include/connectivity/sqlscan.hxx

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  19 #ifndef INCLUDED_CONNECTIVITY_SQLSCAN_HXX
  20 #define INCLUDED_CONNECTIVITY_SQLSCAN_HXX
  21
  22 #include <stdarg.h>
  23 #include <connectivity/IParseContext.hxx>
  24 #include <connectivity/dbtoolsdllapi.hxx>
  25
  26 namespace connectivity
  27 {
  28
  29     //= OSQLScanner
  30
  31     /** Scanner for SQL92
  32     */
  33     class OOO_DLLPUBLIC_DBTOOLS OSQLScanner
  34     {
  35         const IParseContext*    m_pContext;                 // context for parse, knows all international stuff
  36         OString          m_sStatement;               // statement to parse
  37         OUString         m_sErrorMessage;
  38
  39         sal_Int32               m_nCurrentPos;             // next position to read from the statement
  40         bool                    m_bInternational;          // do we have a statement which may uses
  41         sal_Int32               m_nRule;                   // rule to be set
  42
  43     public:
  44         OSQLScanner();
  45         virtual ~OSQLScanner();
  46
  47         inline static void * SAL_CALL operator new( size_t nSize )
  48             { return ::rtl_allocateMemory( nSize ); }
  49         inline static void * SAL_CALL operator new( size_t,void* _pHint )
  50             { return _pHint; }
  51         inline static void SAL_CALL operator delete( void * pMem )
  52             { ::rtl_freeMemory( pMem ); }
  53         inline static void SAL_CALL operator delete( void *,void* )
  54             {  }
  55
  56         sal_Int32 SQLyygetc();
  57         void SQLyyerror(char const *fmt);
  58         static void output(sal_Int32) { OSL_FAIL("Internal error in sdblex.l: output not possible"); }
  59         static void ECHO() { OSL_FAIL("Internal error in sdblex.l: ECHO not possible"); }
  60         IParseContext::InternationalKeyCode getInternationalTokenID(const char* sToken) const;
  61
  62         // setting the new information before scanning
  63         void prepareScan(const OUString & rNewStatement, const IParseContext* pContext, bool bInternational);
  64         const OUString& getErrorMessage() const {return m_sErrorMessage;}
  65         OString getStatement() const { return m_sStatement; }
  66
  67         sal_Int32 SQLlex();
  68         // set this as scanner for flex
  69         void setScanner(bool _bNull=false);
  70         // rules settings
  71         void SetRule(sal_Int32 nRule) {m_nRule = nRule;}
  72         sal_Int32   GetGERRule() const;
  73         sal_Int32   GetENGRule() const;
  74         sal_Int32   GetSQLRule() const;
  75         sal_Int32   GetDATERule() const;
  76         sal_Int32   GetSTRINGRule() const;
  77         inline sal_Int32 GetCurrentPos() const { return m_nCurrentPos; }
  78     };
  79 }
  80
  81 #endif
  82
  83 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */