| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| /* |
| * $Id$ |
| */ |
| |
| package org.apache.xalan.xsltc.dom; |
| |
| import org.apache.xml.dtm.DTMAxisIterator; |
| |
| /** |
| * Extends a StepIterator by adding the ability to filter nodes. It |
| * uses filters similar to those of a FilterIterator. |
| * @author Jacek Ambroziak |
| * @author Santiago Pericas-Geertsen |
| * @author Morten Jorgensen |
| */ |
| public final class FilteredStepIterator extends StepIterator { |
| |
| private Filter _filter; |
| |
| public FilteredStepIterator(DTMAxisIterator source, |
| DTMAxisIterator iterator, |
| Filter filter) { |
| super(source, iterator); |
| _filter = filter; |
| } |
| |
| public int next() { |
| int node; |
| while ((node = super.next()) != END) { |
| if (_filter.test(node)) { |
| return returnNode(node); |
| } |
| } |
| return node; |
| } |
| |
| } |