IFXParam.h

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#ifndef __DCL_IFX_PARAM_H__
#define __DCL_IFX_PARAM_H__ 20030717
 
__DCL_BEGIN_NAMESPACE
 
class IFXParam : public SQL::Param
{
    DECLARE_CLASSINFO(IFXParam)
protected:
    int2            __sqltype;      // saved __sqlvar->sqltype
    int4            __sqllen;       // saved __sqlvar->sqllen
    ifx_sqlvar_t*   __sqlvar;
    short           __indicator;
    union {
        int32_t     i32;
        int64_t     i64;
        float       f32;
        double      f64;
        dec_t       dec;
        int4        date;
        dtime_t     dtime;
        intrvl_t    ival;
        loc_t       loc;
    } __data;
 
protected:
    IFXQuery* query() const;
    IFXConnection* conn() const;
 
public:
    bool init(SQL::Query* _query, ifx_sqlvar_t* _sqlvar);
    bool onAfterExecute();
 
    IFXParam();
    virtual ~IFXParam();
 
    // interfaces
    virtual const wchar_t* serverDataTypeName() const;
    virtual void setNull();
 
    virtual bool __setData(
        _CONST void*  _val,
        size_t          _size,
        SQL::DataType  _valType,
        SQL::DataType  _sqlType
    );
 
    // implementation
    bool setInteger(const void* _val, size_t _size);
    bool setUInteger(const void* _val, size_t _size);
    bool setBytes(const void* _val, size_t _size,
            SQL::DataType _sqlType);
    bool setInputStream(const void* _val, size_t _size,
            SQL::DataType _sqlType);
};
 
inline IFXQuery* IFXParam::query() const
{
    return (IFXQuery*)Param::__queryHandle;
}
 
inline IFXConnection* IFXParam::conn() const
{
    return query()->conn();
}
 
__DCL_END_NAMESPACE
 
#endif  // __DCL_IFX_PARAM_H__