Uses of Package
org.apache.hadoop.fs

Packages that use org.apache.hadoop.fs
org.apache.hadoop.conf Configuration of system parameters. 
org.apache.hadoop.contrib.index.lucene   
org.apache.hadoop.contrib.index.mapred   
org.apache.hadoop.examples.terasort This package consists of 3 map/reduce applications for Hadoop to compete in the annual terabyte sort competition. 
org.apache.hadoop.filecache   
org.apache.hadoop.fs An abstract file system API. 
org.apache.hadoop.fs.ftp   
org.apache.hadoop.fs.kfs A client for the Kosmos filesystem (KFS) 
org.apache.hadoop.fs.permission   
org.apache.hadoop.fs.s3 A distributed, block-based implementation of FileSystem that uses Amazon S3 as a backing store. 
org.apache.hadoop.fs.s3native A distributed implementation of FileSystem for reading and writing files on Amazon S3
org.apache.hadoop.fs.shell   
org.apache.hadoop.io Generic i/o code for use when reading and writing data to the network, to databases, and to files. 
org.apache.hadoop.io.compress   
org.apache.hadoop.io.file.tfile   
org.apache.hadoop.mapred A software framework for easily writing applications which process vast amounts of data (multi-terabyte data-sets) parallelly on large clusters (thousands of nodes) built of commodity hardware in a reliable, fault-tolerant manner. 
org.apache.hadoop.mapred.join Given a set of sorted datasets keyed with the same class and yielding equal partitions, it is possible to effect a join of those datasets prior to the map. 
org.apache.hadoop.mapred.lib Library of generally useful mappers, reducers, and partitioners. 
org.apache.hadoop.mapred.lib.db org.apache.hadoop.mapred.lib.db Package 
org.apache.hadoop.mapreduce   
org.apache.hadoop.mapreduce.lib.input   
org.apache.hadoop.mapreduce.lib.output   
org.apache.hadoop.mapreduce.security   
org.apache.hadoop.mapreduce.server.tasktracker   
org.apache.hadoop.mapreduce.split   
org.apache.hadoop.security   
org.apache.hadoop.streaming Hadoop Streaming is a utility which allows users to create and run Map-Reduce jobs with any executables (e.g. 
org.apache.hadoop.util Common utilities. 
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.conf
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.contrib.index.lucene
FileSystem
          An abstract base class for a fairly generic filesystem.
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.contrib.index.mapred
FileSystem
          An abstract base class for a fairly generic filesystem.
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.examples.terasort
FileSystem
          An abstract base class for a fairly generic filesystem.
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.filecache
FileStatus
          Interface that represents the client side information for a file.
FileSystem
          An abstract base class for a fairly generic filesystem.
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs
BlockLocation
           
ChecksumFileSystem
          Abstract Checksumed FileSystem.
ContentSummary
          Store the summary of a content (a directory or a file).
FileChecksum
          An abstract class representing file checksums for files.
FileStatus
          Interface that represents the client side information for a file.
FileSystem
          An abstract base class for a fairly generic filesystem.
FileSystem.Statistics
           
FilterFileSystem
          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.
FSDataInputStream
          Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.
FSDataOutputStream
          Utility that wraps a OutputStream in a DataOutputStream, buffers output through a BufferedOutputStream and creates a checksum file.
FSInputStream
          FSInputStream is a generic old InputStream with a little bit of RAF-style seek ability.
HardLink.LinkStats
          HardLink statistics counters and methods.
HardLink.OSType
           
LocalFileSystem
          Implement the FileSystem API for the checksumed local filesystem.
MD5MD5CRC32FileChecksum
          MD5 of MD5 of CRC32.
Path
          Names a file or directory in a FileSystem.
PathFilter
           
PositionedReadable
          Stream that permits positional reading.
Seekable
          Stream that permits seeking.
Syncable
          This interface declare the sync() operation.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs.ftp
FileStatus
          Interface that represents the client side information for a file.
FileSystem
          An abstract base class for a fairly generic filesystem.
FileSystem.Statistics
           
FSDataInputStream
          Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.
FSDataOutputStream
          Utility that wraps a OutputStream in a DataOutputStream, buffers output through a BufferedOutputStream and creates a checksum file.
FSInputStream
          FSInputStream is a generic old InputStream with a little bit of RAF-style seek ability.
Path
          Names a file or directory in a FileSystem.
PositionedReadable
          Stream that permits positional reading.
Seekable
          Stream that permits seeking.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs.kfs
BlockLocation
           
FileStatus
          Interface that represents the client side information for a file.
FileSystem
          An abstract base class for a fairly generic filesystem.
FSDataInputStream
          Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.
FSDataOutputStream
          Utility that wraps a OutputStream in a DataOutputStream, buffers output through a BufferedOutputStream and creates a checksum file.
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs.permission
FileStatus
          Interface that represents the client side information for a file.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs.s3
FileStatus
          Interface that represents the client side information for a file.
FileSystem
          An abstract base class for a fairly generic filesystem.
FSDataInputStream
          Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.
FSDataOutputStream
          Utility that wraps a OutputStream in a DataOutputStream, buffers output through a BufferedOutputStream and creates a checksum file.
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs.s3native
FileStatus
          Interface that represents the client side information for a file.
FileSystem
          An abstract base class for a fairly generic filesystem.
FSDataInputStream
          Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.
FSDataOutputStream
          Utility that wraps a OutputStream in a DataOutputStream, buffers output through a BufferedOutputStream and creates a checksum file.
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs.shell
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.io
FileSystem
          An abstract base class for a fairly generic filesystem.
FSDataInputStream
          Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.
FSDataOutputStream
          Utility that wraps a OutputStream in a DataOutputStream, buffers output through a BufferedOutputStream and creates a checksum file.
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.io.compress
Path
          Names a file or directory in a FileSystem.
Seekable
          Stream that permits seeking.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.io.file.tfile
FSDataInputStream
          Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.
FSDataOutputStream
          Utility that wraps a OutputStream in a DataOutputStream, buffers output through a BufferedOutputStream and creates a checksum file.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapred
BlockLocation
           
FileStatus
          Interface that represents the client side information for a file.
FileSystem
          An abstract base class for a fairly generic filesystem.
FileSystem.Statistics
           
LocalDirAllocator
          An implementation of a round-robin scheme for disk allocation for creating files.
Path
          Names a file or directory in a FileSystem.
PathFilter
           
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapred.join
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapred.lib
FileSystem
          An abstract base class for a fairly generic filesystem.
Path
          Names a file or directory in a FileSystem.
PathFilter
           
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapred.lib.db
FileSystem
          An abstract base class for a fairly generic filesystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce.lib.input
BlockLocation
           
FileStatus
          Interface that represents the client side information for a file.
FileSystem
          An abstract base class for a fairly generic filesystem.
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce.lib.output
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce.security
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce.server.tasktracker
FileSystem
          An abstract base class for a fairly generic filesystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce.split
FileSystem
          An abstract base class for a fairly generic filesystem.
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.security
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.streaming
FileSystem
          An abstract base class for a fairly generic filesystem.
FSDataInputStream
          Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.util
LocalFileSystem
          Implement the FileSystem API for the checksumed local filesystem.
Path
          Names a file or directory in a FileSystem.
 



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