1 /************************************************************************* 2 * 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * Copyright 2000, 2010 Oracle and/or its affiliates. 6 * 7 * OpenOffice.org - a multi-platform office productivity suite 8 * 9 * This file is part of OpenOffice.org. 10 * 11 * OpenOffice.org is free software: you can redistribute it and/or modify 12 * it under the terms of the GNU Lesser General Public License version 3 13 * only, as published by the Free Software Foundation. 14 * 15 * OpenOffice.org is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 #include <nodelist.hxx> 29 30 #include "../dom/document.hxx" 31 32 namespace XPath 33 { 34 CNodeList::CNodeList( 35 ::rtl::Reference<DOM::CDocument> const& pDocument, 36 ::osl::Mutex & rMutex, 37 boost::shared_ptr<xmlXPathObject> const& rxpathObj) 38 : m_pDocument(pDocument) 39 , m_rMutex(rMutex) 40 , m_pNodeSet(0) 41 { 42 if (rxpathObj != NULL && rxpathObj->type == XPATH_NODESET) 43 { 44 m_pNodeSet = rxpathObj->nodesetval; 45 m_pXPathObj = rxpathObj; 46 } 47 } 48 49 /** 50 The number of nodes in the list. 51 */ 52 sal_Int32 SAL_CALL CNodeList::getLength() throw (RuntimeException) 53 { 54 ::osl::MutexGuard const g(m_rMutex); 55 56 sal_Int32 value = 0; 57 if (m_pNodeSet != NULL) 58 value = xmlXPathNodeSetGetLength(m_pNodeSet); 59 return value; 60 } 61 62 /** 63 Returns the indexth item in the collection. 64 */ 65 Reference< XNode > SAL_CALL CNodeList::item(sal_Int32 index) 66 throw (RuntimeException) 67 { 68 ::osl::MutexGuard const g(m_rMutex); 69 70 if (0 == m_pNodeSet) { 71 return 0; 72 } 73 xmlNodePtr const pNode = xmlXPathNodeSetItem(m_pNodeSet, index); 74 Reference< XNode > const xNode(m_pDocument->GetCNode(pNode).get()); 75 return xNode; 76 } 77 } 78 79