connectivity/source/inc/file/fanalyzer.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
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   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_CONNECTIVITY_SOURCE_INC_FILE_FANALYZER_HXX
  21 #define INCLUDED_CONNECTIVITY_SOURCE_INC_FILE_FANALYZER_HXX
  22
  23 #include "file/fcomp.hxx"
  24 #include "file/filedllapi.hxx"
  25
  26 namespace connectivity
  27 {
  28     namespace file
  29     {
  30         class OConnection;
  31         class OOO_DLLPUBLIC_FILE OSQLAnalyzer
  32         {
  33             typedef ::std::list<OEvaluateSet*>      OEvaluateSetList;
  34             typedef ::std::pair< ::rtl::Reference<OPredicateCompiler>,::rtl::Reference<OPredicateInterpreter> > TPredicates;
  35
  36             ::std::vector< TPredicates >        m_aSelectionEvaluations;
  37             ::rtl::Reference<OPredicateCompiler>        m_aCompiler;
  38             ::rtl::Reference<OPredicateInterpreter> m_aInterpreter;
  39             OConnection*                        m_pConnection;
  40
  41             mutable bool                    m_bHasSelectionCode;
  42             mutable bool                    m_bSelectionFirstTime;
  43
  44             void bindRow(OCodeList& rCodeList,const OValueRefRow& _pRow,OEvaluateSetList& _rEvaluateSetList);
  45
  46         public:
  47             OSQLAnalyzer(OConnection* _pConnection);
  48             virtual ~OSQLAnalyzer();
  49             inline static void * SAL_CALL operator new( size_t nSize )
  50                 { return ::rtl_allocateMemory( nSize ); }
  51             inline static void * SAL_CALL operator new( size_t /*nSize*/,void* _pHint )
  52                 { return _pHint; }
  53             inline static void SAL_CALL operator delete( void * pMem )
  54                 { ::rtl_freeMemory( pMem ); }
  55             inline static void SAL_CALL operator delete( void * /*pMem*/,void* /*_pHint*/ )
  56                 {  }
  57
  58             OConnection* getConnection() const { return m_pConnection; }
  59             ::std::vector<sal_Int32>* bindEvaluationRow(OValueRefRow& _pRow); // Bind an evaluation row to the restriction
  60             /** bind the select columns if they contain a function which needs a row value
  61                 @param  _pRow   the result row
  62             */
  63             void bindSelectRow(const OValueRefRow& _pRow);
  64
  65             /** binds the row to parameter for the restrictions
  66                 @param  _pRow   the parameter row
  67             */
  68             void bindParameterRow(OValueRefRow& _pRow);
  69
  70             void setIndexes(const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess>& _xIndexes);
  71
  72             void dispose();
  73             void start(OSQLParseNode* pSQLParseNode);
  74             bool hasRestriction() const;
  75             bool hasFunctions() const;
  76             inline bool evaluateRestriction()   { return m_aInterpreter->start(); }
  77             void setSelectionEvaluationResult(OValueRefRow& _pRow,const ::std::vector<sal_Int32>& _rColumnMapping);
  78             void setOrigColumns(const OFileColumns& rCols);
  79             virtual OOperandAttr* createOperandAttr(sal_Int32 _nPos,
  80                                                     const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet>& _xCol,
  81                                                     const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess>& _xIndexes=NULL);
  82         };
  83     }
  84 }
  85 #endif // INCLUDED_CONNECTIVITY_SOURCE_INC_FILE_FANALYZER_HXX
  86
  87 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */