001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.activemq.kaha.impl.container;
018
019import java.util.Iterator;
020
021/**
022 * An Iterator for a container entry Set
023 * 
024 * 
025 */
026public class ContainerEntrySetIterator implements Iterator {
027    private MapContainerImpl container;
028    private Iterator iter;
029    private ContainerMapEntry currentEntry;
030
031    ContainerEntrySetIterator(MapContainerImpl container, Iterator iter) {
032        this.container = container;
033        this.iter = iter;
034    }
035
036    public boolean hasNext() {
037        return iter.hasNext();
038    }
039
040    public Object next() {
041        currentEntry = (ContainerMapEntry)iter.next();
042        return currentEntry;
043    }
044
045    public void remove() {
046        if (currentEntry != null) {
047            container.remove(currentEntry.getKey());
048        }
049    }
050}