Method in class org.apache.hadoop.io.NullWritable
 
hashCode() - Method in class org.apache.hadoop.io.SequenceFile.Metadata
 
hashCode() - Method in class org.apache.hadoop.io.SequenceFile.Sorter.SegmentDescriptor
 
hashCode() - Method in class org.apache.hadoop.io.Text
hash function
hashCode() - Method in class org.apache.hadoop.io.UTF8
Deprecated.  
hashCode() - Method in class org.apache.hadoop.io.VIntWritable
 
hashCode() - Method in class org.apache.hadoop.io.VLongWritable
 
hashCode() - Method in class org.apache.hadoop.mapred.ID
 
hashCode() - Method in class org.apache.hadoop.mapred.JobID
 
hashCode() - Method in class org.apache.hadoop.mapred.join.TupleWritable
 
hashCode() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
 
hashCode() - Method in class org.apache.hadoop.mapred.TaskAttemptID
 
hashCode() - Method in class org.apache.hadoop.mapred.TaskID
 
hashCode() - Method in class org.apache.hadoop.net.SocksSocketFactory
 
hashCode() - Method in class org.apache.hadoop.net.StandardSocketFactory
 
hashCode() - Method in class org.apache.hadoop.record.Buffer
 
hashCode() - Method in class org.apache.hadoop.record.meta.FieldTypeInfo
We use a basic hashcode implementation, since this class will likely not be used as a hashmap key
hashCode() - Method in class org.apache.hadoop.record.meta.MapTypeID
We use a basic hashcode implementation, since this class will likely not be used as a hashmap key
hashCode() - Method in class org.apache.hadoop.record.meta.TypeID
We use a basic hashcode implementation, since this class will likely not be used as a hashmap key
hashCode() - Method in class org.apache.hadoop.record.meta.VectorTypeID
We use a basic hashcode implementation, since this class will likely not be used as a hashmap key
hashCode() - Method in class org.apache.hadoop.security.UnixUserGroupInformation
Returns a hash code for this UGI.
HashingDistributionPolicy - Class in org.apache.hadoop.contrib.index.example
Choose a shard for each insert or delete based on document id hashing.
HashingDistributionPolicy() - Constructor for class org.apache.hadoop.contrib.index.example.HashingDistributionPolicy
 
HashPartitioner<K2,V2> - Class in org.apache.hadoop.mapred.lib
Partition keys by their Object.hashCode().
HashPartitioner() - Constructor for class org.apache.hadoop.mapred.lib.HashPartitioner
 
hasNext() - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator
 
hasNext() - Method in class org.apache.hadoop.mapred.join.ArrayListBackedIterator
 
hasNext() - Method in interface org.apache.hadoop.mapred.join.ComposableRecordReader
Returns true if the stream is not empty, but provides no guarantee that a call to next(K,V) will succeed.
hasNext() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Return true if it is possible that this could emit more values.
hasNext() - Method in class org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator
 
hasNext() - Method in class org.apache.hadoop.mapred.join.MultiFilterRecordReader.MultiFilterDelegationIterator
 
hasNext() - Method in class org.apache.hadoop.mapred.join.ResetableIterator.EMPTY
 
hasNext() - Method in interface org.apache.hadoop.mapred.join.ResetableIterator
True iff a call to next will succeed.
hasNext() - Method in class org.apache.hadoop.mapred.join.StreamBackedIterator
 
hasNext() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Return true if the RR- including the k,v pair stored in this object- is exhausted.
hasSimpleInputSpecs_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
HEADER - Static variable in class org.apache.hadoop.ipc.Server
The first four bytes of Hadoop RPC connections
HEADER_LEN - Static variable in class org.apache.hadoop.dfs.DataChecksum
 
headMap(WritableComparable) - Method in class org.apache.hadoop.io.SortedMapWritable
HeapSort - Class in org.apache.hadoop.util
An implementation of the core algorithm of HeapSort.
HeapSort() - Constructor for class org.apache.hadoop.util.HeapSort
 
heartbeat(TaskTrackerStatus, boolean, boolean, short) - Method in class org.apache.hadoop.mapred.JobTracker
The periodic heartbeat mechanism between the TaskTracker and the JobTracker.
HEARTBEAT_INTERVAL - Static variable in interface org.apache.hadoop.dfs.FSConstants
 
heartbeats - Variable in class org.apache.hadoop.dfs.datanode.metrics.DataNodeMetrics
 
height - Variable in class org.apache.hadoop.examples.dancing.Pentomino
 
height - Static variable in class org.apache.hadoop.mapred.StatusHttpServer.TaskGraphServlet
height of the graph w/o margins
hexchars - Static variable in class org.apache.hadoop.record.Utils
 
hexStringToByte(String) - Static method in class org.apache.hadoop.util.StringUtils
Given a hexstring this will return the byte array corresponding to the string
HftpFileSystem - Class in org.apache.hadoop.dfs
An implementation of a protocol for accessing filesystems over HTTP.
HftpFileSystem() - Constructor for class org.apache.hadoop.dfs.HftpFileSystem
 
hostName - Variable in class org.apache.hadoop.dfs.DatanodeInfo
HostName as suplied by the datanode during registration as its name.
HostsFileReader - Class in org.apache.hadoop.util
 
HostsFileReader(String, String) - Constructor for class org.apache.hadoop.util.HostsFileReader
 
HsftpFileSystem - Class in org.apache.hadoop.dfs
An implementation of a protocol for accessing filesystems over HTTPS.
HsftpFileSystem() - Constructor for class org.apache.hadoop.dfs.HsftpFileSystem
 
HTML_TAIL - Static variable in class org.apache.hadoop.util.ServletUtil
 
htmlFooter() - Static method in class org.apache.hadoop.util.ServletUtil
HTML footer to be added in the jsps.
humanReadableInt(long) - Static method in class org.apache.hadoop.util.StringUtils
Given an integer, return a string that is in an approximate, but human readable format.

I

ID - Class in org.apache.hadoop.mapred
A general identifier, which internally stores the id as an integer.
ID(int) - Constructor for class org.apache.hadoop.mapred.ID
constructs an ID object from the given int
ID() - Constructor for class org.apache.hadoop.mapred.ID
 
id - Variable in class org.apache.hadoop.mapred.ID
 
id() - Method in interface org.apache.hadoop.mapred.join.ComposableRecordReader
Return the position in the collector this class occupies.
id() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Return the position in the collector this class occupies.
id - Variable in class org.apache.hadoop.mapred.join.Parser.Node
 
id() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Return the position in the collector this class occupies.
ident - Variable in class org.apache.hadoop.mapred.join.Parser.Node
 
IDENT_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
IdentityLocalAnalysis - Class in org.apache.hadoop.contrib.index.example
Identity local analysis maps inputs directly into outputs.
IdentityLocalAnalysis() - Constructor for class org.apache.hadoop.contrib.index.example.IdentityLocalAnalysis
 
IdentityMapper<K,V> - Class in org.apache.hadoop.mapred.lib
Implements the identity function, mapping inputs directly to outputs.
IdentityMapper() - Constructor for class org.apache.hadoop.mapred.lib.IdentityMapper
 
IdentityReducer<K,V> - Class in org.apache.hadoop.mapred.lib
Performs no reduction, writing all input values directly to the output.
IdentityReducer() - Constructor for class org.apache.hadoop.mapred.lib.IdentityReducer
 
IDistributionPolicy - Interface in org.apache.hadoop.contrib.index.mapred
A distribution policy decides, given a document with a document id, which one shard the request should be sent to if the request is an insert, and which shard(s) the request should be sent to if the request is a delete.
idWithinJob() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
 
ifExists(String, Configuration) - Method in class org.apache.hadoop.fs.LocalDirAllocator
We search through all the configured dirs for the file's existence and return true when we find
ifmt(double) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
IIndexUpdater - Interface in org.apache.hadoop.contrib.index.mapred
A class implements an index updater interface should create a Map/Reduce job configuration and run the Map/Reduce job to analyze documents and update Lucene instances in parallel.
ILLEGAL_ARGS - Static variable in class org.apache.hadoop.dfs.Balancer
 
ILocalAnalysis<K extends WritableComparable,V extends Writable> - Interface in org.apache.hadoop.contrib.index.mapred
Application specific local analysis.
image - Variable in class org.apache.hadoop.record.compiler.generated.Token
The string image of the token.
implies(FsAction) - Method in enum org.apache.hadoop.fs.permission.FsAction
Return true if this action implies that action.
in - Variable in class org.apache.hadoop.io.compress.CompressionInputStream
The input stream to be compressed.
inBuf - Variable in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
inc(int) - Method in class org.apache.hadoop.metrics.util.MetricsIntValue
Inc metrics for incr vlaue
inc() - Method in class org.apache.hadoop.metrics.util.MetricsIntValue
Inc metrics by one
inc(long) - Method in class org.apache.hadoop.metrics.util.MetricsLongValue
Inc metrics for incr vlaue
inc() - Method in class org.apache.hadoop.metrics.util.MetricsLongValue
Inc metrics by one
inc(int) - Method in class org.apache.hadoop.metrics.util.MetricsTimeVaryingInt
Inc metrics for incr vlaue
inc() - Method in class org.apache.hadoop.metrics.util.MetricsTimeVaryingInt
Inc metrics by one
inc(int, long) - Method in class org.apache.hadoop.metrics.util.MetricsTimeVaryingRate
Increment the metrics for numOps operations
inc(long) - Method in class org.apache.hadoop.metrics.util.MetricsTimeVaryingRate
Increment the metrics for one operation
incDfsUsed(long) - Method in class org.apache.hadoop.fs.DU
Increase how much disk space we use.
Include() - Method in class org.apache.hadoop.record.compiler.generated.Rcc
 
INCLUDE_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
incr() - Method in interface org.apache.hadoop.record.Index
 
incrAllCounters(Counters) - Method in class org.apache.hadoop.mapred.Counters
Increments multiple counters by their amounts in another Counters instance.
incrCounter(Enum, long) - Method in class org.apache.hadoop.mapred.Counters
Increments the specified counter by the specified amount, creating it if it didn't already exist.
incrCounter(String, String, long) - Method in class org.apache.hadoop.mapred.Counters
Increments the specified counter by the specified amount, creating it if it didn't already exist.
incrCounter(Enum, long) - Method in interface org.apache.hadoop.mapred.Reporter
Increments the counter identified by the key, which can be of any Enum type, by the specified amount.
incrCounter(String, String, long) - Method in interface org.apache.hadoop.mapred.Reporter
Increments the counter identified by the group and counter name by the specified amount.
increment(long) - Method in class org.apache.hadoop.mapred.Counters.Counter
Increment this counter by the given value
INCREMENT - Static variable in class org.apache.hadoop.metrics.spi.MetricValue
 
incrementBytesRead(long) - Method in class org.apache.hadoop.fs.FileSystem.Statistics
Increment the bytes read in the statistics
incrementBytesWritten(long) - Method in class org.apache.hadoop.fs.FileSystem.Statistics
Increment the bytes written in the statistics
incrMetric(String, int) - Method in interface org.apache.hadoop.metrics.MetricsRecord
Increments the named metric by the specified value.
incrMetric(String, long) - Method in interface org.apache.hadoop.metrics.MetricsRecord
Increments the named metric by the specified value.
incrMetric(String, short) - Method in interface org.apache.hadoop.metrics.MetricsRecord
Increments the named metric by the specified value.
incrMetric(String, byte) - Method in interface org.apache.hadoop.metrics.MetricsRecord
Increments the named metric by the specified value.
incrMetric(String, float) - Method in interface org.apache.hadoop.metrics.MetricsRecord
Increments the named metric by the specified value.
incrMetric(String, int) - Method in class org.apache.hadoop.metrics.spi.MetricsRecordImpl
Increments the named metric by the specified value.
incrMetric(String, long) - Method in class org.apache.hadoop.metrics.spi.MetricsRecordImpl
Increments the named metric by the specified value.
incrMetric(String, short) - Method in class org.apache.hadoop.metrics.spi.MetricsRecordImpl
Increments the named metric by the specified value.
incrMetric(String, byte) - Method in class org.apache.hadoop.metrics.spi.MetricsRecordImpl
Increments the named metric by the specified value.
incrMetric(String, float) - Method in class org.apache.hadoop.metrics.spi.MetricsRecordImpl
Increments the named metric by the specified value.
INDEX - Variable in enum org.apache.hadoop.fs.permission.FsAction
Octal representation
Index - Interface in org.apache.hadoop.record
Interface that acts as an iterator for deserializing maps.
INDEX_FILE_NAME - Static variable in class org.apache.hadoop.io.MapFile
The name of the index file.
IndexedSortable - Interface in org.apache.hadoop.util
Interface for collections capable of being sorted by IndexedSorter algorithms.
IndexedSorter - Interface in org.apache.hadoop.util
Interface for sort algorithms accepting IndexedSortable items.
IndexUpdateCombiner - Class in org.apache.hadoop.contrib.index.mapred
This combiner combines multiple intermediate forms into one intermediate form.
IndexUpdateCombiner() - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdateCombiner
 
IndexUpdateConfiguration - Class in org.apache.hadoop.contrib.index.mapred
This class provides the getters and the setters to a number of parameters.
IndexUpdateConfiguration(Configuration) - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdateConfiguration
Constructor
IndexUpdateMapper<K extends WritableComparable,V extends Writable> - Class in org.apache.hadoop.contrib.index.mapred
This class applies local analysis on a key-value pair and then convert the result docid-operation pair to a shard-and-intermediate form pair.
IndexUpdateMapper() - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdateMapper
 
IndexUpdateOutputFormat - Class in org.apache.hadoop.contrib.index.mapred
The record writer of this output format simply puts a message in an output path when a shard update is done.
IndexUpdateOutputFormat() - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdateOutputFormat
 
IndexUpdatePartitioner - Class in org.apache.hadoop.contrib.index.mapred
This partitioner class puts the values of the same key - in this case the same shard - in the same partition.
IndexUpdatePartitioner() - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdatePartitioner
 
IndexUpdater - Class in org.apache.hadoop.contrib.index.mapred
An implementation of an index updater interface which creates a Map/Reduce job configuration and run the Map/Reduce job to analyze documents and update Lucene instances in parallel.
IndexUpdater() - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdater
 
IndexUpdateReducer - Class in org.apache.hadoop.contrib.index.mapred
This reducer applies to a shard the changes for it.
IndexUpdateReducer() - Constructor for class org.apache.hadoop.contrib.index.mapred.IndexUpdateReducer
 
infoPort - Variable in class org.apache.hadoop.dfs.DatanodeID
 
init(Shard[]) - Method in class org.apache.hadoop.contrib.index.example.HashingDistributionPolicy
 
init(Shard[]) - Method in class org.apache.hadoop.contrib.index.example.RoundRobinDistributionPolicy
 
init(Shard[]) - Method in interface org.apache.hadoop.contrib.index.mapred.IDistributionPolicy
Initialization.
init() - Method in class org.apache.hadoop.fs.FsShell
 
init(JobConf) - Method in class org.apache.hadoop.mapred.JobClient
Connect to the default JobTracker.
init(JobConf, String) - Static method in class org.apache.hadoop.mapred.JobHistory
Initialize JobHistory files.
init() - Method in class org.apache.hadoop.mapred.JobShell
 
init(String, ContextFactory) - Method in class org.apache.hadoop.metrics.file.FileContext
 
init(String, ContextFactory) - Method in class org.apache.hadoop.metrics.ganglia.GangliaContext
 
init(String, String) - Static method in class org.apache.hadoop.metrics.jvm.JvmMetrics
 
init(String, ContextFactory) - Method in class org.apache.hadoop.metrics.spi.AbstractMetricsContext
Initializes the context.
init(String, ContextFactory) - Method in class org.apache.hadoop.metrics.spi.NullContextWithUpdateThread
 
init() - Method in class org.apache.hadoop.streaming.StreamJob
 
init() - Method in class org.apache.hadoop.streaming.StreamXmlRecordReader
 
initHTML(ServletResponse, String) - Static method in class org.apache.hadoop.util.ServletUtil
Initial HTML header
initialize(URI, Configuration) - Method in class org.apache.hadoop.dfs.DistributedFileSystem
 
initialize(URI, Configuration) - Method in class org.apache.hadoop.dfs.HftpFileSystem
 
initialize(URI, Configuration) - Method in class org.apache.hadoop.fs.FileSystem
Called after a new FileSystem instance is constructed.
initialize(URI, Configuration) - Method in class org.apache.hadoop.fs.FilterFileSystem
Called after a new FileSystem instance is constructed.
initialize(URI, Configuration) - Method in class org.apache.hadoop.fs.ftp.FTPFileSystem
 
initialize(URI, Configuration) - Method in class org.apache.hadoop.fs.HarFileSystem
Initialize a Har filesystem per har archive.
initialize(URI, Configuration) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
 
initialize(URI, Configuration) - Method in class org.apache.hadoop.fs.RawLocalFileSystem
 
initialize(URI, Configuration) - Method in interface org.apache.hadoop.fs.s3.FileSystemStore
 
initialize(URI) - Method in class org.apache.hadoop.fs.s3.MigrationTool
 
initialize(URI, Configuration) - Method in class org.apache.hadoop.fs.s3.S3Credentials
 
initialize(URI, Configuration) - Method in class org.apache.hadoop.fs.s3.S3FileSystem
 
initialize(URI, Configuration) - Method in class org.apache.hadoop.fs.s3native.NativeS3FileSystem
 
initialize(int) - Method in class org.apache.hadoop.util.PriorityQueue
Subclass constructors must call this.
initializePieces() - Method in class org.apache.hadoop.examples.dancing.OneSidedPentomino
Define the one sided pieces.
initializePieces() - Method in class org.apache.hadoop.examples.dancing.Pentomino
Fill in the pieces list.
InMemoryFileSystem - Class in org.apache.hadoop.fs
Deprecated. 
InMemoryFileSystem() - Constructor for class org.apache.hadoop.fs.InMemoryFileSystem
Deprecated.  
InMemoryFileSystem(URI, Configuration) - Constructor for class org.apache.hadoop.fs.InMemoryFileSystem
Deprecated.  
InnerJoinRecordReader<K extends WritableComparable> - Class in org.apache.hadoop.mapred.join
Full inner join.
INode - Class in org.apache.hadoop.fs.s3
Holds file metadata including type (regular file, or directory), and the list of blocks that are pointers to the data.
INode(INode.FileType, Block[]) - Constructor for class org.apache.hadoop.fs.s3.INode
 
inodeExists(Path) - Method in interface org.apache.hadoop.fs.s3.FileSystemStore
 
Input() - Method in class org.apache.hadoop.record.compiler.generated.Rcc
 
input_stream - Variable in class org.apache.hadoop.record.compiler.generated.RccTokenManager
 
InputBuffer - Class in org.apache.hadoop.io
A reusable InputStream implementation that reads from an in-memory buffer.
InputBuffer() - Constructor for class org.apache.hadoop.io.InputBuffer
Constructs a new empty buffer.
inputFile - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
inputFile - Variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
InputFormat<K,V> - Interface in org.apache.hadoop.mapred
InputFormat describes the input-specification for a Map-Reduce job.
inputFormatSpec_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
inputSpecs_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
InputSplit - Interface in org.apache.hadoop.mapred
InputSplit represents the data to be processed by an individual Mapper.
inputStream - Variable in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
inputTag - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
inReaderSpec_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
INSERT - Static variable in class org.apache.hadoop.contrib.index.mapred.DocumentAndOp.Op
 
insert(Object) - Method in class org.apache.hadoop.util.PriorityQueue
Adds element to the PriorityQueue in log(size) time if either the PriorityQueue is not full, or not lessThan(element, top()).
INT - Static variable in class org.apache.hadoop.record.meta.TypeID.RIOType
 
INT_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
IntermediateForm - Class in org.apache.hadoop.contrib.index.mapred
An intermediate form for one or more parsed Lucene documents and/or delete terms.
IntermediateForm() - Constructor for class org.apache.hadoop.contrib.index.mapred.IntermediateForm
Constructor
IntTypeID - Static variable in class org.apache.hadoop.record.meta.TypeID
 
IntWritable - Class in org.apache.hadoop.io
A WritableComparable for ints.
IntWritable() - Constructor for class org.apache.hadoop.io.IntWritable
 
IntWritable(int) - Constructor for class org.apache.hadoop.io.IntWritable
 
IntWritable.Comparator - Class in org.apache.hadoop.io
A Comparator optimized for IntWritable.
IntWritable.Comparator() - Constructor for class org.apache.hadoop.io.IntWritable.Comparator
 
invalidate(Block[]) - Method in interface org.apache.hadoop.dfs.FSDatasetInterface
Invalidates the specified blocks
InvalidFileTypeException - Exception in org.apache.hadoop.mapred
Used when file type differs from the desired file type.
InvalidFileTypeException() - Constructor for exception org.apache.hadoop.mapred.InvalidFileTypeException
 
InvalidFileTypeException(String) - Constructor for exception org.apache.hadoop.mapred.InvalidFileTypeException
 
InvalidInputException - Exception in org.apache.hadoop.mapred
This class wraps a list of problems with the input, so that the user can get a list of problems together instead of finding and fixing them one by one.
InvalidInputException(List<IOException>) - Constructor for exception org.apache.hadoop.mapred.InvalidInputException
Create the exception with the given list.
InvalidJobConfException - Exception in org.apache.hadoop.mapred
This exception is thrown when jobconf misses some mendatory attributes or value of some attributes is invalid.
InvalidJobConfException() - Constructor for exception org.apache.hadoop.mapred.InvalidJobConfException
 
InvalidJobConfException(String) - Constructor for exception org.apache.hadoop.mapred.InvalidJobConfException
 
InverseMapper<K,V> - Class in org.apache.hadoop.mapred.lib
A Mapper that swaps keys and values.
InverseMapper() - Constructor for class org.apache.hadoop.mapred.lib.InverseMapper
 
IO_EXCEPTION - Static variable in class org.apache.hadoop.dfs.Balancer
 
IOUtils - Class in org.apache.hadoop.io
An utility class for I/O related functionality.
IOUtils() - Constructor for class org.apache.hadoop.io.IOUtils
 
IOUtils.NullOutputStream - Class in org.apache.hadoop.io
/dev/null of OutputStreams.
IOUtils.NullOutputStream() - Constructor for class org.apache.hadoop.io.IOUtils.NullOutputStream
 
ipcPort - Variable in class org.apache.hadoop.dfs.DatanodeID
 
isAbsolute() - Method in class org.apache.hadoop.fs.Path
True if the directory of this path is absolute.
isAbsolute() - Method in class org.apache.hadoop.metrics.spi.MetricValue
 
isAlive - Variable in class org.apache.hadoop.dfs.DatanodeDescriptor
 
isBlockCompressed() - Method in class org.apache.hadoop.io.SequenceFile.Reader
Returns true if records are block-compressed.
isChecksumFile(Path) - Static method in class org.apache.hadoop.fs.ChecksumFileSystem
Return true iff file is a checksum file name.
isComplete() - Method in interface org.apache.hadoop.mapred.RunningJob
Check if the job is finished or not.
isCompleted() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
 
isCompressed() - Method in class org.apache.hadoop.io.SequenceFile.Reader
Returns true if values are compressed.
isContextValid(String) - Static method in class org.apache.hadoop.fs.LocalDirAllocator
Method to check whether a context is valid
isCygwin() - Static method in class org.apache.hadoop.streaming.StreamUtil
 
isDir() - Method in class org.apache.hadoop.fs.FileStatus
Is this a directory?
isDirectory(Path) - Method in class org.apache.hadoop.fs.FileSystem
Deprecated. Use getFileStatus() instead
isDirectory(Path) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
Deprecated. 
isDirectory() - Method in class org.apache.hadoop.fs.s3.INode
 
isDisableHistory() - Static method in class org.apache.hadoop.mapred.JobHistory
Returns history disable status.
isEmpty() - Method in class org.apache.hadoop.io.MapWritable
isEmpty() - Method in class org.apache.hadoop.io.SortedMapWritable
isFile(Path) - Method in class org.apache.hadoop.fs.FileSystem
True iff the named path is a regular file.
isFile(Path) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
Deprecated. 
isFile() - Method in class org.apache.hadoop.fs.s3.INode
 
isFile(Path) - Method in class org.apache.hadoop.fs.s3.S3FileSystem
 
isFinalized() - Method in class org.apache.hadoop.dfs.UpgradeStatusReport
Is current upgrade finalized.
isHealthy() - Method in class org.apache.hadoop.dfs.NamenodeFsck.FsckResult
DFS is considered healthy if there are no missing blocks.
isIdle() - Method in class org.apache.hadoop.mapred.TaskTracker
Is this task tracker idle?
isIncluded(int) - Method in class org.apache.hadoop.conf.Configuration.IntegerRanges
Is the given value in the set of ranges
isIncrement() - Method in class org.apache.hadoop.metrics.spi.MetricValue
 
isInSafeMode() - Method in class org.apache.hadoop.dfs.NameNode
Is the cluster currently in safe mode?
isLocalHadoop() - Method in class org.apache.hadoop.streaming.StreamJob
 
isLocalJobTracker(JobConf) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
isMap() - Method in class org.apache.hadoop.mapred.TaskAttemptID
Returns whether this TaskAttemptID is a map ID
isMap() - Method in class org.apache.hadoop.mapred.TaskID
Returns whether this TaskID is a map ID
isMapTask() - Method in class org.apache.hadoop.mapred.TaskCompletionEvent
 
isMonitoring() - Method in interface org.apache.hadoop.metrics.MetricsContext
Returns true if monitoring is currently in progress.
isMonitoring() - Method in class org.apache.hadoop.metrics.spi.AbstractMetricsContext
Returns true if monitoring is currently in progress.
isNativeCodeLoaded() - Static method in class org.apache.hadoop.util.NativeCodeLoader
Check if native-hadoop code is loaded for this platform.
isNativeLzoLoaded() - Static method in class org.apache.hadoop.io.compress.lzo.LzoCompressor
Check if lzo compressors are loaded and initialized.
isNativeLzoLoaded() - Static method in class org.apache.hadoop.io.compress.lzo.LzoDecompressor
Check if lzo decompressors are loaded and initialized.
isNativeLzoLoaded(Configuration) - Static method in class org.apache.hadoop.io.compress.LzoCodec
Check if native-lzo library is loaded & initialized.
isNativeZlibLoaded(Configuration) - Static method in class org.apache.hadoop.io.compress.zlib.ZlibFactory
Check if native-zlib code is loaded & initialized correctly and can be loaded for this job.
isNegativeVInt(byte) - Static method in class org.apache.hadoop.io.WritableUtils
Given the first byte of a vint/vlong, determine the sign
IsolationRunner - Class in org.apache.hadoop.mapred
 
IsolationRunner() - Constructor for class org.apache.hadoop.mapred.IsolationRunner
 
isOnSameRack(Node, Node) - Method in class org.apache.hadoop.net.NetworkTopology
Check if two nodes are on the same rack
isOpen() - Method in class org.apache.hadoop.net.SocketInputStream
 
isOpen() - Method in class org.apache.hadoop.net.SocketOutputStream
 
isReady() - Method in class org.apache.hadoop.mapred.jobcontrol.Job
 
isSegmentsFile(String) - Static method in class org.apache.hadoop.contrib.index.lucene.LuceneUtil
Check if the file is a segments_N file
isSegmentsGenFile(String) - Static method in class org.apache.hadoop.contrib.index.lucene.LuceneUtil
Check if the file is the segments.gen file
isSplitable(FileSystem, Path) - Method in class org.apache.hadoop.mapred.FileInputFormat
Is the given filename splitable? Usually, true, but if the file is stream compressed, it will not be.
isSplitable(FileSystem, Path) - Method in class org.apache.hadoop.mapred.KeyValueTextInputFormat
 
isSplitable(FileSystem, Path) - Method in class org.apache.hadoop.mapred.TextInputFormat
 
isSuccessful() - Method in interface org.apache.hadoop.mapred.RunningJob
Check if the job completed successfully.
isUnderConstruction() - Method in class org.apache.hadoop.dfs.LocatedBlocks
Return ture if file was under construction when this LocatedBlocks was constructed, false otherwise.
isValidBlock(Block) - Method in interface org.apache.hadoop.dfs.FSDatasetInterface
Is the block valid?
iterator() - Method in class org.apache.hadoop.conf.Configuration
Get an Iterator to go through the list of String key-value pairs in the configuration.
iterator() - Method in class org.apache.hadoop.mapred.Counters.Group
 
iterator() - Method in class org.apache.hadoop.mapred.Counters
 
iterator() - Method in class org.apache.hadoop.mapred.join.TupleWritable
Return an iterator over the elements in this tuple.
iterator() - Method in class org.apache.hadoop.util.CyclicIteration

J

jar_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
JarBuilder - Class in org.apache.hadoop.streaming
This class is the main class for generating job.jar for Hadoop Streaming jobs.
JarBuilder() - Constructor for class org.apache.hadoop.streaming.JarBuilder
 
JavaSerialization - Class in org.apache.hadoop.io.serializer
An experimental Serialization for Java Serializable classes.
JavaSerialization() - Constructor for class org.apache.hadoop.io.serializer.JavaSerialization
 
JavaSerializationComparator<T extends Serializable & Comparable<T>> - Class in org.apache.hadoop.io.serializer
A RawComparator that uses a JavaSerialization Deserializer to deserialize objects that are then compared via their Comparable interfaces.
JavaSerializationComparator() - Constructor for class org.apache.hadoop.io.serializer.JavaSerializationComparator
 
JBoolean - Class in org.apache.hadoop.record.compiler
 
JBoolean() - Constructor for class org.apache.hadoop.record.compiler.JBoolean
Creates a new instance of JBoolean
JBuffer - Class in org.apache.hadoop.record.compiler
Code generator for "buffer" type.
JBuffer() - Constructor for class org.apache.hadoop.record.compiler.JBuffer
Creates a new instance of JBuffer
JByte - Class in org.apache.hadoop.record.compiler
Code generator for "byte" type.
JByte() - Constructor for class org.apache.hadoop.record.compiler.JByte
 
jc - Variable in class org.apache.hadoop.mapred.join.CompositeRecordReader
 
jc_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
JDouble - Class in org.apache.hadoop.record.compiler
 
JDouble() - Constructor for class org.apache.hadoop.record.compiler.JDouble
Creates a new instance of JDouble
JField<T> - Class in org.apache.hadoop.record.compiler
A thin wrappper around record field.
JField(String, T) - Constructor for class org.apache.hadoop.record.compiler.JField
Creates a new instance of JField
JFile - Class in org.apache.hadoop.record.compiler
Container for the Hadoop Record DDL.
JFile(String, ArrayList<JFile>, ArrayList<JRecord>) - Constructor for class org.apache.hadoop.record.compiler.JFile
Creates a new instance of JFile
JFloat - Class in org.apache.hadoop.record.compiler
 
JFloat() - Constructor for class org.apache.hadoop.record.compiler.JFloat
Creates a new instance of JFloat
JInt - Class in org.apache.hadoop.record.compiler
Code generator for "int" type
JInt() - Constructor for class org.apache.hadoop.record.compiler.JInt
Creates a new instance of JInt
jj_nt - Variable in class org.apache.hadoop.record.compiler.generated.Rcc
 
jjFillToken() - Method in class org.apache.hadoop.record.compiler.generated.RccTokenManager
 
jjnewLexState - Static variable in class org.apache.hadoop.record.compiler.generated.RccTokenManager
 
jjstrLiteralImages - Static variable in class org.apache.hadoop.record.compiler.generated.RccTokenManager
 
JLong - Class in org.apache.hadoop.record.compiler
Code generator for "long" type
JLong() - Constructor for class org.apache.hadoop.record.compiler.JLong
Creates a new instance of JLong
JMap - Class in org.apache.hadoop.record.compiler
 
JMap(JType, JType) - Constructor for class org.apache.hadoop.record.compiler.JMap
Creates a new instance of JMap
job - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase
 
job - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
Job - Class in org.apache.hadoop.mapred.jobcontrol
This class encapsulates a MapReduce job and its dependency.
Job(JobConf, ArrayList<Job>) - Constructor for class org.apache.hadoop.mapred.jobcontrol.Job
Construct a job.
Job(JobConf) - Constructor for class org.apache.hadoop.mapred.jobcontrol.Job
Construct a job.
JobBase - Class in org.apache.hadoop.contrib.utils.join
A common base implementing some statics collecting mechanisms that are commonly used in a typical map/reduce job.
JobBase() - Constructor for class org.apache.hadoop.contrib.utils.join.JobBase
 
JobClient - Class in org.apache.hadoop.mapred
JobClient is the primary interface for the user-job to interact with the JobTracker.
JobClient() - Constructor for class org.apache.hadoop.mapred.JobClient
Create a job client.
JobClient(JobConf) - Constructor for class org.apache.hadoop.mapred.JobClient
Build a job client with the given JobConf, and connect to the default JobTracker.
JobClient(InetSocketAddress, Configuration) - Constructor for class org.apache.hadoop.mapred.JobClient
Build a job client, connect to the indicated job tracker.
JobClient.TaskStatusFilter - Enum in org.apache.hadoop.mapred
 
