net.sf.doolin.bus.support
Class BothWayPropertyChangeSubscriber

java.lang.Object
  net.sf.doolin.bus.support.AbstractSubscriber<PropertyChangeMessage>
      net.sf.doolin.bus.support.BothWayPropertyChangeSubscriber

All Implemented Interfaces:

Subscriber<PropertyChangeMessage>, SubscriberExecution<PropertyChangeMessage>, SubscriberTrigger<PropertyChangeMessage>, SubscriberValidator

public final class BothWayPropertyChangeSubscriber
extends AbstractSubscriber<PropertyChangeMessage>

This subscriber connects two properties in two different beans, in both directions. If the property of the source bean changes, then the property on the target bean is updated and vice-versa.

Author:

Damien Coraboeuf

Constructor Summary

BothWayPropertyChangeSubscriber(SubscriberValidator validator, Object sourceBean, String sourcePropertyPath, Object targetBean, String targetPropertyPath)
Constructor.

Method Summary

boolean	accept(PropertyChangeMessage message) Checks the message
String	getExecutionDescription() Describes the execution.
String	getTriggerDescription() Description for the trigger
void	receive(PropertyChangeMessage message) This method called whenever a message is received.
String	toString()

Methods inherited from class net.sf.doolin.bus.support.AbstractSubscriber

getMessageClass, getValidatorDescription, isValid

Methods inherited from class java.lang.Object

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

Constructor Detail

BothWayPropertyChangeSubscriber

public BothWayPropertyChangeSubscriber(SubscriberValidator validator,
                                       Object sourceBean,
                                       String sourcePropertyPath,
                                       Object targetBean,
                                       String targetPropertyPath)

Constructor.

Parameters:

validator - Validator for the subscription

sourceBean - Source bean

sourcePropertyPath - Source property path

targetBean - Target bean

targetPropertyPath - Target property path

Method Detail

getExecutionDescription

public String getExecutionDescription()

Description copied from interface: SubscriberExecution

Describes the execution. This information is used for debugging purpose only.

Returns:

A description of the execution.

getTriggerDescription

public String getTriggerDescription()

Description copied from interface: SubscriberTrigger

Description for the trigger

accept

public boolean accept(PropertyChangeMessage message)

Description copied from interface: SubscriberTrigger

Checks the message

receive

public void receive(PropertyChangeMessage message)

Description copied from interface: SubscriberExecution

This method called whenever a message is received.

Parameters:

message - Message to handle

toString

public String toString()

Overrides:

toString in class AbstractSubscriber<PropertyChangeMessage>