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

Packages that use FileSystem

Package	Description
org.apache.hadoop.fs	An abstract file system API.
org.apache.hadoop.fs.ftp
org.apache.hadoop.fs.http	Filesystem implementations that allow Hadoop to read directly from HTTP / HTTPS endpoints.
org.apache.hadoop.fs.impl	This package contains implementation classes for use inside filesystems.
org.apache.hadoop.fs.sftp	SFTP FileSystem package.
org.apache.hadoop.fs.shell	Support for the execution of a file system command.
org.apache.hadoop.fs.shell.find
org.apache.hadoop.fs.viewfs	ViewFileSystem and ViewFileSystemOverloadScheme classes.
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.wrappedio	Support for dynamic access to filesystem operations which are not available in older hadoop releases.
org.apache.hadoop.io.wrappedio.impl	Implementation/testing support for wrapped IO.
org.apache.hadoop.maprfs
org.apache.hadoop.metrics2.sink	Builtin metrics sinks
org.apache.hadoop.security
org.apache.hadoop.util	Common utilities.

Uses of FileSystem in org.apache.hadoop.fs

Classes in org.apache.hadoop.fs with type parameters of type FileSystem

Modifier and Type	Class	Description
static class	DelegationTokenRenewer.RenewAction<T extends FileSystem & DelegationTokenRenewer.Renewable>	An action that will renew and replace the file system's delegation tokens automatically.

Subclasses of FileSystem in org.apache.hadoop.fs

Modifier and Type	Class	Description
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	HarFileSystem	This is an implementation of the Hadoop Archive Filesystem.
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

Modifier and Type	Field	Description
protected FileSystem	FilterFileSystem.fs
protected FileSystem	TrashPolicy.fs
protected FileSystem	DelegateToFileSystem.fsImpl

Methods in org.apache.hadoop.fs with type parameters of type FileSystem

Modifier and Type	Method	Description
<T extends FileSystem & DelegationTokenRenewer.Renewable> DelegationTokenRenewer.RenewAction<T>	DelegationTokenRenewer.addRenewAction(T fs)	Add a renew action to the queue.
<T extends FileSystem & DelegationTokenRenewer.Renewable> void	DelegationTokenRenewer.removeRenewAction(T fs)	Remove the associated renew action from the queue

Methods in org.apache.hadoop.fs that return FileSystem

Modifier and Type	Method	Description
static FileSystem	FileSystem.get(java.net.URI uri, Configuration conf)	Get a FileSystem for this URI's scheme and authority.
static FileSystem	FileSystem.get(java.net.URI uri, Configuration conf, java.lang.String user)	Get a FileSystem instance based on the uri, the passed in configuration and the user.
static FileSystem	FileSystem.get(Configuration conf)	Returns the configured FileSystem implementation.
FileSystem[]	FileSystem.getChildFileSystems()	Get all the immediate child FileSystems embedded in this FileSystem.
FileSystem[]	FilterFileSystem.getChildFileSystems()
FileSystem[]	HarFileSystem.getChildFileSystems()	Used for delegation token related functionality.
FileSystem	Path.getFileSystem(Configuration conf)	Return the FileSystem that owns this Path.
protected FileSystem	FSDataOutputStreamBuilder.getFS()
protected FileSystem	FsShell.getFS()
protected static FileSystem	FileSystem.getFSofPath(Path absOrFqPath, Configuration conf)
static FileSystem	FileSystem.getNamed(java.lang.String name, Configuration conf)	Deprecated. call get(URI, Configuration) instead.
FileSystem	LocalFileSystem.getRaw()
FileSystem	ChecksumFileSystem.getRawFileSystem()	get the raw file system
FileSystem	FilterFileSystem.getRawFileSystem()	Get the raw file system
static FileSystem	FileSystem.newInstance(java.net.URI uri, Configuration config)	Returns the FileSystem for this URI's scheme and authority.
static FileSystem	FileSystem.newInstance(java.net.URI uri, Configuration conf, java.lang.String user)	Returns the FileSystem for this URI's scheme and authority and the given user.
static FileSystem	FileSystem.newInstance(Configuration conf)	Returns a unique configured FileSystem implementation for the default filesystem of the supplied configuration.
static FileSystem	FileUtil.write(FileSystem fs, Path path, byte[] bytes)	Writes bytes to a file.
static FileSystem	FileUtil.write(FileSystem fs, Path path, java.lang.CharSequence charseq)	Write a line of text to a file.
static FileSystem	FileUtil.write(FileSystem fs, Path path, java.lang.CharSequence charseq, java.nio.charset.Charset cs)	Write a line of text to a file.
static FileSystem	FileUtil.write(FileSystem fs, Path path, java.lang.Iterable<? extends java.lang.CharSequence> lines, java.nio.charset.Charset cs)	Write lines of text to a file.

Methods in org.apache.hadoop.fs that return types with arguments of type FileSystem

Modifier and Type	Method	Description
static java.lang.Class<? extends FileSystem>	FileSystem.getFileSystemClass(java.lang.String scheme, Configuration conf)	Get the FileSystem implementation class of a filesystem.

Methods in org.apache.hadoop.fs with parameters of type FileSystem

Modifier and Type	Method	Description
static boolean	FileUtil.compareFs(FileSystem srcFs, FileSystem destFs)
static boolean	FileUtil.copy(java.io.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 a file/directory tree within/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, java.io.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.copyAsMove(FileSystem srcFS, FileStatus srcStatus, FileSystem dstFS, Path dst, boolean deleteSource, boolean overwrite, Configuration conf)	Copy files between FileSystems with preserved permissions, ownership, links and ACEs.
static boolean	FileUtil.copyMerge(FileSystem srcFS, Path srcDir, FileSystem dstFS, Path dstFile, boolean deleteSource, Configuration conf, java.lang.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.
protected static org.apache.hadoop.fs.FileSystem.FSDataInputStreamBuilder	FileSystem.createDataInputStreamBuilder(FileSystem fileSystem, Path path)	Create instance of the standard FileSystem.FSDataInputStreamBuilder for the given filesystem and path.
protected static org.apache.hadoop.fs.FileSystem.FSDataInputStreamBuilder	FileSystem.createDataInputStreamBuilder(FileSystem fileSystem, PathHandle pathHandle)	Create instance of the standard FileSystem.FSDataInputStreamBuilder for the given filesystem and path handle.
protected static FSDataOutputStreamBuilder	FileSystem.createDataOutputStreamBuilder(FileSystem fileSystem, Path path)	Create instance of the standard FSDataOutputStreamBuilder for the given filesystem and path.
static Globber.GlobBuilder	Globber.createGlobber(FileSystem filesystem)	Create a builder for a Globber, bonded to the specific filesystem.
static void	FileUtil.fullyDelete(FileSystem fs, Path dir)	Deprecated. Use delete(Path, boolean)
static TrashPolicy	TrashPolicy.getInstance(Configuration conf, FileSystem fs)	Get an instance of the configured TrashPolicy based on the value of the configuration parameter fs.trash.classname.
static TrashPolicy	TrashPolicy.getInstance(Configuration conf, FileSystem fs, Path home)	Deprecated. Use TrashPolicy.getInstance(Configuration, FileSystem) instead.
void	TrashPolicy.initialize(Configuration conf, FileSystem fs)	Used to setup the trash policy.
abstract void	TrashPolicy.initialize(Configuration conf, FileSystem fs, Path home)	Deprecated. Use TrashPolicy.initialize(Configuration, FileSystem) instead.
void	TrashPolicyDefault.initialize(Configuration conf, FileSystem fs)
void	TrashPolicyDefault.initialize(Configuration conf, FileSystem fs, Path home)	Deprecated. Use TrashPolicyDefault.initialize(Configuration, FileSystem) instead.
Path	Path.makeQualified(FileSystem fs)	Deprecated. use Path.makeQualified(URI, Path)
static void	FileUtil.maybeIgnoreMissingDirectory(FileSystem fs, Path path, java.io.FileNotFoundException e)	Method to call after a FNFE has been raised on a treewalk, so as to decide whether to throw the exception (default), or, if the FS supports inconsistent directory listings, to log and ignore it.
static boolean	FileSystem.mkdirs(FileSystem fs, Path dir, FsPermission permission)	Create a directory with the provided permission.
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.
abstract T	FileSystemLinkResolver.next(FileSystem fs, Path p)	Calls the abstract FileSystem call equivalent to the specialized subclass implementation in FileSystemLinkResolver.doCall(Path).
static void	FileUtil.rename(FileSystem srcFs, Path src, Path dst, Options.Rename... options)
void	InternalOperations.rename(FileSystem fs, Path src, Path dst, Options.Rename... options)
T	FileSystemLinkResolver.resolve(FileSystem filesys, Path path)	Attempt calling overridden FileSystemLinkResolver.doCall(Path) method with specified FileSystem and Path.
static java.util.function.Function<FileStatus,PathHandle>	Options.HandleOpt.resolve(FileSystem fs, Options.HandleOpt... opt)	Utility function for mapping getPathHandle(org.apache.hadoop.fs.FileStatus, org.apache.hadoop.fs.Options.HandleOpt...) to a fixed set of handle options.
static FileSystem	FileUtil.write(FileSystem fs, Path path, byte[] bytes)	Writes bytes to a file.
static FileSystem	FileUtil.write(FileSystem fs, Path path, java.lang.CharSequence charseq)	Write a line of text to a file.
static FileSystem	FileUtil.write(FileSystem fs, Path path, java.lang.CharSequence charseq, java.nio.charset.Charset cs)	Write a line of text to a file.
static FileSystem	FileUtil.write(FileSystem fs, Path path, java.lang.Iterable<? extends java.lang.CharSequence> lines, java.nio.charset.Charset cs)	Write lines of text to a file.