JobConf - Class in org.apache.hadoop.mapred
A map/reduce job configuration.
JobConf() - Constructor for class org.apache.hadoop.mapred.JobConf
Construct a map/reduce job configuration.
JobConf(Class) - Constructor for class org.apache.hadoop.mapred.JobConf
Construct a map/reduce job configuration.
JobConf(Configuration) - Constructor for class org.apache.hadoop.mapred.JobConf
Construct a map/reduce job configuration.
JobConf(Configuration, Class) - Constructor for class org.apache.hadoop.mapred.JobConf
Construct a map/reduce job configuration.
JobConf(String) - Constructor for class org.apache.hadoop.mapred.JobConf
Construct a map/reduce configuration.
JobConf(Path) - Constructor for class org.apache.hadoop.mapred.JobConf
Construct a map/reduce configuration.
jobConf_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
JobConfigurable - Interface in org.apache.hadoop.mapred
That what may be configured.
JobControl - Class in org.apache.hadoop.mapred.jobcontrol
This class encapsulates a set of MapReduce jobs and its dependency.
JobControl(String) - Constructor for class org.apache.hadoop.mapred.jobcontrol.JobControl
Construct a job control for a group of jobs.
JobEndNotifier - Class in org.apache.hadoop.mapred
 
JobEndNotifier() - Constructor for class org.apache.hadoop.mapred.JobEndNotifier
 
JobHistory - Class in org.apache.hadoop.mapred
Provides methods for writing to and reading from job history.
JobHistory() - Constructor for class org.apache.hadoop.mapred.JobHistory
 
JobHistory.HistoryCleaner - Class in org.apache.hadoop.mapred
Delete history files older than one month.
JobHistory.HistoryCleaner() - Constructor for class org.apache.hadoop.mapred.JobHistory.HistoryCleaner
 
JobHistory.JobInfo - Class in org.apache.hadoop.mapred
Helper class for logging or reading back events related to job start, finish or failure.
JobHistory.JobInfo(String) - Constructor for class org.apache.hadoop.mapred.JobHistory.JobInfo
Create new JobInfo
JobHistory.Keys - Enum in org.apache.hadoop.mapred
Job history files contain key="value" pairs, where keys belong to this enum.
JobHistory.Listener - Interface in org.apache.hadoop.mapred
Callback interface for reading back log events from JobHistory.
JobHistory.MapAttempt - Class in org.apache.hadoop.mapred
Helper class for logging or reading back events related to start, finish or failure of a Map Attempt on a node.
JobHistory.MapAttempt() - Constructor for class org.apache.hadoop.mapred.JobHistory.MapAttempt
 
JobHistory.RecordTypes - Enum in org.apache.hadoop.mapred
Record types are identifiers for each line of log in history files.
JobHistory.ReduceAttempt - Class in org.apache.hadoop.mapred
Helper class for logging or reading back events related to start, finish or failure of a Map Attempt on a node.
JobHistory.ReduceAttempt() - Constructor for class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
 
JobHistory.Task - Class in org.apache.hadoop.mapred
Helper class for logging or reading back events related to Task's start, finish or failure.
JobHistory.Task() - Constructor for class org.apache.hadoop.mapred.JobHistory.Task
 
JobHistory.TaskAttempt - Class in org.apache.hadoop.mapred
Base class for Map and Reduce TaskAttempts.
JobHistory.TaskAttempt() - Constructor for class org.apache.hadoop.mapred.JobHistory.TaskAttempt
 
JobHistory.Values - Enum in org.apache.hadoop.mapred
This enum contains some of the values commonly used by history log events.
JobID - Class in org.apache.hadoop.mapred
JobID represents the immutable and unique identifier for the job.
JobID(String, int) - Constructor for class org.apache.hadoop.mapred.JobID
Constructs a JobID object
jobId_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
jobInfo() - Method in class org.apache.hadoop.streaming.StreamJob
 
JobPriority - Enum in org.apache.hadoop.mapred
Used to describe the priority of the running job.
JobProfile - Class in org.apache.hadoop.mapred
A JobProfile is a MapReduce primitive.
JobProfile() - Constructor for class org.apache.hadoop.mapred.JobProfile
Construct an empty JobProfile.
JobProfile(String, JobID, String, String, String) - Constructor for class org.apache.hadoop.mapred.JobProfile
Construct a JobProfile the userid, jobid, job config-file, job-details url and job name.
JobProfile(String, String, String, String, String) - Constructor for class org.apache.hadoop.mapred.JobProfile
Deprecated. use JobProfile(String, JobID, String, String, String) instead
JobShell - Class in org.apache.hadoop.mapred
Provide command line parsing for JobSubmission job submission looks like hadoop jar -libjars -archives -files inputjar args
JobShell() - Constructor for class org.apache.hadoop.mapred.JobShell
 
JobShell(Configuration) - Constructor for class org.apache.hadoop.mapred.JobShell
 
JobStatus - Class in org.apache.hadoop.mapred
Describes the current status of a job.
JobStatus() - Constructor for class org.apache.hadoop.mapred.JobStatus
 
JobStatus(String, float, float, int) - Constructor for class org.apache.hadoop.mapred.JobStatus
Deprecated. 
JobStatus(JobID, float, float, int) - Constructor for class org.apache.hadoop.mapred.JobStatus
Create a job status object for a given jobid.
jobsToComplete() - Method in class org.apache.hadoop.mapred.JobClient
Get the jobs that are not completed and not failed.
jobsToComplete() - Method in class org.apache.hadoop.mapred.JobTracker
 
JobTracker - Class in org.apache.hadoop.mapred
JobTracker is the central location for submitting and tracking MR jobs in a network environment.
JobTracker.IllegalStateException - Exception in org.apache.hadoop.mapred
A client tried to submit a job before the Job Tracker was ready.
JobTracker.IllegalStateException(String) - Constructor for exception org.apache.hadoop.mapred.JobTracker.IllegalStateException
 
JobTracker.State - Enum in org.apache.hadoop.mapred
 
JOBTRACKER_START_TIME - Static variable in class org.apache.hadoop.mapred.JobHistory
 
join() - Method in class org.apache.hadoop.dfs.NameNode
Wait for service to finish.
Join - Class in org.apache.hadoop.examples
This is the trivial map/reduce program that does absolutely nothing other than use the framework to fragment and sort the input values.
Join() - Constructor for class org.apache.hadoop.examples.Join
 
join() - Method in class org.apache.hadoop.ipc.Server
Wait for the server to be stopped.
JoinRecordReader<K extends WritableComparable> - Class in org.apache.hadoop.mapred.join
Base class for Composite joins returning Tuples of arbitrary Writables.
JoinRecordReader(int, JobConf, int, Class<? extends WritableComparator>) - Constructor for class org.apache.hadoop.mapred.join.JoinRecordReader
 
JoinRecordReader.JoinDelegationIterator - Class in org.apache.hadoop.mapred.join
Since the JoinCollector is effecting our operation, we need only provide an iterator proxy wrapping its operation.
JoinRecordReader.JoinDelegationIterator() - Constructor for class org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator
 
JRecord - Class in org.apache.hadoop.record.compiler
 
JRecord(String, ArrayList<JField<JType>>) - Constructor for class org.apache.hadoop.record.compiler.JRecord
Creates a new instance of JRecord
JspHelper - Class in org.apache.hadoop.dfs
 
JspHelper() - Constructor for class org.apache.hadoop.dfs.JspHelper
 
JString - Class in org.apache.hadoop.record.compiler
 
JString() - Constructor for class org.apache.hadoop.record.compiler.JString
Creates a new instance of JString
JType - Class in org.apache.hadoop.record.compiler
Abstract Base class for all types supported by Hadoop Record I/O.
JType() - Constructor for class org.apache.hadoop.record.compiler.JType
 
JVector - Class in org.apache.hadoop.record.compiler
 
JVector(JType) - Constructor for class org.apache.hadoop.record.compiler.JVector
Creates a new instance of JVector
JvmMetrics - Class in org.apache.hadoop.metrics.jvm
Singleton class which eports Java Virtual Machine metrics to the metrics API.

