org.archive.io
Class BufferedSeekInputStream

java.lang.Object
  java.io.InputStream
      org.archive.io.SeekInputStream
          org.archive.io.BufferedSeekInputStream

All Implemented Interfaces:

it.unimi.dsi.fastutil.io.RepositionableStream, java.io.Closeable

public class BufferedSeekInputStream
extends SeekInputStream

Buffers data from some other SeekInputStream.

Author:

pjack

Constructor Summary

BufferedSeekInputStream(SeekInputStream input, int capacity)
Constructor.

Method Summary

void	close() Close the stream, including the wrapped input stream.
long	position() Returns the stream's current position.
void	position(long p) Seeks to the given position.
int	read()
int	read(byte[] buf)
int	read(byte[] buf, int ofs, int len)
long	skip(long c)

Methods inherited from class org.archive.io.SeekInputStream

mark, markSupported, reset

Methods inherited from class java.io.InputStream

available

Methods inherited from class java.lang.Object

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

Constructor Detail

BufferedSeekInputStream

public BufferedSeekInputStream(SeekInputStream input,
                               int capacity)
                        throws java.io.IOException

Constructor.

Parameters:

input - the underlying input stream

capacity - the size of the buffer

Throws:

java.io.IOException - if an IO occurs filling the first buffer

Method Detail

read

public int read()
         throws java.io.IOException

Specified by:

read in class java.io.InputStream

Throws:

java.io.IOException

read

public int read(byte[] buf,
                int ofs,
                int len)
         throws java.io.IOException

Overrides:

read in class java.io.InputStream

Throws:

java.io.IOException

read

public int read(byte[] buf)
         throws java.io.IOException

Overrides:

read in class java.io.InputStream

Throws:

java.io.IOException

skip

public long skip(long c)
          throws java.io.IOException

Overrides:

skip in class java.io.InputStream

Throws:

java.io.IOException

position

public long position()
              throws java.io.IOException

Returns the stream's current position.

Returns:

the current position

Throws:

java.io.IOException

position

public void position(long p)
              throws java.io.IOException

Seeks to the given position. This method avoids re-filling the buffer if at all possible.

Parameters:

p - the position to set

Throws:

java.io.IOException - if an IO error occurs

close

public void close()
           throws java.io.IOException

Close the stream, including the wrapped input stream.

Specified by:

close in interface java.io.Closeable

Overrides:

close in class java.io.InputStream

Throws:

java.io.IOException