Package eu.bandm.tools.message

Class MessagePasser<M extends Message>

java.lang.Object

eu.bandm.tools.message.SingleSender<M>

eu.bandm.tools.message.MessagePasser<M>

Type Parameters:

M - the message subtype propagated by this sender

All Implemented Interfaces:

MessageReceiver<M>

Direct Known Subclasses:

LLJavac.Messager, MessageFormatter, MessageTranslator

public class MessagePasser<M extends Message>
extends SingleSender<M>
implements MessageReceiver<M>

Simply passes every message it receives to a single target. Is intented as a basis class for overriding the receive(M) method and thus implementing filters and on-the-fly transformations.

Field Summary

Fields inherited from class eu.bandm.tools.message.SingleSender

receiver

Constructor Summary

Constructors

Constructor	Description
MessagePasser()	After calling this constructor, a call to SingleSender.setReceiver(MessageReceiver) is necessary.
MessagePasser(MessageReceiver<? super M> r)	Constructor which sets the receiver.

Method Summary

Modifier and Type	Method	Description
void	receive(M m)	Will pass the received message to the current SingleSender.receiver.

Methods inherited from class eu.bandm.tools.message.SingleSender

getReceiver, send, setReceiver

Methods inherited from class java.lang.Object

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

Methods inherited from interface eu.bandm.tools.message.MessageReceiver

ifSubcriticalThen, ifSubcriticalThen, ifSubcriticalThenElse

Constructor Details

MessagePasser

public MessagePasser()

After calling this constructor, a call to SingleSender.setReceiver(MessageReceiver) is necessary. Cf the documentation of SingleSender.

MessagePasser

public MessagePasser(MessageReceiver<? super M> r)

Constructor which sets the receiver.

Parameters:

r - Receiver

Method Details

receive

public void receive(M m)

Will pass the received message to the current SingleSender.receiver.
Intentionally, the code will crash if this is ==null

Specified by:

receive in interface MessageReceiver<M extends Message>

Parameters:

m - the message to receive.