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_NODELIST_HXX 25 #define XPATH_NODELIST_HXX 26 27 #include <sal/types.h> 28 #include <rtl/ref.hxx> 29 30 #include <cppuhelper/implbase1.hxx> 31 32 #include <com/sun/star/uno/Reference.h> 33 #include <com/sun/star/xml/dom/XNode.hpp> 34 #include <com/sun/star/xml/dom/XNodeList.hpp> 35 #include <com/sun/star/xml/xpath/XXPathObject.hpp> 36 37 #include "libxml/tree.h" 38 #include "libxml/xpath.h" 39 40 #include <boost/shared_ptr.hpp> 41 42 43 using ::rtl::OUString; 44 using namespace com::sun::star::uno; 45 using namespace com::sun::star::xml::dom; 46 using namespace com::sun::star::xml::xpath; 47 48 namespace DOM { 49 class CDocument; 50 } 51 52 namespace XPath 53 { 54 55 class CNodeList : public cppu::WeakImplHelper1< XNodeList > 56 { 57 private: 58 /// #i115995# keep document alive 59 ::rtl::Reference< DOM::CDocument > const m_pDocument; 60 ::osl::Mutex & m_rMutex; 61 /// retain the result set in case the CXPathObject is released 62 boost::shared_ptr<xmlXPathObject> m_pXPathObj; 63 xmlNodeSetPtr m_pNodeSet; 64 65 public: 66 CNodeList( 67 ::rtl::Reference<DOM::CDocument> const& pDocument, 68 ::osl::Mutex & rMutex, 69 boost::shared_ptr<xmlXPathObject> const& rxpathObj); 70 /** 71 The number of nodes in the list. 72 */ 73 virtual sal_Int32 SAL_CALL getLength() throw (RuntimeException); 74 /** 75 Returns the indexth item in the collection. 76 */ 77 virtual Reference< XNode > SAL_CALL item(sal_Int32 index) 78 throw (RuntimeException); 79 }; 80 } 81 82 #endif 83