| /* |
| * reserved comment block |
| * DO NOT REMOVE OR ALTER! |
| */ |
| /* |
| * Copyright 2004 The Apache Software Foundation. |
| * |
| * Licensed 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: DOM2Helper.java,v 1.1.4.1 2005/09/08 11:03:09 suresh_emailid Exp $ |
| */ |
| package com.sun.org.apache.xml.internal.serializer.utils; |
| |
| import java.io.IOException; |
| |
| import javax.xml.parsers.DocumentBuilder; |
| import javax.xml.parsers.DocumentBuilderFactory; |
| import javax.xml.parsers.ParserConfigurationException; |
| import javax.xml.transform.TransformerException; |
| |
| import org.w3c.dom.Attr; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| |
| import org.xml.sax.InputSource; |
| |
| /** |
| * This class provides a DOM level 2 "helper", which provides services currently |
| * not provided be the DOM standard. |
| * |
| * This class is a copy of the one in com.sun.org.apache.xml.internal.utils. |
| * It exists to cut the serializers dependancy on that package. |
| * |
| * The differences from the original class are: |
| * it doesn't extend DOMHelper, not depricated, |
| * dropped method isNodeAfter(Node node1, Node node2) |
| * dropped method parse(InputSource) |
| * dropped method supportSAX() |
| * dropped method setDocument(doc) |
| * dropped method checkNode(Node) |
| * dropped method getDocument() |
| * dropped method getElementByID(String id, Document doc) |
| * dropped method getParentOfNode(Node node) |
| * dropped field Document m_doc; |
| * made class non-public |
| * |
| * This class is not a public API, it is only public because it is |
| * used in com.sun.org.apache.xml.internal.serializer. |
| * |
| * @xsl.usage internal |
| */ |
| public final class DOM2Helper |
| { |
| |
| /** |
| * Construct an instance. |
| */ |
| public DOM2Helper(){} |
| |
| /** |
| * Returns the local name of the given node, as defined by the |
| * XML Namespaces specification. This is prepared to handle documents |
| * built using DOM Level 1 methods by falling back upon explicitly |
| * parsing the node name. |
| * |
| * @param n Node to be examined |
| * |
| * @return String containing the local name, or null if the node |
| * was not assigned a Namespace. |
| */ |
| public String getLocalNameOfNode(Node n) |
| { |
| |
| String name = n.getLocalName(); |
| |
| return (null == name) ? getLocalNameOfNodeFallback(n) : name; |
| } |
| |
| /** |
| * Returns the local name of the given node. If the node's name begins |
| * with a namespace prefix, this is the part after the colon; otherwise |
| * it's the full node name. |
| * |
| * This method is copied from com.sun.org.apache.xml.internal.utils.DOMHelper |
| * |
| * @param n the node to be examined. |
| * |
| * @return String containing the Local Name |
| */ |
| private String getLocalNameOfNodeFallback(Node n) |
| { |
| |
| String qname = n.getNodeName(); |
| int index = qname.indexOf(':'); |
| |
| return (index < 0) ? qname : qname.substring(index + 1); |
| } |
| |
| /** |
| * Returns the Namespace Name (Namespace URI) for the given node. |
| * In a Level 2 DOM, you can ask the node itself. Note, however, that |
| * doing so conflicts with our decision in getLocalNameOfNode not |
| * to trust the that the DOM was indeed created using the Level 2 |
| * methods. If Level 1 methods were used, these two functions will |
| * disagree with each other. |
| * <p> |
| * TODO: Reconcile with getLocalNameOfNode. |
| * |
| * @param n Node to be examined |
| * |
| * @return String containing the Namespace URI bound to this DOM node |
| * at the time the Node was created. |
| */ |
| public String getNamespaceOfNode(Node n) |
| { |
| return n.getNamespaceURI(); |
| } |
| |
| /** Field m_useDOM2getNamespaceURI is a compile-time flag which |
| * gates some of the parser options used to build a DOM -- but |
| * that code is commented out at this time and nobody else |
| * references it, so I've commented this out as well. */ |
| //private boolean m_useDOM2getNamespaceURI = false; |
| } |