Uses of Class
org.apache.hadoop.fs.FileSystem

Packages that use FileSystem
org.apache.hadoop.fs An abstract file system API. 
org.apache.hadoop.fs.ftp   
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.viewfs   
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.mapred   
org.apache.hadoop.mapred.lib   
org.apache.hadoop.mapred.lib.db   
org.apache.hadoop.mapreduce   
org.apache.hadoop.mapreduce.lib.input   
 

Uses of FileSystem in org.apache.hadoop.fs
 

Subclasses of FileSystem in org.apache.hadoop.fs
 class ChecksumFileSystem
          Abstract Checksumed FileSystem.
 class 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.
 class LocalFileSystem
          Implement the FileSystem API for the checksumed local filesystem.
 class RawLocalFileSystem
          Implement the FileSystem API for the raw local filesystem.
 

Fields in org.apache.hadoop.fs declared as FileSystem
protected  FileSystem FilterFileSystem.fs
           
protected  FileSystem TrashPolicy.fs
           
 

Methods in org.apache.hadoop.fs that return FileSystem
static FileSystem FileSystem.get(Configuration conf)
          Returns the configured filesystem implementation.
static FileSystem FileSystem.get(URI uri, Configuration conf)
          Returns the FileSystem for this URI's scheme and authority.
static FileSystem FileSystem.get(URI uri, Configuration conf, String user)
          Get a filesystem instance based on the uri, the passed configuration and the user
 FileSystem[] FilterFileSystem.getChildFileSystems()
           
 FileSystem[] FileSystem.getChildFileSystems()
          Get all the immediate child FileSystems embedded in this FileSystem.
 FileSystem Path.getFileSystem(Configuration conf)
          Return the FileSystem that owns this Path.
protected static FileSystem FileSystem.getFSofPath(Path absOrFqPath, Configuration conf)
           
static FileSystem FileSystem.getNamed(String name, Configuration conf)
          Deprecated. call #get(URI,Configuration) instead.
 FileSystem LocalFileSystem.getRaw()
           
 FileSystem FilterFileSystem.getRawFileSystem()
          Get the raw file system
 FileSystem ChecksumFileSystem.getRawFileSystem()
          get the raw file system
static FileSystem FileSystem.newInstance(Configuration conf)
          Returns a unique configured filesystem implementation.
static FileSystem FileSystem.newInstance(URI uri, Configuration conf)
          Returns the FileSystem for this URI's scheme and authority.
static FileSystem FileSystem.newInstance(URI uri, Configuration conf, String user)
          Returns the FileSystem for this URI's scheme and authority and the passed user.
 

Methods in org.apache.hadoop.fs that return types with arguments of type FileSystem
static Class<? extends FileSystem> FileSystem.getFileSystemClass(String scheme, Configuration conf)
           
 

Methods in org.apache.hadoop.fs with parameters of type FileSystem
static boolean FileUtil.copy(File src, FileSystem dstFS, Path dst, boolean deleteSource, Configuration conf)
          Copy local files to a FileSystem.
static boolean FileUtil.copy(FileSystem srcFS, FileStatus srcStatus, FileSystem dstFS, Path dst, boolean deleteSource, boolean overwrite, Configuration conf)
          Copy files between FileSystems.
static boolean FileUtil.copy(FileSystem srcFS, Path[] srcs, FileSystem dstFS, Path dst, boolean deleteSource, boolean overwrite, Configuration conf)
           
static boolean FileUtil.copy(FileSystem srcFS, Path src, File dst, boolean deleteSource, Configuration conf)
          Copy FileSystem files to local files.
static boolean FileUtil.copy(FileSystem srcFS, Path src, FileSystem dstFS, Path dst, boolean deleteSource, boolean overwrite, Configuration conf)
          Copy files between FileSystems.
static boolean FileUtil.copy(FileSystem srcFS, Path src, FileSystem dstFS, Path dst, boolean deleteSource, Configuration conf)
          Copy files between FileSystems.
static boolean FileUtil.copyMerge(FileSystem srcFS, Path srcDir, FileSystem dstFS, Path dstFile, boolean deleteSource, Configuration conf, String addString)
          Copy all files in a directory to one output file (merge).
static FSDataOutputStream FileSystem.create(FileSystem fs, Path file, FsPermission permission)
          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.
static void FileUtil.fullyDelete(FileSystem fs, Path dir)
          Deprecated. Use delete(Path, boolean)
static TrashPolicy TrashPolicy.getInstance(Configuration conf, FileSystem fs, Path home)
          Get an instance of the configured TrashPolicy based on the value of the configuration parameter fs.trash.classname.
abstract  void TrashPolicy.initialize(Configuration conf, FileSystem fs, Path home)
          Used to setup the trash policy.
 Path Path.makeQualified(FileSystem fs)
          Deprecated. 
static boolean FileSystem.mkdirs(FileSystem fs, Path dir, FsPermission permission)
          create a directory with the provided permission The permission of the directory is set to be the provided permission as in setPermission, not permission&~umask
static boolean Trash.moveToAppropriateTrash(FileSystem fs, Path p, Configuration conf)
          In case of the symlinks or mount points, one has to move the appropriate trashbin in the actual volume of the path p being deleted.
 

