Package net.sf.freecol.metaserver

Class MetaServerHandler

java.lang.Object

net.sf.freecol.metaserver.MetaServerHandler

All Implemented Interfaces:

MessageHandler

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

Handle network messages sent to the meta-server.

Field Summary

Fields

Modifier and Type	Field	Description
private static java.util.logging.Logger	logger
private MetaRegister	metaRegister	The register of connected FreeColServers.
private MetaServer	metaServer	The encapsulated meta-server.

Constructor Summary

Constructors

Constructor	Description
MetaServerHandler(MetaServer metaServer, MetaRegister metaRegister)	The constructor to use.

Method Summary

Modifier and Type	Method	Description
private void	disconnect(Connection connection)	Handle a "disconnect"-request.
Message	handle(Connection connection, Message message)	Handle an incoming message.
Message	read(Connection connection)	Read an incoming Message.
private boolean	register(RegisterServerMessage message)	Handle a "register"-request.
private void	remove(RemoveServerMessage message)	Handle a "remove"-request.
private Message	serverList()	Handle a "serverList"-request.
private void	update(UpdateServerMessage message)	Handle 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 final java.util.logging.Logger logger

metaServer

private final MetaServer metaServer

The encapsulated meta-server.

metaRegister

private final MetaRegister metaRegister

The register of connected FreeColServers.

Constructor Detail

MetaServerHandler

public MetaServerHandler(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 Message handle(Connection connection,
                      Message message)
               throws FreeColException

Handle an incoming message.

Specified by:

handle in interface MessageHandler

Parameters:

connection - The Connection the message arrived on.

message - The Message to handle.

Returns:

A reply message, if any.

Throws:

FreeColException - if the message is malformed.

read

public Message read(Connection connection)
             throws FreeColException,
                    javax.xml.stream.XMLStreamException

Read an incoming Message.

Specified by:

read in interface MessageHandler

Parameters:

connection - The Connection to read from.

Returns:

The Message found, or null if none.

Throws:

FreeColException - if the message can not be instantiated.

javax.xml.stream.XMLStreamException - if there is a problem reading the message.

disconnect

private void disconnect(Connection connection)

Handle a "disconnect"-request.

Parameters:

connection - The Connection the message came from.

register

private boolean register(RegisterServerMessage message)

Handle a "register"-request.

Parameters:

message - The RegisterServerMessage to process.

Returns:

true if the server was registered.

remove

private void remove(RemoveServerMessage message)

Handle a "remove"-request.

Parameters:

message - The RemoveServerMessage to process.

serverList

private Message serverList()

Handle a "serverList"-request.

Returns:

A ServerListMessage with attached ServerInfo for each current server known to the meta-register.

update

private void update(UpdateServerMessage message)

Handle an "update"-request.

Parameters:

message - The UpdateServerMessage to process.