129 lines
5.5 KiB
C++
129 lines
5.5 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: fcomp.hxx,v $
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*
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* $Revision: 1.12 $
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*
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* last change: $Author: rt $ $Date: 2005-09-08 07:10:55 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#ifndef _CONNECTIVITY_FILE_FCOMP_HXX_
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#define _CONNECTIVITY_FILE_FCOMP_HXX_
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#ifndef _CONNECTIVITY_FILE_FCODE_HXX_
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#include "file/fcode.hxx"
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#endif
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#ifndef _LIST_
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#include <list>
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#endif
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namespace connectivity
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{
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class OSQLParseNode;
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namespace file
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{
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class OCode;
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class OOperand;
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class OSQLAnalyzer;
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typedef::std::vector<OCode*> OCodeList;
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class OPredicateCompiler : public ::vos::OReference
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{
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friend class OPredicateInterpreter;
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friend class OSQLAnalyzer;
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OCodeList m_aCodeList;
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OFileColumns m_orgColumns; // in filecurs this are the filecolumns
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OSQLAnalyzer* m_pAnalyzer;
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::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess> m_xIndexes;
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sal_Int32 m_nParamCounter;
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sal_Bool m_bORCondition;
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public:
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OPredicateCompiler(OSQLAnalyzer* pAnalyzer);
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virtual ~OPredicateCompiler();
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inline static void * SAL_CALL operator new( size_t nSize ) SAL_THROW( () )
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{ return ::rtl_allocateMemory( nSize ); }
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inline static void * SAL_CALL operator new( size_t nSize,void* _pHint ) SAL_THROW( () )
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{ return _pHint; }
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inline static void SAL_CALL operator delete( void * pMem ) SAL_THROW( () )
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{ ::rtl_freeMemory( pMem ); }
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inline static void SAL_CALL operator delete( void * pMem,void* _pHint ) SAL_THROW( () )
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{ }
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void dispose();
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void start(connectivity::OSQLParseNode* pSQLParseNode);
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OOperand* execute(connectivity::OSQLParseNode* pPredicateNode);
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void Clean();
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sal_Bool isClean() const {return m_aCodeList.empty();}
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sal_Bool hasCode() const {return !isClean();}
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sal_Bool hasORCondition() const {return m_bORCondition;}
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void setOrigColumns(const OFileColumns& rCols) { m_orgColumns = rCols; }
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const OFileColumns getOrigColumns() const { return m_orgColumns; }
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protected:
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OOperand* execute_COMPARE(connectivity::OSQLParseNode* pPredicateNode) throw( ::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
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OOperand* execute_LIKE(connectivity::OSQLParseNode* pPredicateNode) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
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OOperand* execute_BETWEEN(connectivity::OSQLParseNode* pPredicateNode) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
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OOperand* execute_ISNULL(connectivity::OSQLParseNode* pPredicateNode) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
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OOperand* execute_Operand(connectivity::OSQLParseNode* pPredicateNode) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
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OOperand* execute_Fold(OSQLParseNode* pPredicateNode) throw( ::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
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OOperand* executeFunction(OSQLParseNode* pPredicateNode) throw( ::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException);
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};
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class OPredicateInterpreter : public ::vos::OReference
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{
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OCodeStack m_aStack;
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::vos::ORef<OPredicateCompiler> m_rCompiler;
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public:
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OPredicateInterpreter(const ::vos::ORef<OPredicateCompiler>& rComp) : m_rCompiler(rComp){}
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virtual ~OPredicateInterpreter();
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sal_Bool evaluate(OCodeList& rCodeList);
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void evaluateSelection(OCodeList& rCodeList,ORowSetValueDecoratorRef& _rVal);
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inline sal_Bool start()
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{
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return evaluate(m_rCompiler->m_aCodeList);
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}
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inline void startSelection(ORowSetValueDecoratorRef& _rVal)
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{
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return evaluateSelection(m_rCompiler->m_aCodeList,_rVal);
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}
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};
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}
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}
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#endif // _CONNECTIVITY_FILE_FCOMP_HXX_
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