Method parameters in org.apache.hadoop.fs with type arguments of type FileSystem
static org.apache.hadoop.fs.FileSystem.Statistics FileSystem.getStatistics(String scheme, Class<? extends FileSystem> cls)
          Get the statistics for a particular file system
 

Constructors in org.apache.hadoop.fs with parameters of type FileSystem
ChecksumFileSystem(FileSystem fs)
           
FilterFileSystem(FileSystem fs)
           
LocalFileSystem(FileSystem rawLocalFileSystem)
           
Trash(FileSystem fs, Configuration conf)
          Construct a trash can accessor for the FileSystem provided.
 

Uses of FileSystem in org.apache.hadoop.fs.ftp
 

Subclasses of FileSystem in org.apache.hadoop.fs.ftp
 class FTPFileSystem
           A FileSystem backed by an FTP client provided by Apache Commons Net.
 

Uses of FileSystem in org.apache.hadoop.fs.s3
 

Subclasses of FileSystem in org.apache.hadoop.fs.s3
 class S3FileSystem
           A block-based FileSystem backed by Amazon S3.
 

Uses of FileSystem in org.apache.hadoop.fs.s3native
 

Subclasses of FileSystem in org.apache.hadoop.fs.s3native
 class NativeS3FileSystem
           A FileSystem for reading and writing files stored on Amazon S3.
 

Uses of FileSystem in org.apache.hadoop.fs.viewfs
 

Subclasses of FileSystem in org.apache.hadoop.fs.viewfs
 class ViewFileSystem
          ViewFileSystem (extends the FileSystem interface) implements a client-side mount table.
 

Methods in org.apache.hadoop.fs.viewfs that return FileSystem
 FileSystem[] ViewFileSystem.getChildFileSystems()
           
 

Uses of FileSystem in org.apache.hadoop.io
 

Methods in org.apache.hadoop.io with parameters of type FileSystem
static org.apache.hadoop.io.SequenceFile.Writer SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass)
          Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static org.apache.hadoop.io.SequenceFile.Writer SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, int bufferSize, short replication, long blockSize, boolean createParent, org.apache.hadoop.io.SequenceFile.CompressionType compressionType, CompressionCodec codec, org.apache.hadoop.io.SequenceFile.Metadata metadata)
          Deprecated. 
static org.apache.hadoop.io.SequenceFile.Writer SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, int bufferSize, short replication, long blockSize, org.apache.hadoop.io.SequenceFile.CompressionType compressionType, CompressionCodec codec, Progressable progress, org.apache.hadoop.io.SequenceFile.Metadata metadata)
          Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static org.apache.hadoop.io.SequenceFile.Writer SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, org.apache.hadoop.io.SequenceFile.CompressionType compressionType)
          Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static org.apache.hadoop.io.SequenceFile.Writer SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, org.apache.hadoop.io.SequenceFile.CompressionType compressionType, CompressionCodec codec)
          Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static org.apache.hadoop.io.SequenceFile.Writer SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, org.apache.hadoop.io.SequenceFile.CompressionType compressionType, CompressionCodec codec, Progressable progress)
          Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static org.apache.hadoop.io.SequenceFile.Writer SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, org.apache.hadoop.io.SequenceFile.CompressionType compressionType, CompressionCodec codec, Progressable progress, org.apache.hadoop.io.SequenceFile.Metadata metadata)
          Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static org.apache.hadoop.io.SequenceFile.Writer SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, Class keyClass, Class valClass, org.apache.hadoop.io.SequenceFile.CompressionType compressionType, Progressable progress)
          Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static void MapFile.delete(FileSystem fs, String name)
          Deletes the named map file.
static void BloomMapFile.delete(FileSystem fs, String name)
           
static long MapFile.fix(FileSystem fs, Path dir, Class<? extends Writable> keyClass, Class<? extends Writable> valueClass, boolean dryrun, Configuration conf)
          This method attempts to fix a corrupt MapFile by re-creating its index.
static void MapFile.rename(FileSystem fs, String oldName, String newName)
          Renames an existing map directory.
 

Uses of FileSystem in org.apache.hadoop.mapred
 

Methods in org.apache.hadoop.mapred that return FileSystem
 FileSystem JobClient.getFs()
          Get a filesystem handle.
 

Methods in org.apache.hadoop.mapred with parameters of type FileSystem
protected  void FileInputFormat.addInputPathRecursively(List<FileStatus> result, FileSystem fs, Path path, PathFilter inputFilter)
          Add files in the input path recursively into the results.
 void SequenceFileAsBinaryOutputFormat.checkOutputSpecs(FileSystem ignored, JobConf job)
           
 void FileOutputFormat.checkOutputSpecs(FileSystem ignored, JobConf job)
           
 void OutputFormat.checkOutputSpecs(FileSystem ignored, JobConf job)
          Check for validity of the output-specification for the job.
static org.apache.hadoop.io.MapFile.Reader[] MapFileOutputFormat.getReaders(FileSystem ignored, Path dir, Configuration conf)
          Open the output generated by this format.
 RecordWriter<BytesWritable,BytesWritable> SequenceFileAsBinaryOutputFormat.getRecordWriter(FileSystem ignored, JobConf job, String name, Progressable progress)
           
