net.grinder.tools.tcpproxy

Class EchoFilter

java.lang.Object

net.grinder.tools.tcpproxy.EchoFilter

All Implemented Interfaces:

TCPProxyFilter

public class EchoFilter
extends Object
implements TCPProxyFilter

Filter that echos to the output stream of a logger.

Author:

Philip Aston, Bertrand Ave

Nested Class Summary

Nested classes/interfaces inherited from interface net.grinder.tools.tcpproxy.TCPProxyFilter

TCPProxyFilter.FilterException

Constructor Summary

Constructors

Constructor and Description
EchoFilter(PrintWriter output) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
void	connectionClosed(ConnectionDetails connectionDetails) A connection has been closed.
void	connectionOpened(ConnectionDetails connectionDetails) A new connection has been opened.
byte[]	handle(ConnectionDetails connectionDetails, byte[] buffer, int bytesRead) Handle a message fragment from the stream.

Methods inherited from class java.lang.Object

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

Constructor Detail

EchoFilter

public EchoFilter(PrintWriter output)

Constructor.

Parameters:

output - Where to direct output.

Method Detail

handle

public byte[] handle(ConnectionDetails connectionDetails,
            byte[] buffer,
            int bytesRead)
              throws TCPProxyFilter.FilterException

Handle a message fragment from the stream.

Specified by:

handle in interface TCPProxyFilter

Parameters:

connectionDetails - Describes the connection.

buffer - Contains the data.

bytesRead - How many bytes of data in buffer.

Returns:

Filters can optionally return a byte[] which will be transmitted to the server instead of buffer.

Throws:

TCPProxyFilter.FilterException - If an error occurs.

connectionOpened

public void connectionOpened(ConnectionDetails connectionDetails)

A new connection has been opened.

Specified by:

connectionOpened in interface TCPProxyFilter

Parameters:

connectionDetails - Describes the connection.

connectionClosed

public void connectionClosed(ConnectionDetails connectionDetails)

A connection has been closed.

Specified by:

connectionClosed in interface TCPProxyFilter

Parameters:

connectionDetails - Describes the connection.