unoxml/source/xpath/nodelist.cxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: nodelist.cxx,v $
  10  * $Revision: 1.4.20.3 $
  11  *
  12  * This file is part of OpenOffice.org.
  13  *
  14  * OpenOffice.org is free software: you can redistribute it and/or modify
  15  * it under the terms of the GNU Lesser General Public License version 3
  16  * only, as published by the Free Software Foundation.
  17  *
  18  * OpenOffice.org is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU Lesser General Public License version 3 for more details
  22  * (a copy is included in the LICENSE file that accompanied this code).
  23  *
  24  * You should have received a copy of the GNU Lesser General Public License
  25  * version 3 along with OpenOffice.org.  If not, see
  26  * <http://www.openoffice.org/license.html>
  27  * for a copy of the LGPLv3 License.
  28  *
  29  ************************************************************************/
  30
  31 #include "nodelist.hxx"
  32 #include "../dom/node.hxx"
  33
  34 namespace XPath
  35 {
  36     CNodeList::CNodeList(boost::shared_ptr<xmlXPathObject>& rxpathObj)
  37         : m_pNodeSet(0)
  38     {
  39         if (rxpathObj != NULL && rxpathObj->type == XPATH_NODESET)
  40         {
  41             m_pNodeSet = rxpathObj->nodesetval;
  42             m_pXPathObj = rxpathObj;
  43         }
  44     }
  45
  46     /**
  47     The number of nodes in the list.
  48     */
  49     sal_Int32 SAL_CALL CNodeList::getLength() throw (RuntimeException)
  50     {
  51         sal_Int32 value = 0;
  52         if (m_pNodeSet != NULL)
  53             value = xmlXPathNodeSetGetLength(m_pNodeSet);
  54         return value;
  55     }
  56
  57     /**
  58     Returns the indexth item in the collection.
  59     */
  60     Reference< XNode > SAL_CALL CNodeList::item(sal_Int32 index) throw (RuntimeException)
  61     {
  62         Reference< XNode > aNode;
  63         if (m_pNodeSet != NULL)
  64             aNode = Reference< XNode >(DOM::CNode::get(xmlXPathNodeSetItem(m_pNodeSet, index)));
  65         return aNode;
  66     }
  67 }
  68