edu.iu.dsc.tws.comms.dfw.io

Class ByteArrayInputStream

java.lang.Object

java.io.InputStream

edu.iu.dsc.tws.comms.dfw.io.ByteArrayInputStream

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

public class ByteArrayInputStream
extends java.io.InputStream

This is a specialized input stream targetted to reading a twister object message expanding to multiple MPI buffers.

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.List<DataBuffer>	bufs
protected int	currentBufferIndex

Constructor Summary

Constructors

Constructor and Description
ByteArrayInputStream(java.util.List<DataBuffer> buffers, int len)

Method Summary

Modifier and Type	Method and Description
int	available()
void	close()
void	mark(int readAheadLimit)
boolean	markSupported()
int	read()
int	read(byte[] b, int off, int len)
void	reset()
long	skip(long n)

Methods inherited from class java.io.InputStream

read

Methods inherited from class java.lang.Object

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

Field Detail

bufs

protected java.util.List<DataBuffer> bufs

currentBufferIndex

protected int currentBufferIndex

Constructor Detail

ByteArrayInputStream

public ByteArrayInputStream(java.util.List<DataBuffer> buffers,
                            int len)

Method Detail

read

public int read()

Specified by:

read in class java.io.InputStream

read

public int read(byte[] b,
                int off,
                int len)

Overrides:

read in class java.io.InputStream

skip

public long skip(long n)

Overrides:

skip in class java.io.InputStream

available

public int available()

Overrides:

available in class java.io.InputStream

markSupported

public boolean markSupported()

Overrides:

markSupported in class java.io.InputStream

mark

public void mark(int readAheadLimit)

Overrides:

mark in class java.io.InputStream

reset

public void reset()

Overrides:

reset in class java.io.InputStream

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Overrides:

close in class java.io.InputStream

Throws:

java.io.IOException