- /*
- * The Apache Software License, Version 1.1
- *
- *
- * Copyright (c) 1999 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 "Xalan" 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) 1999, Lotus
- * Development Corporation., http://www.lotus.com. For more
- * information on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- package org.apache.xalan.processor;
-
- import org.apache.xalan.templates.ElemTemplateElement;
- import org.apache.xalan.templates.ElemExsltFunction;
- import org.apache.xalan.templates.ElemExsltFuncResult;
- import org.apache.xalan.templates.ElemVariable;
- import org.apache.xalan.templates.ElemParam;
- import org.apache.xalan.templates.ElemFallback;
- import org.apache.xalan.res.XSLTErrorResources;
-
- import javax.xml.transform.TransformerException;
- import org.xml.sax.Attributes;
- import org.xml.sax.SAXException;
-
- import java.lang.reflect.Method;
- import java.lang.reflect.InvocationTargetException;
- import java.lang.NoSuchMethodException;
- import java.lang.InstantiationException;
- import java.lang.IllegalAccessException;
-
- import java.util.Vector;
-
- /**
- * <meta name="usage" content="internal"/>
- * This class processes parse events for an exslt func:result element.
- */
- public class ProcessorExsltFuncResult extends ProcessorTemplateElem
- {
-
- /**
- * Verify that the func:result element does not appear within a variable,
- * parameter, or another func:result, and that it belongs to a func:function
- * element.
- */
- public void startElement(
- StylesheetHandler handler, String uri, String localName, String rawName, Attributes attributes)
- throws SAXException
- {
- String msg = "";
-
- super.startElement(handler, uri, localName, rawName, attributes);
- ElemTemplateElement ancestor = handler.getElemTemplateElement().getParentElem();
- while (ancestor != null && !(ancestor instanceof ElemExsltFunction))
- {
- if (ancestor instanceof ElemVariable
- || ancestor instanceof ElemParam
- || ancestor instanceof ElemExsltFuncResult)
- {
- msg = "func:result cannot appear within a variable, parameter, or another func:result.";
- handler.error(msg, new SAXException(msg));
- }
- ancestor = ancestor.getParentElem();
- }
- if (ancestor == null)
- {
- msg = "func:result must appear in a func:function element";
- handler.error(msg, new SAXException(msg));
- }
- }
- }