K

key() - Method in class org.apache.hadoop.io.ArrayFile.Reader
Returns the key associated with the most recent call to ArrayFile.Reader.seek(long), ArrayFile.Reader.next(Writable), or ArrayFile.Reader.get(long,Writable).
key() - Method in interface org.apache.hadoop.mapred.join.ComposableRecordReader
Return the key this RecordReader would supply on a call to next(K,V)
key(K) - Method in interface org.apache.hadoop.mapred.join.ComposableRecordReader
Clone the key at the head of this RecordReader into the object provided.
key() - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Return the key for the current join or the value at the top of the RecordReader heap.
key(K) - Method in class org.apache.hadoop.mapred.join.CompositeRecordReader
Clone the key at the top of this RR into the given object.
key() - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Return the key at the head of this RR.
key(K) - Method in class org.apache.hadoop.mapred.join.WrappedRecordReader
Clone the key at the head of this RR into the object supplied.
KeyFieldBasedPartitioner<K2,V2> - Class in org.apache.hadoop.mapred.lib
 
KeyFieldBasedPartitioner() - Constructor for class org.apache.hadoop.mapred.lib.KeyFieldBasedPartitioner
 
keySerializer - Variable in class org.apache.hadoop.io.SequenceFile.Writer
 
keySet() - Method in class org.apache.hadoop.io.MapWritable
keySet() - Method in class org.apache.hadoop.io.SortedMapWritable
KeyValueLineRecordReader - Class in org.apache.hadoop.mapred
This class treats a line in the input as a key/value pair separated by a separator character.
KeyValueLineRecordReader(Configuration, FileSplit) - Constructor for class org.apache.hadoop.mapred.KeyValueLineRecordReader
 
KeyValueTextInputFormat - Class in org.apache.hadoop.mapred
An InputFormat for plain text files.
KeyValueTextInputFormat() - Constructor for class org.apache.hadoop.mapred.KeyValueTextInputFormat
 
kids - Variable in class org.apache.hadoop.mapred.join.CompositeRecordReader
 
killJob(String) - Method in class org.apache.hadoop.mapred.JobTracker
Deprecated. 
killJob(JobID) - Method in class org.apache.hadoop.mapred.JobTracker
 
killJob() - Method in interface org.apache.hadoop.mapred.RunningJob
Kill the running job.
killTask(String, boolean) - Method in class org.apache.hadoop.mapred.JobTracker
Deprecated. 
killTask(TaskAttemptID, boolean) - Method in class org.apache.hadoop.mapred.JobTracker
Mark a Task to be killed
killTask(TaskAttemptID, boolean) - Method in interface org.apache.hadoop.mapred.RunningJob
Kill indicated task attempt.
killTask(String, boolean) - Method in interface org.apache.hadoop.mapred.RunningJob
Deprecated. Applications should rather use RunningJob.killTask(TaskAttemptID, boolean)
kind - Variable in class org.apache.hadoop.record.compiler.generated.Token
An integer that describes the kind of this token.
KosmosFileSystem - Class in org.apache.hadoop.fs.kfs
A FileSystem backed by KFS.
KosmosFileSystem() - Constructor for class org.apache.hadoop.fs.kfs.KosmosFileSystem
 

L

largestNumOfValues - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase
 
lastKey() - Method in class org.apache.hadoop.io.SortedMapWritable
lastUpdate - Variable in class org.apache.hadoop.dfs.DatanodeInfo
 
LAYOUT_VERSION - Static variable in interface org.apache.hadoop.dfs.FSConstants
 
LBRACE_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
LEASE_HARDLIMIT_PERIOD - Static variable in interface org.apache.hadoop.dfs.FSConstants
 
LEASE_RECOVER_PERIOD - Static variable in interface org.apache.hadoop.dfs.FSConstants
 
LEASE_SOFTLIMIT_PERIOD - Static variable in interface org.apache.hadoop.dfs.FSConstants
 
LeaseExpiredException - Exception in org.apache.hadoop.dfs
The lease that was being used to create this file has expired.
LeaseExpiredException(String) - Constructor for exception org.apache.hadoop.dfs.LeaseExpiredException
 
lessThan(Object, Object) - Method in class org.apache.hadoop.util.PriorityQueue
Determines the ordering of objects in this priority queue.
level - Variable in class org.apache.hadoop.net.NodeBase
 
LexicalError(boolean, int, int, int, String, char) - Static method in error org.apache.hadoop.record.compiler.generated.TokenMgrError
Returns a detailed message for the Error when it is thrown by the token manager to indicate a lexical error.
lexStateNames - Static variable in class org.apache.hadoop.record.compiler.generated.RccTokenManager
 
limitDecimalTo2(double) - Static method in class org.apache.hadoop.fs.FsShell
 
line - Variable in class org.apache.hadoop.record.compiler.generated.SimpleCharStream
 
LineDocInputFormat - Class in org.apache.hadoop.contrib.index.example
An InputFormat for LineDoc for plain text files where each line is a doc.
LineDocInputFormat() - Constructor for class org.apache.hadoop.contrib.index.example.LineDocInputFormat
 
LineDocLocalAnalysis - Class in org.apache.hadoop.contrib.index.example
Convert LineDocTextAndOp to DocumentAndOp as required by ILocalAnalysis.
LineDocLocalAnalysis() - Constructor for class org.apache.hadoop.contrib.index.example.LineDocLocalAnalysis
 
LineDocRecordReader - Class in org.apache.hadoop.contrib.index.example
A simple RecordReader for LineDoc for plain text files where each line is a doc.
LineDocRecordReader(Configuration, FileSplit) - Constructor for class org.apache.hadoop.contrib.index.example.LineDocRecordReader
Constructor
LineDocTextAndOp - Class in org.apache.hadoop.contrib.index.example
This class represents an operation.
LineDocTextAndOp() - Constructor for class org.apache.hadoop.contrib.index.example.LineDocTextAndOp
Constructor
LineRecordReader - Class in org.apache.hadoop.mapred
Treats keys as offset in file and value as line.
LineRecordReader(Configuration, FileSplit) - Constructor for class org.apache.hadoop.mapred.LineRecordReader
 
LineRecordReader(InputStream, long, long) - Constructor for class org.apache.hadoop.mapred.LineRecordReader
Deprecated. 
LineRecordReader(InputStream, long, long, int) - Constructor for class org.apache.hadoop.mapred.LineRecordReader
 
LineRecordReader(InputStream, long, long, Configuration) - Constructor for class org.apache.hadoop.mapred.LineRecordReader
 
LineRecordReader.LineReader - Class in org.apache.hadoop.mapred
A class that provides a line reader from an input stream.
LineRecordReader.LineReader(InputStream, Configuration) - Constructor for class org.apache.hadoop.mapred.LineRecordReader.LineReader
Create a line reader that reads from the given stream using the io.file.buffer.size specified in the given Configuration.
LINK_URI - Static variable in class org.apache.hadoop.streaming.StreamJob
 
list() - Method in class org.apache.hadoop.contrib.index.lucene.FileSystemDirectory
 
listDeepSubPaths(Path) - Method in interface org.apache.hadoop.fs.s3.FileSystemStore
 
listJobConfProperties() - Method in class org.apache.hadoop.streaming.StreamJob
Prints out the jobconf properties on stdout when verbose is specified.
listPaths(JobConf) - Method in class org.apache.hadoop.mapred.FileInputFormat
Deprecated. Use FileInputFormat.listStatus(JobConf) instead.
listPaths(JobConf) - Method in class org.apache.hadoop.mapred.SequenceFileInputFormat
 
