1/*
2 * reserved comment block
3 * DO NOT REMOVE OR ALTER!
4 */
5/*
6 * Licensed to the Apache Software Foundation (ASF) under one or more
7 * contributor license agreements.  See the NOTICE file distributed with
8 * this work for additional information regarding copyright ownership.
9 * The ASF licenses this file to You under the Apache License, Version 2.0
10 * (the "License"); you may not use this file except in compliance with
11 * the License.  You may obtain a copy of the License at
12 *
13 *      http://www.apache.org/licenses/LICENSE-2.0
14 *
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
20 */
21
22package com.sun.org.apache.xalan.internal.xsltc.dom;
23
24import com.sun.org.apache.xml.internal.dtm.DTMAxisIterator;
25import com.sun.org.apache.xml.internal.dtm.ref.DTMAxisIteratorBase;
26
27/**
28 * A ClonedNodeListIterator is returned by the cloneIterator() method
29 * of a CachedNodeListIterator. Its next() method retrieves the nodes from
30 * the cache of the CachedNodeListIterator.
31 */
32public final class ClonedNodeListIterator extends DTMAxisIteratorBase {
33
34    /**
35     * Source for this iterator.
36     */
37    private CachedNodeListIterator _source;
38    private int _index = 0;
39
40    public ClonedNodeListIterator(CachedNodeListIterator source) {
41        _source = source;
42    }
43
44    public void setRestartable(boolean isRestartable) {
45        //_isRestartable = isRestartable;
46        //_source.setRestartable(isRestartable);
47    }
48
49    public DTMAxisIterator setStartNode(int node) {
50        return this;
51    }
52
53    public int next() {
54        return _source.getNode(_index++);
55    }
56
57    public int getPosition() {
58        return _index == 0 ? 1 : _index;
59    }
60
61    public int getNodeByPosition(int pos) {
62        return _source.getNode(pos);
63    }
64
65    public DTMAxisIterator cloneIterator() {
66        return _source.cloneIterator();
67    }
68
69    public DTMAxisIterator reset() {
70        _index = 0;
71        return this;
72    }
73
74    public void setMark() {
75        _source.setMark();
76    }
77
78    public void gotoMark() {
79        _source.gotoMark();
80    }
81}
82