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.fs An abstract file system API. 
org.apache.hadoop.fs.crypto   
org.apache.hadoop.fs.ftp   
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.io.file.tfile   
org.apache.hadoop.security   
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.fs
AbstractFileSystem
          This class provides an interface for implementors of a Hadoop file system (analogous to the VFS of Unix).
BatchedRemoteIterator.BatchedEntries
           
BlockLocation
          Represents the network location of a block, information about the hosts that contain block replicas, and other block metadata (E.g.
ByteBufferReadable
          Implementers of this interface provide a read API that writes to a ByteBuffer, not a byte[].
CanSetDropBehind
           
CanSetReadahead
           
ChecksumFileSystem
          Abstract Checksumed FileSystem.
ContentSummary
          Store the summary of a content (a directory or a file).
CreateFlag
          CreateFlag specifies the file create semantic.
DelegationTokenRenewer.Renewable
          The renewable interface used by the renewer.
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.
FileContext.Util
          Utility/library methods built over the basic FileContext methods.
FileStatus
          Interface that represents the client side information for a file.
FileSystem
          An abstract base class for a fairly generic filesystem.
FileSystem.Statistics
          Tracks statistics about how many reads, writes, and so forth have been done in a FileSystem.
FileSystem.Statistics.StatisticsData
          Statistics data.
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.
FsServerDefaults
          Provides server default configuration values to clients.
FsShellPermissions.Chown
          Used to change owner and/or group of files
FsStatus
          This class is used to represent the capacity, free and used space on a FileSystem.
HardLink
          Class for creating hardlinks.
HardLink.LinkStats
          HardLink statistics counters and methods.
LocalFileSystem
          Implement the FileSystem API for the checksumed local filesystem.
LocatedFileStatus
          This class defines a FileStatus that includes a file's block locations.
Options.ChecksumOpt
          This is used in FileSystem and FileContext to specify checksum options.
Options.CreateOpts
          Class to support the varargs for create() options.
Options.CreateOpts.BlockSize
           
Options.CreateOpts.BufferSize
           
Options.CreateOpts.BytesPerChecksum
          This is not needed if ChecksumParam is specified.
Options.CreateOpts.ChecksumParam
           
Options.CreateOpts.CreateParent
           
Options.CreateOpts.Perms
           
Options.CreateOpts.ReplicationFactor
           
Options.Rename
          Enum to support the varargs for rename() options
ParentNotDirectoryException
          Indicates that the parent of specified Path is not a directory as expected.
Path
          Names a file or directory in a FileSystem.
PathExistsException
          Exception corresponding to File Exists - EEXISTS
PathFilter
           
PathIOException
          Exceptions based on standard posix/linux style exceptions for path related errors.
PositionedReadable
          Stream that permits positional reading.
ReadOption
          Options that can be used when reading from a FileSystem.
RemoteIterator
          An iterator over a collection whose elements need to be fetched remotely
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
XAttrCodec
          The value of XAttr is byte[], this class is to covert byte[] to some kind of string representation or convert back.
XAttrSetFlag
           
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs.crypto
ByteBufferReadable
          Implementers of this interface provide a read API that writes to a ByteBuffer, not a byte[].
CanSetDropBehind
           
CanSetReadahead
           
FSDataInputStream
          Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.
FSDataOutputStream
          Utility that wraps a OutputStream in a DataOutputStream.
PositionedReadable
          Stream that permits positional reading.
Seekable
          Stream that permits seeking.
Syncable
          This interface for flush/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.
FSDataInputStream
          Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.
FSDataOutputStream
          Utility that wraps a OutputStream in a DataOutputStream.
Path
          Names a file or directory in a FileSystem.
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.fs.viewfs
AbstractFileSystem
          This class provides an interface for implementors of a Hadoop file system (analogous to the VFS of Unix).
BlockLocation
          Represents the network location of a block, information about the hosts that contain block replicas, and other block metadata (E.g.
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.
FsServerDefaults
          Provides server default configuration values to clients.
FsStatus
          This class is used to represent the capacity, free and used space on a FileSystem.
Options.ChecksumOpt
          This is used in FileSystem and FileContext to specify checksum options.
ParentNotDirectoryException
          Indicates that the parent of specified Path is not a directory as expected.
Path
          Names a file or directory in a FileSystem.
RemoteIterator
          An iterator over a collection whose elements need to be fetched remotely
UnsupportedFileSystemException
          File system for a given file system name/scheme is not supported
XAttrSetFlag
           
 

Classes in org.apache.hadoop.fs used by org.apache.hadoop.io
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.
FSDataInputStream
          Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.
FSDataOutputStream
          Utility that wraps a OutputStream in a DataOutputStream.
Options.CreateOpts
          Class to support the varargs for create() options.
Path
          Names a file or directory in a FileSystem.
Syncable
          This interface for flush/sync operation.
 

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.
 

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.util
FSDataInputStream
          Utility that wraps a FSInputStream in a DataInputStream and buffers input through a BufferedInputStream.
FSDataOutputStream
          Utility that wraps a OutputStream in a DataOutputStream.
Path
          Names a file or directory in a FileSystem.
 



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