Uses of Package
org.apache.hadoop.fs

Packages that use org.apache.hadoop.fs

Package	Description
org.apache.hadoop.conf	Configuration of system parameters.
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.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.io.compress
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
org.apache.hadoop.mapreduce.lib.join
org.apache.hadoop.mapreduce.lib.output
org.apache.hadoop.mapreduce.lib.partition
org.apache.hadoop.mapreduce.security

Classes in org.apache.hadoop.fs used by org.apache.hadoop.conf

Class and Description
Path Names a file or directory in a FileSystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs

Class and Description
AbstractFileSystem This class provides an interface for implementors of a Hadoop file system (analogous to the VFS of Unix).
BlockLocation
ChecksumFileSystem Abstract Checksumed FileSystem.
ContentSummary Store the summary of a content (a directory or a file).
CreateFlag CreateFlag specifies the file create semantic.
FileAlreadyExistsException Used when target file already exists for any operation and is not configured to be overwritten.
FileChecksum An abstract class representing file checksums for files.
FileContext The FileContext class provides an interface to the application writer for using the Hadoop file system.
FileStatus Interface that represents the client side information for a file.
FileSystem An abstract base class for a fairly generic filesystem.
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.
FsServerDefaults Provides server default configuration values to clients.
FsStatus This class is used to represent the capacity, free and used space on a FileSystem.
LocalFileSystem Implement the FileSystem API for the checksumed local filesystem.
LocatedFileStatus This class defines a FileStatus that includes a file's block locations.
ParentNotDirectoryException Indicates that the parent of specified Path is not a directory as expected.
Path Names a file or directory in a FileSystem.
PathFilter
PositionedReadable Stream that permits positional reading.
Seekable Stream that permits seeking.
Syncable This interface for flush/sync operation.
TrashPolicy This interface is used for implementing different Trash policies.
UnsupportedFileSystemException File system for a given file system name/scheme is not supported

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs.ftp

Class and Description
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.kfs

Class and Description
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.s3

Class and Description
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

Class and Description
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.viewfs

Class and Description
AbstractFileSystem This class provides an interface for implementors of a Hadoop file system (analogous to the VFS of Unix).
BlockLocation
ContentSummary Store the summary of a content (a directory or a file).
CreateFlag CreateFlag specifies the file create semantic.
FileAlreadyExistsException Used when target file already exists for any operation and is not configured to be overwritten.
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.
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.
FsServerDefaults Provides server default configuration values to clients.
FsStatus This class is used to represent the capacity, free and used space on a FileSystem.
ParentNotDirectoryException Indicates that the parent of specified Path is not a directory as expected.
Path Names a file or directory in a FileSystem.
UnsupportedFileSystemException File system for a given file system name/scheme is not supported

Classes in org.apache.hadoop.fs used by org.apache.hadoop.io

Class and Description
CreateFlag CreateFlag specifies the file create semantic.
FileContext The FileContext class provides an interface to the application writer for using the Hadoop file system.
FileSystem An abstract base class for a fairly generic filesystem.
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

Class and Description
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.mapred

Class and Description
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

Class and Description
FileSystem An abstract base class for a fairly generic filesystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapred.lib.db

Class and Description
FileSystem An abstract base class for a fairly generic filesystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce

Class and Description
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.input

Class and Description
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.
PathFilter

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce.lib.join

Class and Description
Path Names a file or directory in a FileSystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce.lib.output

Class and Description
FileAlreadyExistsException Used when target file already exists for any operation and is not configured to be overwritten.
Path Names a file or directory in a FileSystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce.lib.partition

Class and Description
Path Names a file or directory in a FileSystem.

Classes in org.apache.hadoop.fs used by org.apache.hadoop.mapreduce.security

Class and Description
Path Names a file or directory in a FileSystem.