cz.cuni.amis.utils.collections
Class ElementListener<T>

java.lang.Object
  cz.cuni.amis.utils.collections.SimpleListener<T>
      cz.cuni.amis.utils.collections.ElementListener<T>

All Implemented Interfaces:

CollectionEventListener<T>, java.util.EventListener

public abstract class ElementListener<T>
extends SimpleListener<T>

Simple listener called for each element that has changed even in batch updates.

Constructor Summary

ElementListener()

Method Summary

protected void	changed(java.util.Collection<T> collection, java.util.Collection<T> added, java.util.Collection<T> removed) Called when a change occures on the collection.
abstract void	elementChanged(T elem, boolean added) Called each time an element changes.

Methods inherited from class cz.cuni.amis.utils.collections.SimpleListener

postAddEvent, postRemoveEvent, preAddEvent, preRemoveEvent

Methods inherited from class java.lang.Object

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

Constructor Detail

ElementListener

public ElementListener()

Method Detail

elementChanged

public abstract void elementChanged(T elem,
                                    boolean added)

Called each time an element changes.

Parameters:

elem -

added -

changed

protected void changed(java.util.Collection<T> collection,
                       java.util.Collection<T> added,
                       java.util.Collection<T> removed)

Description copied from class: SimpleListener

Called when a change occures on the collection.

Specified by:

changed in class SimpleListener<T>

Parameters:

collection - The changed collection.