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.commons.jxpath.ri.model.beans;
018
019import org.apache.commons.jxpath.ri.compiler.NodeTest;
020import org.apache.commons.jxpath.ri.model.NodeIterator;
021import 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 13:46:46 -0400 (Fri, 02 May 2008) $
029 */
030public 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}