com.levigo.util.base.collections
Class AbstractListObserver<E>

java.lang.Object
  com.levigo.util.base.collections.AbstractListObserver<E>

Type Parameters:

E -

All Implemented Interfaces:

ListObserver<E>

public abstract class AbstractListObserver<E>
extends Object
implements ListObserver<E>

A base implementation of ListObserver.

Constructor Summary

AbstractListObserver()

Method Summary

void	elementAdded(int index, E e)
void	elementRemoved(int index, E e)
void	elementSet(int index, E oldEntry, E newEntry) This default implementation delegates to a pair of calls to elementRemoved(int, Object) and elementAdded(int, Object).

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractListObserver

public AbstractListObserver()

Method Detail

elementAdded

public void elementAdded(int index,
                         E e)

Specified by:

elementAdded in interface ListObserver<E>

elementRemoved

public void elementRemoved(int index,
                           E e)

Specified by:

elementRemoved in interface ListObserver<E>

elementSet

public void elementSet(int index,
                       E oldEntry,
                       E newEntry)

This default implementation delegates to a pair of calls to elementRemoved(int, Object) and elementAdded(int, Object).

Specified by:

elementSet in interface ListObserver<E>

See Also:

ListObserver.elementSet(int, java.lang.Object, java.lang.Object)