 RecordWriter<WritableComparable,Writable> MapFileOutputFormat.getRecordWriter(FileSystem ignored, JobConf job, String name, Progressable progress)
           
 RecordWriter<K,V> SequenceFileOutputFormat.getRecordWriter(FileSystem ignored, JobConf job, String name, Progressable progress)
           
 RecordWriter<K,V> TextOutputFormat.getRecordWriter(FileSystem ignored, JobConf job, String name, Progressable progress)
           
abstract  RecordWriter<K,V> FileOutputFormat.getRecordWriter(FileSystem ignored, JobConf job, String name, Progressable progress)
           
 RecordWriter<K,V> OutputFormat.getRecordWriter(FileSystem ignored, JobConf job, String name, Progressable progress)
          Get the RecordWriter for the given job.
static boolean JobClient.isJobDirValid(Path jobDirPath, FileSystem fs)
          Checks if the job directory is clean and has all the required components for (re) starting the job
protected  boolean FileInputFormat.isSplitable(FileSystem fs, Path filename)
          Is the given filename splitable? Usually, true, but if the file is stream compressed, it will not be.
protected  boolean TextInputFormat.isSplitable(FileSystem fs, Path file)
           
protected  boolean FixedLengthInputFormat.isSplitable(FileSystem fs, Path file)
           
protected  boolean KeyValueTextInputFormat.isSplitable(FileSystem fs, Path file)
           
 

Uses of FileSystem in org.apache.hadoop.mapred.lib
 

Fields in org.apache.hadoop.mapred.lib declared as FileSystem
protected  FileSystem CombineFileRecordReader.fs
           
 

Methods in org.apache.hadoop.mapred.lib with parameters of type FileSystem
 void FilterOutputFormat.checkOutputSpecs(FileSystem ignored, JobConf job)
           
 void LazyOutputFormat.checkOutputSpecs(FileSystem ignored, JobConf job)
           
 void NullOutputFormat.checkOutputSpecs(FileSystem ignored, JobConf job)
           
protected abstract  RecordWriter<K,V> MultipleOutputFormat.getBaseRecordWriter(FileSystem fs, JobConf job, String name, Progressable arg3)
           
protected  RecordWriter<K,V> MultipleTextOutputFormat.getBaseRecordWriter(FileSystem fs, JobConf job, String name, Progressable arg3)
           
protected  RecordWriter<K,V> MultipleSequenceFileOutputFormat.getBaseRecordWriter(FileSystem fs, JobConf job, String name, Progressable arg3)
           
 RecordWriter<K,V> MultipleOutputFormat.getRecordWriter(FileSystem fs, JobConf job, String name, Progressable arg3)
          Create a composite record writer that can write key/value data to different output files
 RecordWriter<K,V> FilterOutputFormat.getRecordWriter(FileSystem ignored, JobConf job, String name, Progressable progress)
           
 RecordWriter<K,V> LazyOutputFormat.getRecordWriter(FileSystem ignored, JobConf job, String name, Progressable progress)
           
 RecordWriter<K,V> NullOutputFormat.getRecordWriter(FileSystem ignored, JobConf job, String name, Progressable progress)
           
protected  boolean CombineFileInputFormat.isSplitable(FileSystem fs, Path file)
           
 

Uses of FileSystem in org.apache.hadoop.mapred.lib.db
 

Methods in org.apache.hadoop.mapred.lib.db with parameters of type FileSystem
 void DBOutputFormat.checkOutputSpecs(FileSystem filesystem, JobConf job)
          Check for validity of the output-specification for the job.
 RecordWriter<K,V> DBOutputFormat.getRecordWriter(FileSystem filesystem, JobConf job, String name, Progressable progress)
          Get the RecordWriter for the given job.
 

Uses of FileSystem in org.apache.hadoop.mapreduce
 

Methods in org.apache.hadoop.mapreduce that return FileSystem
 FileSystem Cluster.getFileSystem()
          Get the file system where job-specific files are stored
 

Methods in org.apache.hadoop.mapreduce with parameters of type FileSystem
 org.apache.hadoop.mapreduce.JobSubmitter Job.getJobSubmitter(FileSystem fs, org.apache.hadoop.mapreduce.protocol.ClientProtocol submitClient)
          Only for mocking via unit tests.
 

Uses of FileSystem in org.apache.hadoop.mapreduce.lib.input
 

Fields in org.apache.hadoop.mapreduce.lib.input declared as FileSystem
protected  FileSystem CombineFileRecordReader.fs
           
 

Methods in org.apache.hadoop.mapreduce.lib.input with parameters of type FileSystem
protected  void FileInputFormat.addInputPathRecursively(List<FileStatus> result, FileSystem fs, Path path, PathFilter inputFilter)
          Add files in the input path recursively into the results.
protected  BlockLocation[] CombineFileInputFormat.getFileBlockLocations(FileSystem fs, FileStatus stat)
           
 



Copyright © 2014 Apache Software Foundation. All Rights Reserved.