Method parameters in org.apache.hadoop.fs with type arguments of type FileSystem

Modifier and Type	Method	Description
static FileSystem.Statistics	FileSystem.getStatistics(java.lang.String scheme, java.lang.Class<? extends FileSystem> cls)	Deprecated. use getGlobalStorageStatistics()

Constructors in org.apache.hadoop.fs with parameters of type FileSystem

Constructor	Description
ChecksumFileSystem(FileSystem fs)
DelegateToFileSystem(java.net.URI theUri, FileSystem theFsImpl, Configuration conf, java.lang.String supportedScheme, boolean authorityRequired)
FilterFileSystem(FileSystem fs)
FSDataOutputStreamBuilder(FileSystem fileSystem, Path p)	Constructor.
GlobBuilder(FileSystem fs)	Construct bonded to a filesystem.
HarFileSystem(FileSystem fs)	Constructor to create a HarFileSystem with an underlying filesystem.
LocalFileSystem(FileSystem rawLocalFileSystem)
Stat(Path path, long blockSize, boolean deref, FileSystem fs)
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

Modifier and Type	Class	Description
class	FTPFileSystem	A FileSystem backed by an FTP client provided by Apache Commons Net.

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

Subclasses of FileSystem in org.apache.hadoop.fs.http

Modifier and Type	Class	Description
class	HttpFileSystem	A Filesystem that reads from HTTP endpoint.
class	HttpsFileSystem	A Filesystem that reads from HTTPS endpoint.

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

Methods in org.apache.hadoop.fs.impl that return FileSystem

Modifier and Type	Method	Description
FileSystem	FileSystemMultipartUploaderBuilder.getFS()
protected FileSystem	FutureDataInputStreamBuilderImpl.getFS()
protected FileSystem	MultipartUploaderBuilderImpl.getFS()

Constructors in org.apache.hadoop.fs.impl with parameters of type FileSystem

Constructor	Description
DefaultBulkDeleteOperation(Path basePath, FileSystem fs)
FileSystemMultipartUploader(FileSystemMultipartUploaderBuilder builder, FileSystem fs)
FileSystemMultipartUploaderBuilder(FileSystem fileSystem, Path path)
FutureDataInputStreamBuilderImpl(FileSystem fileSystem, Path path)	Constructor.
FutureDataInputStreamBuilderImpl(FileSystem fileSystem, PathHandle pathHandle)	Constructor with PathHandle.
MultipartUploaderBuilderImpl(FileSystem fileSystem, Path p)	Constructor.

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

Subclasses of FileSystem in org.apache.hadoop.fs.sftp

Modifier and Type	Class	Description
class	SFTPFileSystem	SFTP FileSystem.

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

Fields in org.apache.hadoop.fs.shell declared as FileSystem

Modifier and Type	Field	Description
FileSystem	PathData.fs

Uses of FileSystem in org.apache.hadoop.fs.shell.find

Methods in org.apache.hadoop.fs.shell.find that return FileSystem

Modifier and Type	Method	Description
protected FileSystem	BaseExpression.getFileSystem(PathData item)	Returns the FileSystem associated with the PathData item.

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

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

Modifier and Type	Class	Description
class	ViewFileSystem	ViewFileSystem (extends the FileSystem interface) implements a client-side mount table.
class	ViewFileSystemOverloadScheme	This class is extended from the ViewFileSystem for the overloaded scheme file system.

Methods in org.apache.hadoop.fs.viewfs that return FileSystem

Modifier and Type	Method	Description
FileSystem	FsGetter.get(java.net.URI uri, Configuration conf)	Gets file system instance of given uri.
FileSystem[]	ViewFileSystem.getChildFileSystems()
FileSystem	ViewFileSystemOverloadScheme.getFallbackFileSystem()
FileSystem	FsGetter.getNewInstance(java.net.URI uri, Configuration conf)	Gets new file system instance of given uri.
FileSystem	ViewFileSystemOverloadScheme.getRawFileSystem(Path path, Configuration conf)	This is an admin only API to give access to its child raw file system, if the path is link.

Methods in org.apache.hadoop.fs.viewfs that return types with arguments of type FileSystem

Modifier and Type	Method	Description
ViewFileSystemOverloadScheme.MountPathInfo<FileSystem>	ViewFileSystemOverloadScheme.getMountPathInfo(Path path, Configuration conf)	Gets the mount path info, which contains the target file system and remaining path to pass to the target file system.

Methods in org.apache.hadoop.fs.viewfs with parameters of type FileSystem

Modifier and Type	Method	Description
static java.util.Map<ViewFileSystem.MountPoint,FsStatus>	ViewFileSystemUtil.getStatus(FileSystem fileSystem, Path path)	Get FsStatus for all ViewFsMountPoints matching path for the given ViewFileSystem.
static boolean	ViewFileSystemUtil.isViewFileSystem(FileSystem fileSystem)	Check if the FileSystem is a ViewFileSystem.
static boolean	ViewFileSystemUtil.isViewFileSystemOverloadScheme(FileSystem fileSystem)	Check if the FileSystem is a ViewFileSystemOverloadScheme.

