00001 /* 00002 * The Apache Software License, Version 1.1 00003 * 00004 * 00005 * Copyright (c) 1999 The Apache Software Foundation. All rights 00006 * reserved. 00007 * 00008 * Redistribution and use in source and binary forms, with or without 00009 * modification, are permitted provided that the following conditions 00010 * are met: 00011 * 00012 * 1. Redistributions of source code must retain the above copyright 00013 * notice, this list of conditions and the following disclaimer. 00014 * 00015 * 2. Redistributions in binary form must reproduce the above copyright 00016 * notice, this list of conditions and the following disclaimer in 00017 * the documentation and/or other materials provided with the 00018 * distribution. 00019 * 00020 * 3. The end-user documentation included with the redistribution, 00021 * if any, must include the following acknowledgment: 00022 * "This product includes software developed by the 00023 * Apache Software Foundation (http://www.apache.org/)." 00024 * Alternately, this acknowledgment may appear in the software itself, 00025 * if and wherever such third-party acknowledgments normally appear. 00026 * 00027 * 4. The names "Xalan" and "Apache Software Foundation" must 00028 * not be used to endorse or promote products derived from this 00029 * software without prior written permission. For written 00030 * permission, please contact apache@apache.org. 00031 * 00032 * 5. Products derived from this software may not be called "Apache", 00033 * nor may "Apache" appear in their name, without prior written 00034 * permission of the Apache Software Foundation. 00035 * 00036 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 00037 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 00038 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00039 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 00040 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00041 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00042 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 00043 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 00044 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00045 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 00046 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00047 * SUCH DAMAGE. 00048 * ==================================================================== 00049 * 00050 * This software consists of voluntary contributions made by many 00051 * individuals on behalf of the Apache Software Foundation and was 00052 * originally based on software copyright (c) 1999, International 00053 * Business Machines, Inc., http://www.ibm.com. For more 00054 * information on the Apache Software Foundation, please see 00055 * <http://www.apache.org/>. 00056 */ 00057 #if !defined(XALAN_EXTENSIONNSHANDLER_HEADER_GUARD) 00058 #define XALAN_EXTENSIONNSHANDLER_HEADER_GUARD 00059 00060 00061 // Base include file. Must be first. 00062 #include "XSLTDefinitions.hpp" 00063 00064 00065 00066 // Base class 00067 #include "ExtensionFunctionHandler.hpp" 00068 00069 00070 00071 #include <set> 00072 00073 00074 00075 #include <XalanDOM/XalanDOMString.hpp> 00076 00077 00078 00079 class QName; 00080 class Stylesheet; 00081 class XalanElement; 00082 class XalanNode; 00083 class StylesheetExecutionContext; 00084 00085 00086 00087 class XALAN_XSLT_EXPORT ExtensionNSHandler : public ExtensionFunctionHandler 00088 { 00089 public: 00096 ExtensionNSHandler(const XalanDOMString& namespaceUri); 00097 00111 ExtensionNSHandler( 00112 const XalanDOMString& namespaceUri, 00113 const XalanDOMString& elemNames, 00114 const XalanDOMString& funcNames, 00115 const XalanDOMString& lang, 00116 const XalanDOMString& srcURL, 00117 const XalanDOMString& src); 00118 00126 virtual void 00127 setFunctions(const XalanDOMString& funcNames); 00128 00139 virtual void 00140 setScript( 00141 const XalanDOMString& lang, 00142 const XalanDOMString& srcURL, 00143 const XalanDOMString& scriptSrc); 00144 00151 void 00152 setElements(const XalanDOMString& elemNames); 00153 00160 bool 00161 isElementAvailable (const XalanDOMString& element) const; 00162 00181 void 00182 processElement ( 00183 StylesheetExecutionContext& executionContext, 00184 const XalanDOMString& localPart, 00185 const XalanElement* element, 00186 Stylesheet& stylesheetTree, 00187 const XalanNode* sourceTree, 00188 const XalanNode* sourceNode, 00189 const QName& mode); 00190 00191 protected: 00192 00199 virtual void 00200 startupComponent(); 00201 00202 00203 private: 00204 00205 #if defined(XALAN_NO_NAMESPACES) 00206 typedef set<XalanDOMString, 00207 less<XalanDOMString> > ExtensionSetType; 00208 #else 00209 typedef std::set<XalanDOMString> ExtensionSetType; 00210 #endif 00211 00212 // Extension elements of this namespace 00213 ExtensionSetType m_elements; 00214 00215 // True when info from the component description has been loaded. This gets 00216 // set as soon as any of the info has been specified. If this is false, 00217 // when processElement or processFunction is called it will use the 00218 // namespace URI as a URL and try to load that location as the component 00219 // description 00220 bool m_componentDescLoaded; 00221 00226 void 00227 loadComponentDescription(); 00228 00240 static XalanDOMString 00241 getScriptString(const XalanElement& elem); 00242 }; 00243 00244 00245 00246 #endif // XALAN_EXTENSIONNSHANDLER_HEADER_GUARD
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