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.commons.jxpath.ri.model.beans;
018    
019    import org.apache.commons.jxpath.ri.compiler.NodeTest;
020    import org.apache.commons.jxpath.ri.model.NodeIterator;
021    import org.apache.commons.jxpath.ri.model.NodePointer;
022    
023    /**
024     * Combines child node iterators of all elements of a collection into one
025     * aggregate child node iterator.
026     *
027     * @author Dmitri Plotnikov
028     * @version $Revision: 652845 $ $Date: 2008-05-02 12:46:46 -0500 (Fri, 02 May 2008) $
029     */
030    public class CollectionChildNodeIterator extends CollectionNodeIterator {
031    
032        private NodeTest test;
033    
034        /**
035         * Create a new CollectionChildNodeIterator.
036         * @param pointer CollectionPointer
037         * @param test child test
038         * @param reverse iteration order
039         * @param startWith starting pointer
040         */
041        public CollectionChildNodeIterator(
042            CollectionPointer pointer,
043            NodeTest test,
044            boolean reverse,
045            NodePointer startWith) {
046            super(pointer, reverse, startWith);
047            this.test = test;
048        }
049    
050        protected NodeIterator getElementNodeIterator(NodePointer elementPointer) {
051            return elementPointer.childIterator(test, false, null);
052        }
053    }