Uses of FileSystem in org.apache.hadoop.io

Methods in org.apache.hadoop.io with parameters of type FileSystem

Modifier and Type	Method	Description
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, java.lang.Class keyClass, java.lang.Class valClass)	Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, java.lang.Class keyClass, java.lang.Class valClass, int bufferSize, short replication, long blockSize, boolean createParent, SequenceFile.CompressionType compressionType, CompressionCodec codec, SequenceFile.Metadata metadata)	Deprecated.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, java.lang.Class keyClass, java.lang.Class valClass, int bufferSize, short replication, long blockSize, SequenceFile.CompressionType compressionType, CompressionCodec codec, Progressable progress, SequenceFile.Metadata metadata)	Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, java.lang.Class keyClass, java.lang.Class valClass, SequenceFile.CompressionType compressionType)	Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, java.lang.Class keyClass, java.lang.Class valClass, SequenceFile.CompressionType compressionType, CompressionCodec codec)	Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, java.lang.Class keyClass, java.lang.Class valClass, SequenceFile.CompressionType compressionType, CompressionCodec codec, Progressable progress)	Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, java.lang.Class keyClass, java.lang.Class valClass, SequenceFile.CompressionType compressionType, CompressionCodec codec, Progressable progress, SequenceFile.Metadata metadata)	Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static SequenceFile.Writer	SequenceFile.createWriter(FileSystem fs, Configuration conf, Path name, java.lang.Class keyClass, java.lang.Class valClass, SequenceFile.CompressionType compressionType, Progressable progress)	Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
static void	BloomMapFile.delete(FileSystem fs, java.lang.String name)
static void	MapFile.delete(FileSystem fs, java.lang.String name)	Deletes the named map file.
static long	MapFile.fix(FileSystem fs, Path dir, java.lang.Class<? extends Writable> keyClass, java.lang.Class<? extends Writable> valueClass, boolean dryrun, Configuration conf)	This method attempts to fix a corrupt MapFile by re-creating its index.
protected FSDataInputStream	SequenceFile.Reader.openFile(FileSystem fs, Path file, int bufferSize, long length)	Override this method to specialize the type of FSDataInputStream returned.
static void	MapFile.rename(FileSystem fs, java.lang.String oldName, java.lang.String newName)	Renames an existing map directory.

Constructors in org.apache.hadoop.io with parameters of type FileSystem

Constructor	Description
Reader(FileSystem fs, java.lang.String file, Configuration conf)	Construct an array reader for the named file.
Reader(FileSystem fs, java.lang.String dirName, Configuration conf)	Deprecated.
Reader(FileSystem fs, java.lang.String dirName, WritableComparator comparator, Configuration conf)	Deprecated.
Reader(FileSystem fs, java.lang.String dirName, WritableComparator comparator, Configuration conf, boolean open)	Deprecated.
Reader(FileSystem fs, java.lang.String dirName, Configuration conf)	Deprecated.
Reader(FileSystem fs, java.lang.String dirName, WritableComparator comparator, Configuration conf)	Deprecated.
Reader(FileSystem fs, Path file, Configuration conf)	Deprecated. Use Reader(Configuration, Option...) instead.
Reader(FileSystem fs, java.lang.String dirName, Configuration conf)	Construct a set reader for the named set.
Reader(FileSystem fs, java.lang.String dirName, WritableComparator comparator, Configuration conf)	Construct a set reader for the named set using the named comparator.
Sorter(FileSystem fs, java.lang.Class<? extends WritableComparable> keyClass, java.lang.Class valClass, Configuration conf)	Sort and merge files containing the named classes.
Sorter(FileSystem fs, RawComparator comparator, java.lang.Class keyClass, java.lang.Class valClass, Configuration conf)	Sort and merge using an arbitrary RawComparator.
Sorter(FileSystem fs, RawComparator comparator, java.lang.Class keyClass, java.lang.Class valClass, Configuration conf, SequenceFile.Metadata metadata)	Sort and merge using an arbitrary RawComparator.
Writer(Configuration conf, FileSystem fs, java.lang.String file, java.lang.Class<? extends Writable> valClass)	Create the named file for values of the named class.
Writer(Configuration conf, FileSystem fs, java.lang.String file, java.lang.Class<? extends Writable> valClass, SequenceFile.CompressionType compress, Progressable progress)	Create the named file for values of the named class.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, java.lang.Class<? extends WritableComparable> keyClass, java.lang.Class valClass)	Deprecated.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, java.lang.Class<? extends WritableComparable> keyClass, java.lang.Class<? extends Writable> valClass, SequenceFile.CompressionType compress, CompressionCodec codec, Progressable progress)	Deprecated.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, java.lang.Class<? extends WritableComparable> keyClass, java.lang.Class valClass, SequenceFile.CompressionType compress)	Deprecated.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, java.lang.Class<? extends WritableComparable> keyClass, java.lang.Class valClass, SequenceFile.CompressionType compress, Progressable progress)	Deprecated.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, WritableComparator comparator, java.lang.Class valClass)	Deprecated.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, WritableComparator comparator, java.lang.Class valClass, SequenceFile.CompressionType compress)	Deprecated.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, WritableComparator comparator, java.lang.Class valClass, SequenceFile.CompressionType compress, CompressionCodec codec, Progressable progress)	Deprecated.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, WritableComparator comparator, java.lang.Class valClass, SequenceFile.CompressionType compress, Progressable progress)	Deprecated.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, java.lang.Class<? extends WritableComparable> keyClass, java.lang.Class valClass)	Deprecated. Use Writer(Configuration, Path, Option...) instead.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, java.lang.Class<? extends WritableComparable> keyClass, java.lang.Class valClass, SequenceFile.CompressionType compress)	Deprecated. Use Writer(Configuration, Path, Option...) instead.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, java.lang.Class<? extends WritableComparable> keyClass, java.lang.Class valClass, SequenceFile.CompressionType compress, CompressionCodec codec, Progressable progress)	Deprecated. Use Writer(Configuration, Path, Option...) instead.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, java.lang.Class<? extends WritableComparable> keyClass, java.lang.Class valClass, SequenceFile.CompressionType compress, Progressable progress)	Deprecated. Use Writer(Configuration, Path, Option...) instead.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, WritableComparator comparator, java.lang.Class valClass)	Deprecated. Use Writer(Configuration, Path, Option...) instead.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, WritableComparator comparator, java.lang.Class valClass, SequenceFile.CompressionType compress)	Deprecated. Use Writer(Configuration, Path, Option...) instead.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, WritableComparator comparator, java.lang.Class valClass, SequenceFile.CompressionType compress, CompressionCodec codec, Progressable progress)	Deprecated. Use Writer(Configuration, Path, Option...) instead.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, WritableComparator comparator, java.lang.Class valClass, SequenceFile.CompressionType compress, Progressable progress)	Deprecated. Use Writer(Configuration, Path, Option...)} instead.
Writer(FileSystem fs, Configuration conf, Path name, java.lang.Class keyClass, java.lang.Class valClass)	Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
Writer(FileSystem fs, Configuration conf, Path name, java.lang.Class keyClass, java.lang.Class valClass, int bufferSize, short replication, long blockSize, Progressable progress, SequenceFile.Metadata metadata)	Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
Writer(FileSystem fs, Configuration conf, Path name, java.lang.Class keyClass, java.lang.Class valClass, Progressable progress, SequenceFile.Metadata metadata)	Deprecated. Use SequenceFile.createWriter(Configuration, Writer.Option...) instead.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, java.lang.Class<? extends WritableComparable> keyClass, SequenceFile.CompressionType compress)	Create a set naming the element class and compression type.
Writer(Configuration conf, FileSystem fs, java.lang.String dirName, WritableComparator comparator, SequenceFile.CompressionType compress)	Create a set naming the element comparator and compression type.
Writer(FileSystem fs, java.lang.String dirName, java.lang.Class<? extends WritableComparable> keyClass)	Deprecated. pass a Configuration too

