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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _CONNECTIVITY_FILE_FCOMP_HXX_
#define _CONNECTIVITY_FILE_FCOMP_HXX_
#include "file/fcode.hxx"
#include "file/filedllapi.hxx"
#ifndef _LIST_
#include <list>
#endif
namespace connectivity
{
class OSQLParseNode;
namespace file
{
class OCode;
class OOperand;
class OSQLAnalyzer;
typedef::std::vector<OCode*> OCodeList;
class OPredicateCompiler : public ::salhelper::SimpleReferenceObject
{
friend class OPredicateInterpreter;
friend class OSQLAnalyzer;
OCodeList m_aCodeList;
OFileColumns m_orgColumns; // in filecurs this are the filecolumns
OSQLAnalyzer* m_pAnalyzer;
::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess> m_xIndexes;
sal_Int32 m_nParamCounter;
sal_Bool m_bORCondition;
public:
OPredicateCompiler(OSQLAnalyzer* pAnalyzer);
virtual ~OPredicateCompiler();
inline static void * SAL_CALL operator new( size_t nSize ) SAL_THROW( () )
{ return ::rtl_allocateMemory( nSize ); }
inline static void * SAL_CALL operator new( size_t /*nSize*/,void* _pHint ) SAL_THROW( () )
{ return _pHint; }
inline static void SAL_CALL operator delete( void * pMem ) SAL_THROW( () )
{ ::rtl_freeMemory( pMem ); }
inline static void SAL_CALL operator delete( void * /*pMem*/,void* /*_pHint*/ ) SAL_THROW( () )
{ }
void dispose();
void start(connectivity::OSQLParseNode* pSQLParseNode);
OOperand* execute(connectivity::OSQLParseNode* pPredicateNode);
void Clean();
sal_Bool isClean() const {return m_aCodeList.empty();}
sal_Bool hasCode() const {return !isClean();}
sal_Bool hasORCondition() const {return m_bORCondition;}
void setOrigColumns(const OFileColumns& rCols) { m_orgColumns = rCols; }
const OFileColumns getOrigColumns() const { return m_orgColumns; }
protected:
OOperand* execute_COMPARE(connectivity::OSQLParseNode* pPredicateNode) throw( ::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
OOperand* execute_LIKE(connectivity::OSQLParseNode* pPredicateNode) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
OOperand* execute_BETWEEN(connectivity::OSQLParseNode* pPredicateNode) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
OOperand* execute_ISNULL(connectivity::OSQLParseNode* pPredicateNode) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
OOperand* execute_Operand(connectivity::OSQLParseNode* pPredicateNode) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
OOperand* execute_Fold(OSQLParseNode* pPredicateNode) throw( ::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
OOperand* executeFunction(OSQLParseNode* pPredicateNode) throw( ::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
};
class OPredicateInterpreter :
public ::salhelper::SimpleReferenceObject
{
OCodeStack m_aStack;
::rtl::Reference<OPredicateCompiler> m_rCompiler;
public:
OPredicateInterpreter(const ::rtl::Reference<OPredicateCompiler>& rComp) : m_rCompiler(rComp){}
virtual ~OPredicateInterpreter();
sal_Bool evaluate(OCodeList& rCodeList);
void evaluateSelection(OCodeList& rCodeList,ORowSetValueDecoratorRef& _rVal);
inline sal_Bool start()
{
return evaluate(m_rCompiler->m_aCodeList);
}
inline void startSelection(ORowSetValueDecoratorRef& _rVal)
{
return evaluateSelection(m_rCompiler->m_aCodeList,_rVal);
}
};
}
}
#endif // _CONNECTIVITY_FILE_FCOMP_HXX_
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