org.sape.smfw.messagingengine
Class MessageHandlerFactory

java.lang.Object
  org.sape.smfw.messagingengine.MessageHandlerFactory

public class MessageHandlerFactory

extends Object

A factory class that creates MessageHandlers for the supplied messages.

Field Summary

private ClassLoader	classLoader ClassLoader to use for creating message handlers
private static org.apache.commons.logging.Log	log
private StringMap	messageToHandlerMap Maps Message class names to MessageHandler class names.

Constructor Summary

MessageHandlerFactory(StringMap messageToHandlerMap, ClassLoader classLoader)
Constructs a MessageHandlerFactory.

Method Summary

MessageHandler

createMessageHandler(Message message) Creates a MessageHandler for the supplied message

Methods inherited from class java.lang.Object

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

Field Detail

log

private static final org.apache.commons.logging.Log log

messageToHandlerMap

private StringMap messageToHandlerMap

Maps Message class names to MessageHandler class names.

classLoader

private ClassLoader classLoader

ClassLoader to use for creating message handlers

Constructor Detail

MessageHandlerFactory

public MessageHandlerFactory(StringMap messageToHandlerMap,
                             ClassLoader classLoader)

Constructs a MessageHandlerFactory.

Parameters:

messageToHandlerMap - maps Message class names to MessageHandler class names

classLoader - ClassLoader to use for creating MessageHandlers. If this parameter is set to null, then the classloader of the current instance is used.

Method Detail

createMessageHandler

public MessageHandler createMessageHandler(Message message)

Creates a MessageHandler for the supplied message

Parameters:

message - the message for which a MessageHandler is needed