connectivity/source/drivers/macab/macabcondition.hxx

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  30
  31 #ifndef _CONNECTIVITY_MACAB_CONDITION_HXX_
  32 #define _CONNECTIVITY_MACAB_CONDITION_HXX_
  33
  34 #include "MacabHeader.hxx"
  35 #include "MacabRecord.hxx"
  36
  37 #ifndef _COMPHELPER_TYPES_H_
  38 #include <comphelper/types.hxx>
  39 #endif
  40 #include <connectivity/dbexception.hxx>
  41
  42 namespace connectivity
  43 {
  44     namespace macab
  45     {
  46 // -----------------------------------------------------------------------------
  47 class MacabCondition
  48 {
  49     public:
  50         virtual ~MacabCondition();
  51         virtual sal_Bool isAlwaysTrue() const = 0;
  52         virtual sal_Bool isAlwaysFalse() const = 0;
  53         virtual sal_Bool eval(const MacabRecord *aRecord) const = 0;
  54 };
  55 // -----------------------------------------------------------------------------
  56 class MacabConditionConstant : public MacabCondition
  57 {
  58     protected:
  59         sal_Bool m_bValue;
  60
  61     public:
  62         MacabConditionConstant(const sal_Bool bValue);
  63         virtual sal_Bool isAlwaysTrue() const;
  64         virtual sal_Bool isAlwaysFalse() const;
  65         virtual sal_Bool eval(const MacabRecord *aRecord) const;
  66 };
  67 // -----------------------------------------------------------------------------
  68 class MacabConditionColumn : public MacabCondition
  69 {
  70     protected:
  71         sal_Int32 m_nFieldNumber;
  72
  73     public:
  74         MacabConditionColumn(
  75             const MacabHeader *header,
  76             const ::rtl::OUString &sColumnName) throw(::com::sun::star::sdbc::SQLException);
  77         virtual sal_Bool isAlwaysTrue() const;
  78         virtual sal_Bool isAlwaysFalse() const;
  79 };
  80 // -----------------------------------------------------------------------------
  81 class MacabConditionNull : public MacabConditionColumn
  82 {
  83     public:
  84         MacabConditionNull(
  85             const MacabHeader *header,
  86             const ::rtl::OUString &sColumnName) throw(::com::sun::star::sdbc::SQLException);
  87         virtual sal_Bool eval(const MacabRecord *aRecord) const;
  88 };
  89 // -----------------------------------------------------------------------------
  90 class MacabConditionNotNull : public MacabConditionColumn
  91 {
  92     public:
  93         MacabConditionNotNull(
  94             const MacabHeader *header,
  95             const ::rtl::OUString &sColumnName) throw(::com::sun::star::sdbc::SQLException);
  96         virtual sal_Bool eval(const MacabRecord *aRecord) const;
  97 };
  98 // -----------------------------------------------------------------------------
  99 class MacabConditionCompare : public MacabConditionColumn
 100 {
 101     protected:
 102         const ::rtl::OUString m_sMatchString;
 103
 104     public:
 105         MacabConditionCompare(
 106             const MacabHeader *header,
 107             const ::rtl::OUString &sColumnName,
 108             const ::rtl::OUString &sMatchString) throw(::com::sun::star::sdbc::SQLException);
 109 };
 110 // -----------------------------------------------------------------------------
 111 class MacabConditionEqual : public MacabConditionCompare
 112 {
 113     public:
 114         MacabConditionEqual(
 115             const MacabHeader *header,
 116             const ::rtl::OUString &sColumnName,
 117             const ::rtl::OUString &sMatchString) throw(::com::sun::star::sdbc::SQLException);
 118         virtual sal_Bool eval(const MacabRecord *aRecord) const;
 119 };
 120 // -----------------------------------------------------------------------------
 121 class MacabConditionDifferent : public MacabConditionCompare
 122 {
 123     public:
 124         MacabConditionDifferent(
 125             const MacabHeader *header,
 126             const ::rtl::OUString &sColumnName,
 127             const ::rtl::OUString &sMatchString) throw(::com::sun::star::sdbc::SQLException);
 128         virtual sal_Bool eval(const MacabRecord *aRecord) const;
 129 };
 130 // -----------------------------------------------------------------------------
 131 class MacabConditionSimilar : public MacabConditionCompare
 132 {
 133     public:
 134         MacabConditionSimilar(
 135             const MacabHeader *header,
 136             const ::rtl::OUString &sColumnName,
 137             const ::rtl::OUString &sMatchString) throw(::com::sun::star::sdbc::SQLException);
 138         virtual sal_Bool eval(const MacabRecord *aRecord) const;
 139 };
 140 // -----------------------------------------------------------------------------
 141 class MacabConditionBoolean : public MacabCondition
 142 {
 143     protected:
 144         MacabCondition *m_pLeft, *m_pRight;
 145
 146     public:
 147         MacabConditionBoolean(MacabCondition *pLeft, MacabCondition *pRight);
 148         virtual ~MacabConditionBoolean();
 149 };
 150 // -----------------------------------------------------------------------------
 151 class MacabConditionOr : public MacabConditionBoolean
 152 {
 153     public:
 154         MacabConditionOr(MacabCondition *pLeft, MacabCondition *pRight);
 155         virtual sal_Bool isAlwaysTrue() const;
 156         virtual sal_Bool isAlwaysFalse() const;
 157         virtual sal_Bool eval(const MacabRecord *aRecord) const;
 158 };
 159 // -----------------------------------------------------------------------------
 160 class MacabConditionAnd : public MacabConditionBoolean
 161 {
 162     public:
 163         MacabConditionAnd(MacabCondition *pLeft, MacabCondition *pRight);
 164         virtual sal_Bool isAlwaysTrue() const;
 165         virtual sal_Bool isAlwaysFalse() const;
 166         virtual sal_Bool eval(const MacabRecord *aRecord) const;
 167 };
 168 // -----------------------------------------------------------------------------
 169     }
 170 }
 171
 172 #endif // _CONNECTIVITY_MACAB_CONDITION_HXX_