connectivity/source/inc/file/fanalyzer.hxx

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  28
  29 #ifndef _CONNECTIVITY_FILE_FANALYZER_HXX_
  30 #define _CONNECTIVITY_FILE_FANALYZER_HXX_
  31
  32 #include "file/fcomp.hxx"
  33 #include "file/filedllapi.hxx"
  34
  35 namespace connectivity
  36 {
  37     namespace file
  38     {
  39         class OConnection;
  40         class OOO_DLLPUBLIC_FILE OSQLAnalyzer
  41         {
  42             typedef ::std::list<OEvaluateSet*>      OEvaluateSetList;
  43             typedef ::std::pair< ::rtl::Reference<OPredicateCompiler>,::rtl::Reference<OPredicateInterpreter> > TPredicates;
  44
  45             ::std::vector< TPredicates >        m_aSelectionEvaluations;
  46             ::rtl::Reference<OPredicateCompiler>        m_aCompiler;
  47             ::rtl::Reference<OPredicateInterpreter> m_aInterpreter;
  48             OConnection*                        m_pConnection;
  49
  50             mutable sal_Bool                    m_bHasSelectionCode;
  51             mutable sal_Bool                    m_bSelectionFirstTime;
  52
  53             void bindRow(OCodeList& rCodeList,const OValueRefRow& _pRow,OEvaluateSetList& _rEvaluateSetList);
  54
  55         public:
  56             OSQLAnalyzer(OConnection* _pConnection);
  57             virtual ~OSQLAnalyzer();
  58             inline static void * SAL_CALL operator new( size_t nSize ) SAL_THROW(())
  59                 { return ::rtl_allocateMemory( nSize ); }
  60             inline static void * SAL_CALL operator new( size_t /*nSize*/,void* _pHint ) SAL_THROW(())
  61                 { return _pHint; }
  62             inline static void SAL_CALL operator delete( void * pMem ) SAL_THROW(())
  63                 { ::rtl_freeMemory( pMem ); }
  64             inline static void SAL_CALL operator delete( void * /*pMem*/,void* /*_pHint*/ ) SAL_THROW(())
  65                 {  }
  66
  67             OConnection* getConnection() const { return m_pConnection; }
  68             ::std::vector<sal_Int32>* bindEvaluationRow(OValueRefRow& _pRow); // Bind an evaluation row to the restriction
  69             /** bind the select columns if they contain a function which needs a row value
  70                 @param  _pRow   the result row
  71             */
  72             void bindSelectRow(const OValueRefRow& _pRow);
  73
  74             /** binds the row to parameter for the restrictions
  75                 @param  _pRow   the parameter row
  76             */
  77             void bindParameterRow(OValueRefRow& _pRow);
  78
  79             void setIndexes(const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess>& _xIndexes);
  80
  81             void dispose();
  82             void start(OSQLParseNode* pSQLParseNode);
  83             virtual sal_Bool hasRestriction() const;
  84             virtual sal_Bool hasFunctions() const;
  85             inline sal_Bool evaluateRestriction()   { return m_aInterpreter->start(); }
  86             void setSelectionEvaluationResult(OValueRefRow& _pRow,const ::std::vector<sal_Int32>& _rColumnMapping);
  87             void setOrigColumns(const OFileColumns& rCols);
  88             virtual OOperandAttr* createOperandAttr(sal_Int32 _nPos,
  89                                                     const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet>& _xCol,
  90                                                     const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess>& _xIndexes=NULL);
  91         };
  92     }
  93 }
  94 #endif // _CONNECTIVITY_FILE_FANALYZER_HXX_
  95
  96 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */