org.ssonet.io
Class NullFilterStream

java.lang.Object
  |
  +--org.ssonet.io.IOFilterStream
        |
        +--org.ssonet.io.NullFilterStream

All Implemented Interfaces:

IOStream, java.lang.Runnable

public class NullFilterStream

extends IOFilterStream

Simple Implementation of an IOFilterStream. Provides a simple ping protocol.

Version:

$Id: NullFilterStream.java,v 1.2 2003/10/20 13:33:30 tk4 Exp $

Author:

Thomas Kriegelstein

Field Summary

(package private) byte[]

b

Fields inherited from class org.ssonet.io.IOFilterStream

debug, ios, list, protocolMode, readException, runner, writeException

Constructor Summary

NullFilterStream()

Method Summary

void	handleMessage(byte b, org.ssonet.io.IOStream ios) Subclasses implement this to handle their messages.
void	ping() Sends a dummy message to the Stream.
void	setIOStream(org.ssonet.io.IOStream ios) Sets the IOStream and starts handling Messages.

Methods inherited from class org.ssonet.io.IOFilterStream

available, closeIn, closeOut, read, run, write

Methods inherited from class java.lang.Object

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

Field Detail

b

byte[] b

Constructor Detail

NullFilterStream

public NullFilterStream()

Method Detail

ping

public void ping()
          throws java.io.IOException

Sends a dummy message to the Stream.

Throws:

java.io.IOException

handleMessage

public void handleMessage(byte b,
                          org.ssonet.io.IOStream ios)
                   throws java.io.IOException

Description copied from class: IOFilterStream

Subclasses implement this to handle their messages. b==0 means data and never reaches this method, only protocol messages are handled here. Subclasses have to take care of length encoding.

Specified by:

handleMessage in class IOFilterStream

Parameters:

b - message code

ios - IOStream to read from and write to

java.io.IOException

setIOStream

public void setIOStream(org.ssonet.io.IOStream ios)

Description copied from class: IOFilterStream

Sets the IOStream and starts handling Messages.

Overrides:

setIOStream in class IOFilterStream