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       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef DBACCESS_CORE_API_OPTIMISTICSET_HXX
      21             : #define DBACCESS_CORE_API_OPTIMISTICSET_HXX
      22             : 
      23             : #include "KeySet.hxx"
      24             : #include <cppuhelper/implbase1.hxx>
      25             : 
      26             : #include <connectivity/sqlparse.hxx>
      27             : #include <connectivity/sqliterator.hxx>
      28             : 
      29             : #include <com/sun/star/lang/XUnoTunnel.hpp>
      30             : #include <com/sun/star/sdb/XSingleSelectQueryAnalyzer.hpp>
      31             : #include <comphelper/stl_types.hxx>
      32             : #include <comphelper/componentcontext.hxx>
      33             : 
      34             : namespace dbaccess
      35             : {
      36             :      // is used when the source supports keys
      37             :     class OptimisticSet : public OKeySet
      38             :     {
      39             :         ::connectivity::OSQLParser                              m_aSqlParser;
      40             :         ::connectivity::OSQLParseTreeIterator                   m_aSqlIterator;
      41             : 
      42             :         ::std::map<sal_Int32,sal_Int32>                         m_aJoinedColumns;
      43             :         ::std::map<sal_Int32,sal_Int32>                         m_aJoinedKeyColumns;
      44             : 
      45             :         mutable bool m_bResultSetChanged;
      46             : 
      47             :         void impl_convertValue_throw(const ORowSetRow& _rInsertRow,const SelectColumnDescription& i_aMetaData);
      48             : 
      49             :         void executeDelete(const ORowSetRow& _rDeleteRow,const ::rtl::OUString& i_sSQL,const ::rtl::OUString& i_sTableName);
      50             :         void fillJoinedColumns_throw(const ::std::vector< ::connectivity::TNodePair>& i_aJoinColumns);
      51             :         void fillJoinedColumns_throw(const ::rtl::OUString& i_sLeftColumn,const ::rtl::OUString& i_sRightColumn);
      52             :     protected:
      53             :         virtual ~OptimisticSet();
      54             :     public:
      55             :         OptimisticSet(const ::comphelper::ComponentContext& _rContext,
      56             :                       const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection>& i_xConnection,
      57             :                       const ::com::sun::star::uno::Reference< ::com::sun::star::sdb::XSingleSelectQueryAnalyzer >& _xComposer,
      58             :                       const ORowSetValueVector& _aParameterValueForCache,
      59             :                       sal_Int32 i_nMaxRows,
      60             :                       sal_Int32& o_nRowCount);
      61             : 
      62             :         // late ctor which can throw exceptions
      63             :         virtual void construct(const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet>& _xDriverSet,const ::rtl::OUString& i_sRowSetFilter);
      64             : 
      65             :         // ::com::sun::star::sdbcx::XDeleteRows
      66             :         virtual ::com::sun::star::uno::Sequence< sal_Int32 > SAL_CALL deleteRows( const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Any >& rows ,const connectivity::OSQLTable& _xTable) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
      67             :         // ::com::sun::star::sdbc::XResultSetUpdate
      68             :         virtual void SAL_CALL updateRow(const ORowSetRow& _rInsertRow,const ORowSetRow& _rOrginalRow,const connectivity::OSQLTable& _xTable   ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
      69             :         virtual void SAL_CALL deleteRow(const ORowSetRow& _rInsertRow,const connectivity::OSQLTable& _xTable   ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
      70             :         virtual void SAL_CALL insertRow( const ORowSetRow& _rInsertRow,const connectivity::OSQLTable& _xTable ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
      71             : 
      72             :         // CacheSet
      73             :         virtual bool isResultSetChanged() const;
      74             :         virtual void reset(const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet>& _xDriverSet);
      75             :         virtual void mergeColumnValues(sal_Int32 i_nColumnIndex,ORowSetValueVector::Vector& io_aInsertRow,ORowSetValueVector::Vector& io_aRow,::std::vector<sal_Int32>& o_aChangedColumns);
      76             :         virtual bool columnValuesUpdated(ORowSetValueVector::Vector& o_aCachedRow,const ORowSetValueVector::Vector& i_aRow);
      77             :         virtual bool updateColumnValues(const ORowSetValueVector::Vector& io_aCachedRow,ORowSetValueVector::Vector& io_aRow,const ::std::vector<sal_Int32>& i_aChangedColumns);
      78             :         virtual void fillMissingValues(ORowSetValueVector::Vector& io_aRow) const;
      79             : 
      80           0 :         bool isReadOnly() const { return m_aJoinedKeyColumns.empty(); }
      81             :         const ::std::map<sal_Int32,sal_Int32>& getJoinedColumns() const { return m_aJoinedColumns; }
      82           0 :         const ::std::map<sal_Int32,sal_Int32>& getJoinedKeyColumns() const { return m_aJoinedKeyColumns; }
      83             :     };
      84             : }
      85             : #endif // DBACCESS_CORE_API_OPTIMISTICSET_HXX
      86             : 
      87             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */