00001 /* 00002 * Copyright 1999-2004 The Apache Software Foundation. 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 00017 #if !defined(XALAN_EXTENSIONFUNCTIONHANDLER_HEADER_GUARD) 00018 #define XALAN_EXTENSIONFUNCTIONHANDLER_HEADER_GUARD 00019 00020 00021 00022 // Base include file. Must be first. 00023 #include <xalanc/XSLT/XSLTDefinitions.hpp> 00024 00025 00026 00027 #include <set> 00028 #include <vector> 00029 00030 00031 00032 #include <xalanc/PlatformSupport/DOMStringHelper.hpp> 00033 00034 00035 00036 #include <xalanc/XPath/XObject.hpp> 00037 00038 00039 00040 XALAN_CPP_NAMESPACE_BEGIN 00041 00042 00043 00044 class XObjectPtr; 00045 00046 00047 00054 class XALAN_XSLT_EXPORT ExtensionFunctionHandler 00055 { 00056 00057 public: 00058 00065 ExtensionFunctionHandler(const XalanDOMString& namespaceUri); 00066 00079 ExtensionFunctionHandler( 00080 const XalanDOMString& namespaceUri, 00081 const XalanDOMString& funcNames, 00082 const XalanDOMString& lang, 00083 const XalanDOMString& srcURL, 00084 const XalanDOMString& scriptSrc); 00085 00086 00087 virtual 00088 ~ExtensionFunctionHandler(); 00089 00096 virtual void 00097 setFunctions(const XalanDOMString& funcNames); 00098 00112 virtual void 00113 setScript( 00114 const XalanDOMString& lang, 00115 const XalanDOMString& srcURL, 00116 const XalanDOMString& scriptSrc); 00117 00124 virtual bool 00125 isFunctionAvailable(const XalanDOMString& function) const; 00126 00128 #if defined(XALAN_NO_STD_NAMESPACE) 00129 typedef vector<void*> ArgVectorType; 00130 typedef set<XalanDOMString, less<XalanDOMString> > StringSetType; 00131 #else 00132 typedef std::vector<void*> ArgVectorType; 00133 typedef std::set<XalanDOMString> StringSetType; 00134 #endif 00135 00152 virtual XObjectPtr 00153 callFunction( 00154 const XalanDOMString& funcName, 00155 const ArgVectorType& args); 00156 00157 protected: 00158 00159 XalanDOMString m_namespaceUri; // uri of the extension namespace 00160 XalanDOMString m_scriptLang; // scripting language of implementation 00161 XalanDOMString m_scriptSrc; // script source to run (if any) 00162 XalanDOMString m_scriptSrcURL; // URL of source of script (if any) 00163 00164 void* m_javaObject; // object for javaclass engine 00165 00166 StringSetType m_functions; // functions of namespace 00167 00168 // BSFManager mgr = new BSFManager (); // mgr used to run scripts 00169 00170 bool m_componentStarted; // true when the scripts in a 00171 00172 // component description (if any) have been run 00173 00181 virtual void 00182 startupComponent(); 00183 00184 static const XalanDOMChar s_tokenDelimiterCharacters[]; 00185 }; 00186 00187 00188 00189 XALAN_CPP_NAMESPACE_END 00190 00191 00192 00193 #endif // XALAN_EXTENSIONFUNCTIONHANDLER_HEADER_GUARD
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Xalan-C++ XSLT Processor Version 1.8 |
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