Uses of FileSystem in org.apache.hadoop.io.wrappedio

Methods in org.apache.hadoop.io.wrappedio with parameters of type FileSystem

Modifier and Type	Method	Description
static java.util.List<java.util.Map.Entry<Path,java.lang.String>>	WrappedIO.bulkDelete_delete(FileSystem fs, Path base, java.util.Collection<Path> paths)	Delete a list of files/objects.
static int	WrappedIO.bulkDelete_pageSize(FileSystem fs, Path path)	Get the maximum number of objects/files to delete in a single request.
static Path	WrappedIO.fileSystem_getEnclosingRoot(FileSystem fs, Path path)	Return path of the enclosing root for a given path.
static FSDataInputStream	WrappedIO.fileSystem_openFile(FileSystem fs, Path path, java.lang.String policy, FileStatus status, java.lang.Long length, java.util.Map<java.lang.String,java.lang.String> options)	OpenFile assistant, easy reflection-based access to openFile(Path) and blocks awaiting the operation completion.
static java.io.Serializable	WrappedStatistics.iostatisticsSnapshot_load(FileSystem fs, Path path)	Load IOStatisticsSnapshot from a Hadoop filesystem.
static void	WrappedStatistics.iostatisticsSnapshot_save(java.io.Serializable snapshot, FileSystem fs, Path path, boolean overwrite)	Save IOStatisticsSnapshot to a Hadoop filesystem as a JSON file.

Uses of FileSystem in org.apache.hadoop.io.wrappedio.impl

Methods in org.apache.hadoop.io.wrappedio.impl with parameters of type FileSystem

Modifier and Type	Method	Description
java.util.List<java.util.Map.Entry<Path,java.lang.String>>	DynamicWrappedIO.bulkDelete_delete(FileSystem fs, Path base, java.util.Collection<Path> paths)	Delete a list of files/objects.
int	DynamicWrappedIO.bulkDelete_pageSize(FileSystem fileSystem, Path path)	Get the maximum number of objects/files to delete in a single request.
FSDataInputStream	DynamicWrappedIO.fileSystem_openFile(FileSystem fs, Path path, java.lang.String policy, FileStatus status, java.lang.Long length, java.util.Map<java.lang.String,java.lang.String> options)	OpenFile assistant, easy reflection-based access to FileSystem#openFile(Path) and blocks awaiting the operation completion.
java.io.Serializable	DynamicWrappedStatistics.iostatisticsSnapshot_load(FileSystem fs, Path path)	Load IOStatisticsSnapshot from a Hadoop filesystem.
void	DynamicWrappedStatistics.iostatisticsSnapshot_save(java.io.Serializable snapshot, FileSystem fs, Path path, boolean overwrite)	Save IOStatisticsSnapshot to a Hadoop filesystem as a JSON file.
static FSDataInputStream	DynamicWrappedIO.openFile(FileSystem fs, FileStatus status, java.lang.String readPolicies)	Open a file.

Uses of FileSystem in org.apache.hadoop.maprfs

Subclasses of FileSystem in org.apache.hadoop.maprfs

Modifier and Type	Class	Description
class	AbstractMapRFileSystem	An abstract base class which represents top-level API for MapR-FS implementation of Hadoop FileSystem.

Uses of FileSystem in org.apache.hadoop.metrics2.sink

Fields in org.apache.hadoop.metrics2.sink declared as FileSystem

Modifier and Type	Field	Description
protected static FileSystem	RollingFileSystemSink.suppliedFilesystem

Uses of FileSystem in org.apache.hadoop.security

Method parameters in org.apache.hadoop.security with type arguments of type FileSystem

Modifier and Type	Method	Description
static Configuration	ProviderUtils.excludeIncompatibleCredentialProviders(Configuration config, java.lang.Class<? extends FileSystem> fileSystemClass)	There are certain integrations of the credential provider API in which a recursive dependency between the provider and the hadoop filesystem abstraction causes a problem.

Uses of FileSystem in org.apache.hadoop.util

Methods in org.apache.hadoop.util with parameters of type FileSystem

Modifier and Type	Method	Description
T	JsonSerialization.load(FileSystem fs, Path path)	Load from a Hadoop filesystem.
T	JsonSerialization.load(FileSystem fs, Path path, FileStatus status)	Load from a Hadoop filesystem.
static void	RMVolumeShardingUtil.rebalanceVolumes(java.lang.String rebalanceDir, int volumeCount, boolean useVolumeSharding, java.lang.String rmDir, FileSystem fs)
void	JsonSerialization.save(FileSystem fs, Path path, T instance, boolean overwrite)	Save to a Hadoop filesystem.