ListPathsServlet - Class in org.apache.hadoop.dfs
Obtain meta-information about a filesystem.
ListPathsServlet() - Constructor for class org.apache.hadoop.dfs.ListPathsServlet
 
listStatus(Path) - Method in class org.apache.hadoop.dfs.DistributedFileSystem
 
listStatus(Path) - Method in class org.apache.hadoop.dfs.HftpFileSystem
 
listStatus(Path) - Method in class org.apache.hadoop.fs.ChecksumFileSystem
List the statuses of the files/directories in the given path if the path is a directory.
listStatus(Path) - Method in class org.apache.hadoop.fs.FileSystem
List the statuses of the files/directories in the given path if the path is a directory.
listStatus(Path, PathFilter) - Method in class org.apache.hadoop.fs.FileSystem
Filter files/directories in the given path using the user-supplied path filter.
listStatus(Path[]) - Method in class org.apache.hadoop.fs.FileSystem
Filter files/directories in the given list of paths using default path filter.
listStatus(Path[], PathFilter) - Method in class org.apache.hadoop.fs.FileSystem
Filter files/directories in the given list of paths using user-supplied path filter.
listStatus(Path) - Method in class org.apache.hadoop.fs.FilterFileSystem
List files in a directory.
listStatus(Path) - Method in class org.apache.hadoop.fs.ftp.FTPFileSystem
 
listStatus(Path) - Method in class org.apache.hadoop.fs.HarFileSystem
liststatus returns the children of a directory after looking up the index files.
listStatus(Path) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
 
listStatus(Path) - Method in class org.apache.hadoop.fs.RawLocalFileSystem
 
listStatus(Path) - Method in class org.apache.hadoop.fs.s3.S3FileSystem
 
listStatus(Path) - Method in class org.apache.hadoop.fs.s3native.NativeS3FileSystem
If f is a file, this method will make a single call to S3.
listStatus(JobConf) - Method in class org.apache.hadoop.mapred.FileInputFormat
List input directories.
listSubPaths(Path) - Method in interface org.apache.hadoop.fs.s3.FileSystemStore
 
ljustify(String, int) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
load(Configuration, String, Class<K>) - Static method in class org.apache.hadoop.io.DefaultStringifier
Restores the object from the configuration.
loadArray(Configuration, String, Class<K>) - Static method in class org.apache.hadoop.io.DefaultStringifier
Restores the array of objects from the configuration.
LocalDirAllocator - Class in org.apache.hadoop.fs
An implementation of a round-robin scheme for disk allocation for creating files.
LocalDirAllocator(String) - Constructor for class org.apache.hadoop.fs.LocalDirAllocator
Create an allocator object
LocalFileSystem - Class in org.apache.hadoop.fs
Implement the FileSystem API for the checksumed local filesystem.
LocalFileSystem() - Constructor for class org.apache.hadoop.fs.LocalFileSystem
 
LocalFileSystem(FileSystem) - Constructor for class org.apache.hadoop.fs.LocalFileSystem
 
localHadoop_ - Variable in class org.apache.hadoop.streaming.StreamJob
 
localizeBin(String) - Static method in class org.apache.hadoop.streaming.StreamUtil
 
localRunnerNotification(JobConf, JobStatus) - Static method in class org.apache.hadoop.mapred.JobEndNotifier
 
locatedBlockCount() - Method in class org.apache.hadoop.dfs.LocatedBlocks
Get number of located blocks.
LocatedBlocks - Class in org.apache.hadoop.dfs
Collection of blocks with their locations and the file length.
location - Variable in class org.apache.hadoop.dfs.DatanodeInfo
 
location - Variable in class org.apache.hadoop.net.NodeBase
 
lock(Path, boolean) - Method in class org.apache.hadoop.fs.kfs.KosmosFileSystem
Deprecated. 
lock(Path, boolean) - Method in class org.apache.hadoop.fs.RawLocalFileSystem
Deprecated.  
LOG - Static variable in class org.apache.hadoop.contrib.index.main.UpdateIndex
 
LOG - Static variable in class org.apache.hadoop.contrib.index.mapred.IndexUpdater
 
LOG - Static variable in class org.apache.hadoop.contrib.utils.join.JobBase
 
LOG - Static variable in class org.apache.hadoop.dfs.DataBlockScanner
 
LOG - Static variable in class org.apache.hadoop.dfs.DataNode
 
LOG - Static variable in class org.apache.hadoop.dfs.NameNode
 
LOG - Static variable in class org.apache.hadoop.dfs.NamenodeFsck
 
LOG - Static variable in class org.apache.hadoop.dfs.SecondaryNameNode
 
LOG - Static variable in class org.apache.hadoop.fs.FileSystem
 
LOG - Static variable in class org.apache.hadoop.fs.FSInputChecker
 
LOG - Static variable in class org.apache.hadoop.fs.ftp.FTPFileSystem
 
LOG - Static variable in class org.apache.hadoop.fs.s3native.NativeS3FileSystem
 
LOG - Static variable in class org.apache.hadoop.io.compress.CompressionCodecFactory
 
LOG - Static variable in class org.apache.hadoop.ipc.Client
 
LOG - Static variable in class org.apache.hadoop.ipc.Server
 
log(Log) - Method in class org.apache.hadoop.mapred.Counters
Logs the current counter values.
LOG - Static variable in class org.apache.hadoop.mapred.FileInputFormat
 
LOG - Static variable in class org.apache.hadoop.mapred.JobTracker
 
LOG - Static variable in class org.apache.hadoop.mapred.lib.FieldSelectionMapReduce
 
LOG - Static variable in class org.apache.hadoop.mapred.TaskTracker
 
LOG - Static variable in class org.apache.hadoop.net.NetworkTopology
 
LOG - Static variable in class org.apache.hadoop.security.UserGroupInformation
 
LOG - Static variable in class org.apache.hadoop.streaming.PipeMapRed
 
LOG - Static variable in class org.apache.hadoop.streaming.StreamBaseRecordReader
 
LOG - Static variable in class org.apache.hadoop.streaming.StreamJob
 
LOG - Static variable in class org.apache.hadoop.util.Shell
 
logFailed(String, long, int, int) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Deprecated. 
logFailed(JobID, long, int, int) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Logs job failed event.
logFailed(String, String, String, long, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
Deprecated. 
logFailed(TaskAttemptID, long, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
Log task attempt failed event.
logFailed(String, String, String, long, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
Deprecated. 
logFailed(TaskAttemptID, long, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
Log failed reduce task attempt.
logFailed(String, String, String, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.Task
Deprecated. 
logFailed(TaskID, String, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.Task
Log job failed event.
logFinished(String, long, int, int, int, int, Counters) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Deprecated. 
logFinished(JobID, long, int, int, int, int, Counters) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Log job finished.
logFinished(String, String, String, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
Deprecated. 
logFinished(TaskAttemptID, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
Log finish time of map task attempt.
logFinished(String, String, String, long, long, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
Deprecated. 
logFinished(TaskAttemptID, long, long, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
Log finished event of this task.
logFinished(String, String, String, long, Counters) - Static method in class org.apache.hadoop.mapred.JobHistory.Task
Deprecated. 
logFinished(TaskID, String, long, Counters) - Static method in class org.apache.hadoop.mapred.JobHistory.Task
Log finish time of task.
login() - Static method in class org.apache.hadoop.security.UnixUserGroupInformation
Get current user's name and the names of all its groups from Unix.
login(Configuration) - Static method in class org.apache.hadoop.security.UnixUserGroupInformation
Equivalent to login(conf, false).
login(Configuration, boolean) - Static method in class org.apache.hadoop.security.UnixUserGroupInformation
Get a user's name & its group names from the given configuration; If it is not defined in the configuration, get the current user's information from Unix.
login(Configuration) - Static method in class org.apache.hadoop.security.UserGroupInformation
Login and return a UserGroupInformation object.
logKilled(String, String, String, long, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
Deprecated. 
logKilled(TaskAttemptID, long, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
Log task attempt killed event.
logKilled(String, String, String, long, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
Deprecated. 
logKilled(TaskAttemptID, long, String, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
Log killed reduce task attempt.
LogLevel - Class in org.apache.hadoop.log
Change log level in runtime.
LogLevel() - Constructor for class org.apache.hadoop.log.LogLevel
 
LogLevel.Servlet - Class in org.apache.hadoop.log
A servlet implementation
LogLevel.Servlet() - Constructor for class org.apache.hadoop.log.LogLevel.Servlet
 
logSpec() - Method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJobBase
 
logStarted(String, long, int, int) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Deprecated. 
logStarted(JobID, long, int, int) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Logs launch time of job.
logStarted(String, String, String, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
Deprecated. 
logStarted(TaskAttemptID, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.MapAttempt
Log start time of this map task attempt.
logStarted(String, String, String, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
Deprecated. 
logStarted(TaskAttemptID, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.ReduceAttempt
Log start time of Reduce task attempt.
logStarted(String, String, String, long) - Static method in class org.apache.hadoop.mapred.JobHistory.Task
Deprecated. 
logStarted(TaskID, String, long, String) - Static method in class org.apache.hadoop.mapred.JobHistory.Task
Log start time of task (TIP).
logSubmitted(String, JobConf, String, long) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Deprecated. 
logSubmitted(JobID, JobConf, String, long) - Static method in class org.apache.hadoop.mapred.JobHistory.JobInfo
Log job submitted event to history.
logThreadInfo(Log, String, long) - Static method in class org.apache.hadoop.util.ReflectionUtils
Log the current thread stacks at INFO level.
LONG - Static variable in class org.apache.hadoop.record.meta.TypeID.RIOType
 
