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Diffstat (limited to 'connectivity/source/inc/file/fcomp.hxx')
-rw-r--r-- | connectivity/source/inc/file/fcomp.hxx | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/connectivity/source/inc/file/fcomp.hxx b/connectivity/source/inc/file/fcomp.hxx new file mode 100644 index 000000000000..b46d24ddd089 --- /dev/null +++ b/connectivity/source/inc/file/fcomp.hxx @@ -0,0 +1,120 @@ +/************************************************************************* + * + * 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 ::vos::OReference + { + 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 ::vos::OReference + { + OCodeStack m_aStack; + ::vos::ORef<OPredicateCompiler> m_rCompiler; + + public: + OPredicateInterpreter(const ::vos::ORef<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_ + |