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     */
017    package org.apache.activemq.kaha.impl.container;
018    
019    import java.util.Iterator;
020    
021    /**
022     * An Iterator for a container entry Set
023     * 
024     * 
025     */
026    public 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    }