org.johnnei.javatorrent.internal.utp.protocol

Class UtpMultiplexer

java.lang.Object

org.johnnei.javatorrent.internal.utp.protocol.UtpMultiplexer

All Implemented Interfaces:

Runnable

public class UtpMultiplexer
extends Object
implements Runnable

This class is capable of multiplexing all UtpSocket instances on a single DatagramSocket and forwarding the packets to the sockets.

Constructor Summary

Constructors

Constructor and Description
UtpMultiplexer(TorrentClient torrentClient) Creates a new multiplexer based on the given torrentClient

Method Summary

Modifier and Type	Method and Description
void	cleanUpSocket(UtpSocketImpl socket) Frees up the connection id used by the given UtpSocket and stops the polling for timeouts.
int	getReceiveBufferSize()
boolean	registerSocket(UtpSocketImpl socket) Attempts to register the given socket.
void	run()
void	send(DatagramPacket datagramPacket) Sends the given datagram packet onto the socket.
void	shutdown() Closes the socket.

Methods inherited from class java.lang.Object

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

Constructor Detail

UtpMultiplexer

public UtpMultiplexer(TorrentClient torrentClient)
               throws ModuleBuildException

Creates a new multiplexer based on the given torrentClient

Parameters:

torrentClient - The torrent client containing the desired configuration.

Throws:

ModuleBuildException - When the datagram socket cannot be bound.

Method Detail

registerSocket

public boolean registerSocket(UtpSocketImpl socket)

Attempts to register the given socket.

Parameters:

socket - The socket to register.

Returns:

true when the socket is registered. false when the connection id conflicts with an existing socket.

cleanUpSocket

public void cleanUpSocket(UtpSocketImpl socket)

Frees up the connection id used by the given UtpSocket and stops the polling for timeouts.

Parameters:

socket - The socket to clean up.

send

public void send(DatagramPacket datagramPacket)
          throws IOException

Sends the given datagram packet onto the socket.

Parameters:

datagramPacket - The packet to send.

Throws:

IOException - When the sending fails.

run

public void run()

Specified by:

run in interface Runnable

getReceiveBufferSize

public int getReceiveBufferSize()

Returns:

The buffer size as reported by multiplexerSocket.

shutdown

public void shutdown()

Closes the socket.