LONG_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
LONG_VALUE_MAX - Static variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
LONG_VALUE_MIN - Static variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
LONG_VALUE_SUM - Static variable in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorBaseDescriptor
 
LongSumReducer<K> - Class in org.apache.hadoop.mapred.lib
A Reducer that sums long values.
LongSumReducer() - Constructor for class org.apache.hadoop.mapred.lib.LongSumReducer
 
LongTypeID - Static variable in class org.apache.hadoop.record.meta.TypeID
 
LongValueMax - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements a value aggregator that maintain the maximum of a sequence of long values.
LongValueMax() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.LongValueMax
the default constructor
LongValueMin - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements a value aggregator that maintain the minimum of a sequence of long values.
LongValueMin() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.LongValueMin
the default constructor
LongValueSum - Class in org.apache.hadoop.mapred.lib.aggregate
This class implements a value aggregator that sums up a sequence of long values.
LongValueSum() - Constructor for class org.apache.hadoop.mapred.lib.aggregate.LongValueSum
the default constructor
LongWritable - Class in org.apache.hadoop.io
A WritableComparable for longs.
LongWritable() - Constructor for class org.apache.hadoop.io.LongWritable
 
LongWritable(long) - Constructor for class org.apache.hadoop.io.LongWritable
 
LongWritable.Comparator - Class in org.apache.hadoop.io
A Comparator optimized for LongWritable.
LongWritable.Comparator() - Constructor for class org.apache.hadoop.io.LongWritable.Comparator
 
LongWritable.DecreasingComparator - Class in org.apache.hadoop.io
A decreasing Comparator optimized for LongWritable.
LongWritable.DecreasingComparator() - Constructor for class org.apache.hadoop.io.LongWritable.DecreasingComparator
 
LT_TKN - Static variable in interface org.apache.hadoop.record.compiler.generated.RccConstants
 
LuceneUtil - Class in org.apache.hadoop.contrib.index.lucene
This class copies some methods from Lucene's SegmentInfos since that class is not public.
LuceneUtil() - Constructor for class org.apache.hadoop.contrib.index.lucene.LuceneUtil
 
LzoCodec - Class in org.apache.hadoop.io.compress
A CompressionCodec for a streaming lzo compression/decompression pair.
LzoCodec() - Constructor for class org.apache.hadoop.io.compress.LzoCodec
 
LzoCompressor - Class in org.apache.hadoop.io.compress.lzo
A Compressor based on the lzo algorithm.
LzoCompressor(LzoCompressor.CompressionStrategy, int) - Constructor for class org.apache.hadoop.io.compress.lzo.LzoCompressor
Creates a new compressor using the specified LzoCompressor.CompressionStrategy.
LzoCompressor() - Constructor for class org.apache.hadoop.io.compress.lzo.LzoCompressor
Creates a new compressor with the default lzo1x_1 compression.
LzoCompressor.CompressionStrategy - Enum in org.apache.hadoop.io.compress.lzo
The compression algorithm for lzo library.
LzoDecompressor - Class in org.apache.hadoop.io.compress.lzo
A Decompressor based on the lzo algorithm.
LzoDecompressor(LzoDecompressor.CompressionStrategy, int) - Constructor for class org.apache.hadoop.io.compress.lzo.LzoDecompressor
Creates a new lzo decompressor.
LzoDecompressor() - Constructor for class org.apache.hadoop.io.compress.lzo.LzoDecompressor
Creates a new lzo decompressor.
LzoDecompressor.CompressionStrategy - Enum in org.apache.hadoop.io.compress.lzo
 

M

main(String[]) - Static method in class org.apache.hadoop.conf.Configuration
For debugging.
main(String[]) - Static method in class org.apache.hadoop.contrib.index.main.UpdateIndex
The main() method
main(String[]) - Static method in class org.apache.hadoop.contrib.utils.join.DataJoinJob
 
main(String[]) - Static method in class org.apache.hadoop.dfs.Balancer
Run a balancer
main(String[]) - Static method in class org.apache.hadoop.dfs.DataNode
 
main(String[]) - Static method in class org.apache.hadoop.dfs.DFSAdmin
main() has some simple utility methods.
main(String[]) - Static method in class org.apache.hadoop.dfs.DFSck
 
main(String[]) - Static method in class org.apache.hadoop.dfs.NameNode
 
main(String[]) - Static method in class org.apache.hadoop.dfs.SecondaryNameNode
main() has some simple utility methods.
main(String[]) - Static method in class org.apache.hadoop.examples.AggregateWordCount
The main driver for word count map/reduce program.
main(String[]) - Static method in class org.apache.hadoop.examples.AggregateWordHistogram
The main driver for word count map/reduce program.
main(String[]) - Static method in class org.apache.hadoop.examples.dancing.DistributedPentomino
Launch the solver on 9x10 board and the one sided pentominos.
main(String[]) - Static method in class org.apache.hadoop.examples.dancing.OneSidedPentomino
Solve the 3x30 puzzle.
main(String[]) - Static method in class org.apache.hadoop.examples.dancing.Pentomino
Solve the 6x10 pentomino puzzle.
main(String[]) - Static method in class org.apache.hadoop.examples.dancing.Sudoku
Solves a set of sudoku puzzles.
main(String[]) - Static method in class org.apache.hadoop.examples.ExampleDriver
 
main(String[]) - Static method in class org.apache.hadoop.examples.Grep
 
main(String[]) - Static method in class org.apache.hadoop.examples.Join
 
main(String[]) - Static method in class org.apache.hadoop.examples.MultiFileWordCount
 
main(String[]) - Static method in class org.apache.hadoop.examples.PiEstimator
 
main(String[]) - Static method in class org.apache.hadoop.examples.RandomTextWriter
 
main(String[]) - Static method in class org.apache.hadoop.examples.RandomWriter
 
main(String[]) - Static method in class org.apache.hadoop.examples.SleepJob
 
main(String[]) - Static method in class org.apache.hadoop.examples.Sort
 
main(String[]) - Static method in class org.apache.hadoop.examples.WordCount
 
main(String[]) - Static method in class org.apache.hadoop.fs.DF
 
main(String[]) - Static method in class org.apache.hadoop.fs.DU
 
main(String[]) - Static method in class org.apache.hadoop.fs.FsShell
main() has some simple utility methods
main(String[]) - Static method in class org.apache.hadoop.fs.s3.MigrationTool
 
main(String[]) - Static method in class org.apache.hadoop.fs.Trash
Run an emptier.
main(String[]) - Static method in class org.apache.hadoop.io.compress.CompressionCodecFactory
A little test program.
main(String[]) - Static method in class org.apache.hadoop.io.MapFile
 
main(String[]) - Static method in class org.apache.hadoop.log.LogLevel
A command line implementation
main(String[]) - Static method in class org.apache.hadoop.mapred.IsolationRunner
Run a single task
main(String[]) - Static method in class org.apache.hadoop.mapred.JobClient
 
main(String[]) - Static method in class org.apache.hadoop.mapred.JobShell
 
main(String[]) - Static method in class org.apache.hadoop.mapred.JobTracker
Start the JobTracker process.
main(String[]) - Static method in class org.apache.hadoop.mapred.lib.aggregate.ValueAggregatorJob
create and run an Aggregate based map/reduce job.
main(String[]) - Static method in class org.apache.hadoop.mapred.pipes.Submitter
Submit a pipes job based on the command line arguments.
main(String[]) - Static method in class org.apache.hadoop.mapred.TaskTracker.Child
 
main(String[]) - Static method in class org.apache.hadoop.mapred.TaskTracker
Start the TaskTracker, point toward the indicated JobTracker
main(String[]) - Static method in class org.apache.hadoop.record.compiler.generated.Rcc
 
main(String[]) - Static method in class org.apache.hadoop.streaming.HadoopStreaming
 
main(String[]) - Static method in class org.apache.hadoop.streaming.JarBuilder
Test program
main(String[]) - Static method in class org.apache.hadoop.streaming.PathFinder
 
main(Strin