19f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson/* 29f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Licensed to the Apache Software Foundation (ASF) under one 39f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * or more contributor license agreements. See the NOTICE file 49f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * distributed with this work for additional information 59f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * regarding copyright ownership. The ASF licenses this file 69f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * to you under the Apache License, Version 2.0 (the "License"); 79f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * you may not use this file except in compliance with the License. 89f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * You may obtain a copy of the License at 99f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 109f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * http://www.apache.org/licenses/LICENSE-2.0 119f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 129f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Unless required by applicable law or agreed to in writing, software 139f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * distributed under the License is distributed on an "AS IS" BASIS, 149f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 159f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * See the License for the specific language governing permissions and 169f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * limitations under the License. 179f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 189f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson/* 199f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * $Id: ProcessorExsltFuncResult.java 468640 2006-10-28 06:53:53Z minchau $ 209f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 219f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonpackage org.apache.xalan.processor; 229f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 239f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xalan.templates.ElemExsltFuncResult; 249f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xalan.templates.ElemExsltFunction; 259f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xalan.templates.ElemParam; 269f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xalan.templates.ElemTemplateElement; 279f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xalan.templates.ElemVariable; 289f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 299f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.xml.sax.Attributes; 309f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.xml.sax.SAXException; 319f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 329f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson/** 339f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * This class processes parse events for an exslt func:result element. 349f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @xsl.usage internal 359f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 369f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonpublic class ProcessorExsltFuncResult extends ProcessorTemplateElem 379f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson{ 389f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson static final long serialVersionUID = 6451230911473482423L; 399f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 409f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 419f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Verify that the func:result element does not appear within a variable, 429f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * parameter, or another func:result, and that it belongs to a func:function 439f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * element. 449f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 459f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public void startElement( 469f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson StylesheetHandler handler, String uri, String localName, String rawName, Attributes attributes) 479f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson throws SAXException 489f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 499f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson String msg = ""; 509f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 519f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson super.startElement(handler, uri, localName, rawName, attributes); 529f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson ElemTemplateElement ancestor = handler.getElemTemplateElement().getParentElem(); 539f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson while (ancestor != null && !(ancestor instanceof ElemExsltFunction)) 549f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 559f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson if (ancestor instanceof ElemVariable 569f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson || ancestor instanceof ElemParam 579f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson || ancestor instanceof ElemExsltFuncResult) 589f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 599f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson msg = "func:result cannot appear within a variable, parameter, or another func:result."; 609f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson handler.error(msg, new SAXException(msg)); 619f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 629f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson ancestor = ancestor.getParentElem(); 639f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 649f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson if (ancestor == null) 659f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 669f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson msg = "func:result must appear in a func:function element"; 679f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson handler.error(msg, new SAXException(msg)); 689f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 699f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 709f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson} 71