| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * |
| * Copyright (c) 2003 The Apache Software Foundation. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Xerces" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache", |
| * nor may "Apache" appear in their name, without prior written |
| * permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation and was |
| * originally based on software copyright (c) 2003, International Business |
| * Machines, Inc., http://www.ibm.com. For more information on the Apache |
| * Software Foundation, please see |
| * <http://www.apache.org/>. |
| */ |
| |
| package org.apache.xalan.transformer; |
| |
| import javax.xml.transform.Transformer; |
| |
| import org.apache.xalan.templates.ElemTemplate; |
| import org.apache.xalan.templates.ElemTemplateElement; |
| import org.apache.xml.dtm.DTM; |
| import org.apache.xml.dtm.DTMIterator; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.traversal.NodeIterator; |
| |
| /** |
| * Before the serializer merge, the TransformState interface was |
| * implemented by ResultTreeHandler. |
| */ |
| public class XalanTransformState |
| implements TransformState { |
| |
| Node m_node = null; |
| ElemTemplateElement m_currentElement = null; |
| ElemTemplate m_currentTemplate = null; |
| ElemTemplate m_matchedTemplate = null; |
| int m_currentNodeHandle = DTM.NULL; |
| Node m_currentNode = null; |
| int m_matchedNode = DTM.NULL; |
| DTMIterator m_contextNodeList = null; |
| boolean m_elemPending = false; |
| TransformerImpl m_transformer = null; |
| |
| /** |
| * @see org.apache.xml.serializer.TransformStateSetter#setCurrentNode(Node) |
| */ |
| public void setCurrentNode(Node n) { |
| m_node = n; |
| } |
| |
| /** |
| * @see org.apache.xml.serializer.TransformStateSetter#resetState(Transformer) |
| */ |
| public void resetState(Transformer transformer) { |
| if ((transformer != null) && (transformer instanceof TransformerImpl)) { |
| m_transformer = (TransformerImpl)transformer; |
| m_currentElement = m_transformer.getCurrentElement(); |
| m_currentTemplate = m_transformer.getCurrentTemplate(); |
| m_matchedTemplate = m_transformer.getMatchedTemplate(); |
| int currentNodeHandle = m_transformer.getCurrentNode(); |
| DTM dtm = m_transformer.getXPathContext().getDTM(currentNodeHandle); |
| m_currentNode = dtm.getNode(currentNodeHandle); |
| m_matchedNode = m_transformer.getMatchedNode(); |
| m_contextNodeList = m_transformer.getContextNodeList(); |
| } |
| } |
| |
| /** |
| * @see org.apache.xalan.transformer.TransformState#getCurrentElement() |
| */ |
| public ElemTemplateElement getCurrentElement() { |
| if (m_elemPending) |
| return m_currentElement; |
| else |
| return m_transformer.getCurrentElement(); |
| } |
| |
| /** |
| * @see org.apache.xalan.transformer.TransformState#getCurrentNode() |
| */ |
| public Node getCurrentNode() { |
| if (m_currentNode != null) { |
| return m_currentNode; |
| } else { |
| DTM dtm = m_transformer.getXPathContext().getDTM(m_transformer.getCurrentNode()); |
| return dtm.getNode(m_transformer.getCurrentNode()); |
| } |
| } |
| |
| /** |
| * @see org.apache.xalan.transformer.TransformState#getCurrentTemplate() |
| */ |
| public ElemTemplate getCurrentTemplate() { |
| if (m_elemPending) |
| return m_currentTemplate; |
| else |
| return m_transformer.getCurrentTemplate(); |
| } |
| |
| /** |
| * @see org.apache.xalan.transformer.TransformState#getMatchedTemplate() |
| */ |
| public ElemTemplate getMatchedTemplate() { |
| if (m_elemPending) |
| return m_matchedTemplate; |
| else |
| return m_transformer.getMatchedTemplate(); |
| } |
| |
| /** |
| * @see org.apache.xalan.transformer.TransformState#getMatchedNode() |
| */ |
| public Node getMatchedNode() { |
| |
| if (m_elemPending) { |
| DTM dtm = m_transformer.getXPathContext().getDTM(m_matchedNode); |
| return dtm.getNode(m_matchedNode); |
| } else { |
| DTM dtm = m_transformer.getXPathContext().getDTM(m_transformer.getMatchedNode()); |
| return dtm.getNode(m_transformer.getMatchedNode()); |
| } |
| } |
| |
| /** |
| * @see org.apache.xalan.transformer.TransformState#getContextNodeList() |
| */ |
| public NodeIterator getContextNodeList() { |
| if (m_elemPending) { |
| return new org.apache.xml.dtm.ref.DTMNodeIterator(m_contextNodeList); |
| } else { |
| return new org.apache.xml.dtm.ref.DTMNodeIterator(m_transformer.getContextNodeList()); |
| } |
| } |
| /** |
| * @see org.apache.xalan.transformer.TransformState#getTransformer() |
| */ |
| public Transformer getTransformer() { |
| return m_transformer; |
| } |
| |
| } |