org.archive.io
Class SafeSeekInputStream

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

All Implemented Interfaces:

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

public class SafeSeekInputStream
extends SeekInputStream

Enables multiple concurrent streams based on the same underlying stream.

Author:

pjack

Constructor Summary

SafeSeekInputStream(SeekInputStream input)
Constructor.

Method Summary

long	position()
void	position(long p)
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, close

Methods inherited from class java.lang.Object

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

Constructor Detail

SafeSeekInputStream

public SafeSeekInputStream(SeekInputStream input)
                    throws java.io.IOException

Constructor. The given stream will be positioned to 0 so that an accurate position can be tracked.

Parameters:

input - the underlying input stream

Throws:

java.io.IOException - if an IO error occurs

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

Throws:

java.io.IOException

position

public long position()
              throws java.io.IOException

Throws:

java.io.IOException