org.apache.jackrabbit.commons.iterator
Class EventListenerIteratorAdapter

java.lang.Object
  org.apache.jackrabbit.commons.iterator.RangeIteratorDecorator
      org.apache.jackrabbit.commons.iterator.EventListenerIteratorAdapter

All Implemented Interfaces:

java.util.Iterator, javax.jcr.observation.EventListenerIterator, javax.jcr.RangeIterator

public class EventListenerIteratorAdapter
extends RangeIteratorDecorator
implements javax.jcr.observation.EventListenerIterator

Adapter class for turning RangeIterators or Iterators into EventListenerIterators.

Field Summary

static javax.jcr.observation.EventListenerIterator

EMPTY Static instance of an empty EventListenerIterator.

Constructor Summary

EventListenerIteratorAdapter(java.util.Collection collection)
Creates an iterator for the given collection.

EventListenerIteratorAdapter(java.util.Iterator iterator)
Creates an adapter for the given Iterator.

EventListenerIteratorAdapter(javax.jcr.RangeIterator iterator)
Creates an adapter for the given RangeIterator.

Method Summary

javax.jcr.observation.EventListener

nextEventListener() Returns the next event listener.

Methods inherited from class org.apache.jackrabbit.commons.iterator.RangeIteratorDecorator

getPosition, getSize, hasNext, next, remove, skip

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.jcr.RangeIterator

getPosition, getSize, skip

Methods inherited from interface java.util.Iterator

hasNext, next, remove

Field Detail

EMPTY

public static final javax.jcr.observation.EventListenerIterator EMPTY

Static instance of an empty EventListenerIterator.

Constructor Detail

EventListenerIteratorAdapter

public EventListenerIteratorAdapter(javax.jcr.RangeIterator iterator)

Creates an adapter for the given RangeIterator.

Parameters:

iterator - iterator of EventListeners

EventListenerIteratorAdapter

public EventListenerIteratorAdapter(java.util.Iterator iterator)

Creates an adapter for the given Iterator.

Parameters:

iterator - iterator of EventListeners

EventListenerIteratorAdapter

public EventListenerIteratorAdapter(java.util.Collection collection)

Creates an iterator for the given collection.

Parameters:

collection - collection of EventListeners

Method Detail

nextEventListener

public javax.jcr.observation.EventListener nextEventListener()

Returns the next event listener.

Specified by:

nextEventListener in interface javax.jcr.observation.EventListenerIterator

Returns:

next event listener

Throws:

java.util.NoSuchElementException - if there is no next event listener