| /** |
| * 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. |
| */ |
| package org.apache.ws.commons.schema; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.w3c.dom.DocumentFragment; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.NodeList; |
| |
| /** |
| * Class to return a node list without thread-safety issue. |
| */ |
| class DocumentFragmentNodeList implements NodeList { |
| private List<Node> nodes; |
| private DocumentFragment fragment; |
| |
| /** |
| * Construct a list of the children of a given node. |
| * |
| * @param parentNode node from which to copy children. |
| */ |
| DocumentFragmentNodeList(Node parentNode) { |
| fragment = parentNode.getOwnerDocument().createDocumentFragment(); |
| nodes = new ArrayList<Node>(); |
| for (Node child = parentNode.getFirstChild(); child != null; child = child.getNextSibling()) { |
| nodes.add(fragment.appendChild(child.cloneNode(true))); |
| } |
| } |
| |
| /** |
| * Create a list of the children of a given node that are elements with a specified qualified name. |
| * |
| * @param parentNode node from which to copy children. |
| * @param filterUri Namespace URI of children to copy. |
| * @param filterLocal Local name of children to copy. |
| */ |
| DocumentFragmentNodeList(Node parentNode, String filterUri, String filterLocal) { |
| fragment = parentNode.getOwnerDocument().createDocumentFragment(); |
| nodes = new ArrayList<Node>(); |
| for (Node child = parentNode.getFirstChild(); child != null; child = child.getNextSibling()) { |
| if (child.getNodeType() == Node.ELEMENT_NODE && child.getNamespaceURI().equals(filterUri) |
| && child.getLocalName().equals(filterLocal)) { |
| nodes.add(fragment.appendChild(child.cloneNode(true))); |
| } |
| } |
| } |
| |
| public int getLength() { |
| return nodes.size(); |
| } |
| |
| public Node item(int index) { |
| if (nodes == null) { |
| return null; |
| } else { |
| return nodes.get(index); |
| } |
| } |
| |
| } |