123 lines
5.5 KiB
C++
123 lines
5.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org 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
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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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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#include "file/fcode.hxx"
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#include "file/filedllapi.hxx"
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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 ::salhelper::SimpleReferenceObject
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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 :
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public ::salhelper::SimpleReferenceObject
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{
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OCodeStack m_aStack;
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::rtl::Reference<OPredicateCompiler> m_rCompiler;
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public:
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OPredicateInterpreter(const ::rtl::Reference<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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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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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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