/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



#ifndef DBACCESS_CORE_API_OPTIMISTICSET_HXX
#define DBACCESS_CORE_API_OPTIMISTICSET_HXX

#include "KeySet.hxx"
#include <cppuhelper/implbase1.hxx>

#include <connectivity/sqlparse.hxx>
#include <connectivity/sqliterator.hxx>

#include <com/sun/star/lang/XUnoTunnel.hpp>
#include <com/sun/star/sdb/XSingleSelectQueryAnalyzer.hpp>
#include <comphelper/stl_types.hxx>
#include <comphelper/componentcontext.hxx>

namespace dbaccess
{
 	// is used when the source supports keys
	class OptimisticSet : public OKeySet
	{
        ::connectivity::OSQLParser				                m_aSqlParser;
		::connectivity::OSQLParseTreeIterator	                m_aSqlIterator;
		
        ::std::map<sal_Int32,sal_Int32>                         m_aJoinedColumns;
        ::std::map<sal_Int32,sal_Int32>                         m_aJoinedKeyColumns;        
		
		
        mutable bool m_bResultSetChanged;

		/**
			getComposedTableName return the composed table name for the query
			@param _sCatalog	the catalogname may be empty
			@param _sSchema		the schemaname may be empty
			@param _sTable		the tablename

			@return the composed name
		*/
		::rtl::OUString getComposedTableName( const ::rtl::OUString& _sCatalog,
											  const ::rtl::OUString& _sSchema,
											  const ::rtl::OUString& _sTable);
	
        void impl_convertValue_throw(const ORowSetRow& _rInsertRow,const SelectColumnDescription& i_aMetaData);
        
        void executeDelete(const ORowSetRow& _rDeleteRow,const ::rtl::OUString& i_sSQL,const ::rtl::OUString& i_sTableName);
        void fillJoinedColumns_throw(const ::std::vector< ::connectivity::TNodePair>& i_aJoinColumns);
        void fillJoinedColumns_throw(const ::rtl::OUString& i_sLeftColumn,const ::rtl::OUString& i_sRightColumn);
	protected:
		virtual ~OptimisticSet();
	public:
		OptimisticSet(const ::comphelper::ComponentContext& _rContext,
                      const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XConnection>& i_xConnection,
                      const ::com::sun::star::uno::Reference< ::com::sun::star::sdb::XSingleSelectQueryAnalyzer >& _xComposer,
                      const ORowSetValueVector& _aParameterValueForCache,
                      sal_Int32 i_nMaxRows,
                      sal_Int32& o_nRowCount);
		
		// late ctor which can throw exceptions
		virtual void construct(const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet>& _xDriverSet,const ::rtl::OUString& i_sRowSetFilter);

		// -------------------------------------------------------------------------
		// ::com::sun::star::sdbcx::XDeleteRows
		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);
		// ::com::sun::star::sdbc::XResultSetUpdate
		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);
		virtual void SAL_CALL deleteRow(const ORowSetRow& _rInsertRow,const connectivity::OSQLTable& _xTable   ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
		virtual void SAL_CALL insertRow( const ORowSetRow& _rInsertRow,const connectivity::OSQLTable& _xTable ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);

        // CacheSet
        virtual bool isResultSetChanged() const;
        virtual void reset(const ::com::sun::star::uno::Reference< ::com::sun::star::sdbc::XResultSet>& _xDriverSet);
        virtual void mergeColumnValues(sal_Int32 i_nColumnIndex,ORowSetValueVector::Vector& io_aInsertRow,ORowSetValueVector::Vector& io_aRow,::std::vector<sal_Int32>& o_aChangedColumns);
        virtual bool columnValuesUpdated(ORowSetValueVector::Vector& o_aCachedRow,const ORowSetValueVector::Vector& i_aRow);
        virtual bool updateColumnValues(const ORowSetValueVector::Vector& io_aCachedRow,ORowSetValueVector::Vector& io_aRow,const ::std::vector<sal_Int32>& i_aChangedColumns);
        virtual void fillMissingValues(ORowSetValueVector::Vector& io_aRow) const;

        bool isReadOnly() const { return m_aJoinedKeyColumns.empty(); }
        const ::std::map<sal_Int32,sal_Int32>& getJoinedColumns() const { return m_aJoinedColumns; }
        const ::std::map<sal_Int32,sal_Int32>& getJoinedKeyColumns() const { return m_aJoinedKeyColumns; }
	};
}
#endif // DBACCESS_CORE_API_OPTIMISTICSET_HXX