org.entityfs.util.io
Class RandomAccessToInputStreamAdapter

java.lang.Object
  java.io.InputStream
      java.io.FilterInputStream
          org.entityfs.util.io.RandomAccessToInputStreamAdapter

All Implemented Interfaces:

Closeable

public class RandomAccessToInputStreamAdapter
extends FilterInputStream

This adapter treats a RandomAccess object as an InputStream.

Author:

Karl Gustafsson

Field Summary

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

RandomAccessToInputStreamAdapter(RandomAccess ra)
Create an adapter between a RandomAccess and an InputStream.

RandomAccessToInputStreamAdapter(RandomAccess ra, boolean closeRandomAccessWhenClosingStream)
Create an adapter between a RandomAccess and an InputStream.

Method Summary

int	available()
void	close()
void	mark(int readLimit) This method does nothing.
boolean	markSupported()
int	read()
int	read(byte[] barr)
int	read(byte[] barr, int off, int len)
void	reset() This method does nothing.
long	skip(long n)

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomAccessToInputStreamAdapter

public RandomAccessToInputStreamAdapter(RandomAccess ra)

Create an adapter between a RandomAccess and an InputStream.

When this adapter is closed, it closes the underlying RandomAccess object. See RandomAccessToInputStreamAdapter(RandomAccess, boolean)

Parameters:

ra - The RandomAccess to adapt.

RandomAccessToInputStreamAdapter

public RandomAccessToInputStreamAdapter(RandomAccess ra,
                                        boolean closeRandomAccessWhenClosingStream)

Create an adapter between a RandomAccess and an InputStream.

Parameters:

ra - The RandomAccess to adapt.

closeRandomAccessWhenClosingStream - Should the RandomAccess be closed when this stream is closed?

Method Detail

available

public int available()
              throws IOException

Overrides:

available in class FilterInputStream

Throws:

IOException

mark

public void mark(int readLimit)

This method does nothing.

Overrides:

mark in class FilterInputStream

reset

public void reset()

This method does nothing.

Overrides:

reset in class FilterInputStream

markSupported

public boolean markSupported()

Overrides:

markSupported in class FilterInputStream

Returns:

false.

read

public int read()
         throws IOException

Overrides:

read in class FilterInputStream

Throws:

IOException

read

public int read(byte[] barr)
         throws IOException

Overrides:

read in class FilterInputStream

Throws:

IOException

read

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

Overrides:

read in class FilterInputStream

Throws:

IOException

skip

public long skip(long n)
          throws IOException

Overrides:

skip in class FilterInputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Overrides:

close in class FilterInputStream

Throws:

IOException