Package org.apache.hadoop.fs

An abstract file system API.

See:
Description

Interface Summary

PathFilter
PositionedReadable	Stream that permits positional reading.
Seekable	Stream that permits seeking.

Class Summary

ChecksumFileSystem	Abstract Checksumed FileSystem.
DF	Filesystem disk space usage statistics.
FileSystem	An abstract base class for a fairly generic filesystem.
FileUtil	A collection of file-processing util methods
FileUtil.HardLink	Class for creating hardlinks.
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.
FsShell	Provide command line access to a FileSystem.
InMemoryFileSystem	An implementation of the in-memory filesystem.
LocalDirAllocator	An implementation of a round-robin scheme for disk allocation for creating files.
LocalFileSystem	Implement the FileSystem API for the checksumed local filesystem.
Path	Names a file or directory in a FileSystem.
RawLocalFileSystem	Implement the FileSystem API for the raw local filesystem.
Trash	Provides a trash feature.

Exception Summary

ChecksumException

Thrown for checksum errors.

Error Summary

FSError

Thrown for unexpected filesystem errors, presumed to reflect disk errors in the native filesystem.

Package org.apache.hadoop.fs Description

An abstract file system API.