| /************************************************************** |
| * |
| * 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 _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) |
| { |
| evaluateSelection(m_rCompiler->m_aCodeList,_rVal); |
| } |
| |
| |
| }; |
| } |
| } |
| #endif // _CONNECTIVITY_FILE_FCOMP_HXX_ |
| |