net.sf.freecol.metaserver
Class NetworkHandler

java.lang.Object
  net.sf.freecol.metaserver.NetworkHandler

All Implemented Interfaces:

MessageHandler

public final class NetworkHandler
extends java.lang.Object
implements MessageHandler

Handles all network messages beeing sent to the metaserver.

Field Summary

private static java.util.logging.Logger	logger
private MetaRegister	metaRegister
private MetaServer	metaServer

Constructor Summary

NetworkHandler(MetaServer metaServer, MetaRegister metaRegister)
The constructor to use.

Method Summary

private org.w3c.dom.Element	disconnect(Connection connection, org.w3c.dom.Element element) Handles a "disconnect"-request.
private org.w3c.dom.Element	getServerList(Connection connection, org.w3c.dom.Element element) Handles a "getServerList"-request.
org.w3c.dom.Element	handle(Connection connection, org.w3c.dom.Element element) Handles a network message.
private org.w3c.dom.Element	register(Connection connection, org.w3c.dom.Element element) Handles a "register"-request.
private org.w3c.dom.Element	remove(Connection connection, org.w3c.dom.Element element) Handles a "remove"-request.
private org.w3c.dom.Element	update(Connection connection, org.w3c.dom.Element element) Handles an "update"-request.

Methods inherited from class java.lang.Object

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

Field Detail

logger

private static java.util.logging.Logger logger

metaServer

private MetaServer metaServer

metaRegister

private MetaRegister metaRegister

Constructor Detail

NetworkHandler

public NetworkHandler(MetaServer metaServer,
                      MetaRegister metaRegister)

The constructor to use.

Parameters:

metaServer - The MetaServer this NetworkHandler has been created for.

metaRegister - An object containing a list of all the servers.

Method Detail

handle

public org.w3c.dom.Element handle(Connection connection,
                                  org.w3c.dom.Element element)

Handles a network message.

Specified by:

handle in interface MessageHandler

Parameters:

connection - The Connection the message came from.

element - The message to be processed.

Returns:

The reply (if any) or null.

getServerList

private org.w3c.dom.Element getServerList(Connection connection,
                                          org.w3c.dom.Element element)

Handles a "getServerList"-request.

Parameters:

connection - The Connection the message was received on.

element - The element containing the request.

Returns:

The reply: An Element with a list of the servers in the MetaRegister.

register

private org.w3c.dom.Element register(Connection connection,
                                     org.w3c.dom.Element element)

Handles a "register"-request.

Parameters:

connection - The connection the message was received on.

element - The element containing the request.

Returns:

The reply: null.

update

private org.w3c.dom.Element update(Connection connection,
                                   org.w3c.dom.Element element)

Handles an "update"-request.

Parameters:

connection - The connection the message came from.

element - The element containing the request.

Returns:

The reply: null.

remove

private org.w3c.dom.Element remove(Connection connection,
                                   org.w3c.dom.Element element)

Handles a "remove"-request.

Parameters:

connection - The connection the message came from.

element - The element containing the request.

Returns:

The reply: null.

disconnect

private org.w3c.dom.Element disconnect(Connection connection,
                                       org.w3c.dom.Element element)

Handles a "disconnect"-request.

Parameters:

connection - The connection the message came from.

element - The element containing the request.

Returns:

The reply: null.