org.apache.hadoop.fs.ftp
Class FTPInputStream

java.lang.Object
  java.io.InputStream
      org.apache.hadoop.fs.FSInputStream
          org.apache.hadoop.fs.ftp.FTPInputStream

All Implemented Interfaces:

Closeable, PositionedReadable, Seekable

public class FTPInputStream
extends FSInputStream

Constructor Summary

FTPInputStream(InputStream stream, org.apache.commons.net.ftp.FTPClient client, FileSystem.Statistics stats)

Method Summary

void	close()
long	getPos() Return the current offset from the start of the file
void	mark(int readLimit)
boolean	markSupported()
int	read()
int	read(byte[] buf, int off, int len)
void	reset()
void	seek(long pos) Seek to the given offset from the start of the file.
boolean	seekToNewSource(long targetPos) Seeks a different copy of the data.

Methods inherited from class org.apache.hadoop.fs.FSInputStream

read, readFully, readFully

Methods inherited from class java.io.InputStream

available, read, skip

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FTPInputStream

public FTPInputStream(InputStream stream,
                      org.apache.commons.net.ftp.FTPClient client,
                      FileSystem.Statistics stats)

Method Detail

getPos

public long getPos()
            throws IOException

Description copied from class: FSInputStream

Return the current offset from the start of the file

Specified by:

getPos in interface Seekable

Specified by:

getPos in class FSInputStream

Throws:

IOException

seek

public void seek(long pos)
          throws IOException

Description copied from class: FSInputStream

Seek to the given offset from the start of the file. The next read() will be from that location. Can't seek past the end of the file.

Specified by:

seek in interface Seekable

Specified by:

seek in class FSInputStream

Throws:

IOException

seekToNewSource

public boolean seekToNewSource(long targetPos)
                        throws IOException

Description copied from class: FSInputStream

Seeks a different copy of the data. Returns true if found a new source, false otherwise.

Specified by:

seekToNewSource in interface Seekable

Specified by:

seekToNewSource in class FSInputStream

Throws:

IOException

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

read

public int read(byte[] buf,
                int off,
                int len)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Overrides:

close in class InputStream

Throws:

IOException

markSupported

public boolean markSupported()

Overrides:

markSupported in class InputStream

mark

public void mark(int readLimit)

Overrides:

mark in class InputStream

reset

public void reset()
           throws IOException

Overrides:

reset in class InputStream

Throws:

IOException