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+/*************************************************************************
+ *
+ * $RCSfile: TSkipDeletedSet.hxx,v $
+ *
+ * $Revision: 1.1 $
+ *
+ * last change: $Author: oj $ $Date: 2001-10-26 07:40:58 $
+ *
+ * The Contents of this file are made available subject to the terms of
+ * either of the following licenses
+ *
+ * - GNU Lesser General Public License Version 2.1
+ * - Sun Industry Standards Source License Version 1.1
+ *
+ * Sun Microsystems Inc., October, 2000
+ *
+ * GNU Lesser General Public License Version 2.1
+ * =============================================
+ * Copyright 2000 by Sun Microsystems, Inc.
+ * 901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software Foundation.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ *
+ * Sun Industry Standards Source License Version 1.1
+ * =================================================
+ * The contents of this file are subject to the Sun Industry Standards
+ * Source License Version 1.1 (the License); You may not use this file
+ * except in compliance with the License. You may obtain a copy of the
+ * License at http://www.openoffice.org/license.html.
+ *
+ * Software provided under this License is provided on an AS IS basis,
+ * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
+ * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
+ * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
+ * See the License for the specific provisions governing your rights and
+ * obligations concerning the Software.
+ *
+ * The Initial Developer of the Original Code is: Sun Microsystems, Inc.
+ *
+ * Copyright: 2000 by Sun Microsystems, Inc.
+ *
+ * All Rights Reserved.
+ *
+ * Contributor(s): _______________________________________
+ *
+ *
+ ************************************************************************/
+#ifndef CONNECTIVITY_SKIPDELETEDSSET_HXX
+#define CONNECTIVITY_SKIPDELETEDSSET_HXX
+
+#ifndef CONNECTIVITY_TRESULTSETHELPER_HXX
+#include "TResultSetHelper.hxx"
+#endif
+
+#include <map>
+#include <vector>
+
+namespace connectivity
+{
+ /**
+ the class OSkipDeletedSet supports a general method to skip deleted rows
+ */
+ class OSkipDeletedSet
+ {
+ typedef ::std::map<sal_Int32,sal_Int32> TInt2IntMap;
+ TInt2IntMap m_aBookmarks; // map from postion to logical position
+ ::std::vector<TInt2IntMap::iterator> m_aBookmarksPositions;// vector of iterators to position map, the order is the logical position
+ IResultSetHelper* m_pHelper; // used for moving in the resultset
+
+ sal_Bool moveAbsolute(sal_Int32 _nOffset,sal_Bool _bRetrieveData);
+ public:
+ OSkipDeletedSet(IResultSetHelper* _pHelper);
+
+ /**
+ skipDeleted moves the resultset to the position defined by the parameters
+ it garantees that the row isn't deleted
+ @param
+ IResultSetHelper::Movement _eCursorPosition in which direction the resultset should be moved
+ sal_Int32 _nOffset the position relativ to the movement
+ sal_Bool _bRetrieveData is true when the current row should be filled which data
+ @return
+ true when the movement was successful otherwise false
+ */
+ sal_Bool skipDeleted(IResultSetHelper::Movement _eCursorPosition, sal_Int32 _nOffset, sal_Bool _bRetrieveData);
+ /**
+ clear the map and the vector used in this class
+ */
+ void clear();
+ /**
+ getMappedPosition returns the mapped position of a logical position
+ @param
+ sal_Int32 _nPos the logical position
+
+ @return the mapped position
+ */
+ sal_Int32 getMappedPosition(sal_Int32 _nPos) const;
+ /**
+ insertNewPosition adds a new position to the map
+ @param
+ sal_Int32 _nPos the logical position
+ */
+ void insertNewPosition(sal_Int32 _nPos);
+ /**
+ deletePosition deletes this position from the map and decrement all following positions
+ @param
+ sal_Int32 _nPos the logical position
+ */
+ void deletePosition(sal_Int32 _nPos);
+ };
+}
+#endif // CONNECTIVITY_SKIPDELETEDSSET_HXX
+