/*******************************************************************************
 * Copyright (c) 2008 Standards for Technology in Automotive Retail
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     David Carver - STAR - bug 224197 - initial API and implementation
 *                    based on work from Apache Xalan 2.7.0
 *******************************************************************************/

/*
 * Copyright 1999-2004 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: ProcessorText.java,v 1.2 2008/03/28 02:38:16 dacarver Exp $
 */
package org.eclipse.wst.xsl.core.internal.compiler.xslt10.processor;

import org.eclipse.wst.xsl.core.internal.compiler.xslt10.templates.ElemTemplateElement;
import org.eclipse.wst.xsl.core.internal.compiler.xslt10.templates.ElemText;

/**
 * Process xsl:text.
 * 
 * @see <a href="http://www.w3.org/TR/xslt#dtd">XSLT DTD</a>
 * @see <a href="http://www.w3.org/TR/xslt#element-text">element-text in XSLT
 *      Specification</a>
 */
public class ProcessorText extends ProcessorTemplateElem {
	static final long serialVersionUID = 5170229307201307523L;

	/**
	 * Append the current template element to the current template element, and
	 * then push it onto the current template element stack.
	 * 
	 * @param handler
	 *            non-null reference to current StylesheetHandler that is
	 *            constructing the Templates.
	 * @param elem
	 *            non-null reference to a
	 *            {@link org.eclipse.wst.xsl.core.internal.compiler.xslt10.templates.ElemText}.
	 * 
	 * @throws org.xml.sax.SAXException
	 *             Any SAX exception, possibly wrapping another exception.
	 */
	@Override
	protected void appendAndPush(StylesheetHandler handler,
			ElemTemplateElement elem) throws org.xml.sax.SAXException {

		// Don't push this element onto the element stack.
		ProcessorCharacters charProcessor = (ProcessorCharacters) handler
				.getProcessorFor(null, "text()", "text");

		charProcessor.setXslTextElement((ElemText) elem);

		ElemTemplateElement parent = handler.getElemTemplateElement();

		parent.appendChild(elem);
		elem.setDOMBackPointer(handler.getOriginatingNode());
	}

	/**
	 * Receive notification of the end of an element.
	 * 
	 * @param handler
	 *            non-null reference to current StylesheetHandler that is
	 *            constructing the Templates.
	 * @param uri
	 *            The Namespace URI, or an empty string.
	 * @param localName
	 *            The local name (without prefix), or empty string if not
	 *            namespace processing.
	 * @param rawName
	 *            The qualified name (with prefix).
	 */
	@Override
	public void endElement(StylesheetHandler handler, String uri,
			String localName, String rawName) throws org.xml.sax.SAXException {

		ProcessorCharacters charProcessor = (ProcessorCharacters) handler
				.getProcessorFor(null, "text()", "text");

		charProcessor.setXslTextElement(null);

	}
}