1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef XPATH_XPATHAPI_HXX 25 #define XPATH_XPATHAPI_HXX 26 27 #include <map> 28 #include <vector> 29 30 #include <sal/types.h> 31 32 #include <cppuhelper/implbase2.hxx> 33 34 #include <com/sun/star/uno/Reference.h> 35 #include <com/sun/star/uno/Sequence.h> 36 37 #include <com/sun/star/uno/XInterface.hpp> 38 #include <com/sun/star/uno/Exception.hpp> 39 #include <com/sun/star/xml/xpath/XXPathAPI.hpp> 40 #include <com/sun/star/xml/dom/XNode.hpp> 41 #include <com/sun/star/xml/dom/XNodeList.hpp> 42 #include <com/sun/star/xml/xpath/XXPathAPI.hpp> 43 #include <com/sun/star/xml/xpath/XXPathObject.hpp> 44 #include <com/sun/star/xml/xpath/XXPathExtension.hpp> 45 #include <com/sun/star/xml/xpath/Libxml2ExtensionHandle.hpp> 46 #include <com/sun/star/xml/xpath/XPathException.hpp> 47 #include <com/sun/star/lang/XServiceInfo.hpp> 48 #include <com/sun/star/lang/XSingleServiceFactory.hpp> 49 #include <com/sun/star/lang/XMultiServiceFactory.hpp> 50 51 52 using ::rtl::OUString; 53 using namespace com::sun::star::uno; 54 using namespace com::sun::star::xml::dom; 55 using namespace com::sun::star::xml::xpath; 56 57 namespace XPath 58 { 59 typedef std::map<OUString, OUString> nsmap_t; 60 typedef std::vector< Reference<XXPathExtension> > extensions_t; 61 62 typedef ::cppu::WeakImplHelper2 63 < XXPathAPI 64 , ::com::sun::star::lang::XServiceInfo 65 > CXPathAPI_Base; 66 67 class CXPathAPI 68 : public CXPathAPI_Base 69 { 70 71 private: 72 ::osl::Mutex m_Mutex; 73 nsmap_t m_nsmap; 74 const Reference< ::com::sun::star::lang::XMultiServiceFactory > m_aFactory; 75 extensions_t m_extensions; 76 77 public: 78 // ctor 79 CXPathAPI( 80 const Reference< ::com::sun::star::lang::XMultiServiceFactory >& 81 rSMgr); 82 83 // call for factory 84 static Reference< XInterface > getInstance( 85 const Reference < ::com::sun::star::lang::XMultiServiceFactory >& 86 xFactory); 87 88 // static helpers for service info and component management 89 static const char* aImplementationName; 90 static const char* aSupportedServiceNames[]; 91 static OUString _getImplementationName(); 92 static Sequence< OUString > _getSupportedServiceNames(); 93 static Reference< XInterface > _getInstance( 94 const Reference< ::com::sun::star::lang::XMultiServiceFactory >& 95 rSMgr); 96 97 // XServiceInfo 98 virtual OUString SAL_CALL getImplementationName(); 99 virtual sal_Bool SAL_CALL supportsService(const OUString& ServiceName); 100 virtual Sequence< OUString > SAL_CALL getSupportedServiceNames (); 101 102 103 // --- XXPathAPI --- 104 105 virtual void SAL_CALL registerNS(const OUString& aPrefix, const OUString& aURI); 106 107 virtual void SAL_CALL unregisterNS(const OUString& aPrefix, const OUString& aURI); 108 109 /** 110 Use an XPath string to select a nodelist. 111 */ 112 virtual Reference< XNodeList > SAL_CALL selectNodeList(const Reference< XNode >& contextNode, const OUString& str); 113 114 /** 115 Use an XPath string to select a nodelist. 116 */ 117 virtual Reference< XNodeList > SAL_CALL selectNodeListNS(const Reference< XNode >& contextNode, const OUString& str, const Reference< XNode >& namespaceNode); 118 119 /** 120 Use an XPath string to select a single node. 121 */ 122 virtual Reference< XNode > SAL_CALL selectSingleNode(const Reference< XNode >& contextNode, const OUString& str); 123 124 /** 125 Use an XPath string to select a single node. 126 */ 127 virtual Reference< XNode > SAL_CALL selectSingleNodeNS(const Reference< XNode >& contextNode, const OUString& str, const Reference< XNode >& namespaceNode); 128 129 virtual Reference< XXPathObject > SAL_CALL eval(const Reference< XNode >& contextNode, const OUString& str); 130 131 virtual Reference< XXPathObject > SAL_CALL evalNS(const Reference< XNode >& contextNode, const OUString& str, const Reference< XNode >& namespaceNode); 132 133 virtual void SAL_CALL registerExtension(const OUString& aName); 134 virtual void SAL_CALL registerExtensionInstance(const Reference< XXPathExtension>& aExtension); 135 136 }; 137 } 138 139 #endif 140