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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  package org.apache.commons.jxpath.ri.model.beans;
19  
20  import org.apache.commons.jxpath.ri.compiler.NodeTest;
21  import org.apache.commons.jxpath.ri.model.NodeIterator;
22  import org.apache.commons.jxpath.ri.model.NodePointer;
23  
24  /**
25   * Combines child node iterators of all elements of a collection into one aggregate child node iterator.
26   */
27  public class CollectionChildNodeIterator extends CollectionNodeIterator {
28  
29      private final NodeTest test;
30  
31      /**
32       * Constructs a new CollectionChildNodeIterator.
33       *
34       * @param pointer   CollectionPointer
35       * @param test      child test
36       * @param reverse   iteration order
37       * @param startWith starting pointer
38       */
39      public CollectionChildNodeIterator(final CollectionPointer pointer, final NodeTest test, final boolean reverse, final NodePointer startWith) {
40          super(pointer, reverse, startWith);
41          this.test = test;
42      }
43  
44      @Override
45      protected NodeIterator getElementNodeIterator(final NodePointer elementPointer) {
46          return elementPointer.childIterator(test, false, null);
47      }
48  }