Package net.sourceforge.jbizmo.commons.stream

Class StreamWorker

java.lang.Object

net.sourceforge.jbizmo.commons.stream.StreamWorker

public class StreamWorker
extends Object

Utility class to provide common operations upon streams that are used for the communication between client and server

Copyright 2010 (C) by Martin Ganserer

Version:

1.0.0

Author:

Martin Ganserer

Field Summary

Fields

Modifier and Type	Field	Description
static final int	DEFAULT_BUFFER_SIZE

Constructor Summary

Constructors

Constructor	Description
StreamWorker(String secret)	Constructor
StreamWorker(String secret, int bufferSize)	Constructor to define the size of the internal buffer

Method Summary

Modifier and Type	Method	Description
Object	readObjectFromStream(InputStream in, boolean decrypt)	Read a serialized object from an input stream
void	writeObjectToStream(Serializable object, OutputStream out, boolean encrypt)	Write an object to an output stream
void	writeToOutput(InputStream in, OutputStream out, boolean encryptOutput, boolean decryptInput)	Write data from an input stream to an output stream

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_BUFFER_SIZE

public static final int DEFAULT_BUFFER_SIZE

See Also:

• Constant Field Values

Constructor Details

StreamWorker

public StreamWorker(String secret)

Constructor

Parameters:

secret -

StreamWorker

public StreamWorker(String secret,
 int bufferSize)

Constructor to define the size of the internal buffer

Parameters:

secret -

bufferSize -

Method Details

writeToOutput

public void writeToOutput(InputStream in,
 OutputStream out,
 boolean encryptOutput,
 boolean decryptInput)
                   throws Exception

Write data from an input stream to an output stream

Parameters:

in -

out -

encryptOutput -

decryptInput -

Throws:

Exception - if the stream operation has failed

readObjectFromStream

public Object readObjectFromStream(InputStream in,
 boolean decrypt)
                            throws Exception

Read a serialized object from an input stream

Parameters:

in -

decrypt -

Returns:

the object

Throws:

Exception - if the object could not be created from the provided input stream

writeObjectToStream

public void writeObjectToStream(Serializable object,
 OutputStream out,
 boolean encrypt)
                         throws Exception

Write an object to an output stream

Parameters:

object -

out -

encrypt -

Throws:

Exception - if the object could not be serialized