GloBaseRecordAttribute.h

gehe zur Dokumentation dieser Datei

#ifndef INC_GLOBASERECORDATTRIBUTE_H
#define INC_GLOBASERECORDATTRIBUTE_H
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
#include "GloTypes.h"
#include "GloClassInfoAttribute.h"
#if defined (__PTHREADS)
  #include <EuPCriticalSection.h>
#else
  #include "EuCriticalSection.h"
#endif
#include <string>
#include <memory>
//-----------------------------------------------------------------------------
/* Forwards */
namespace ptl
{
  template<class T_DATA> class TDVList;
}
namespace eut
{
  class Blob;
}
//-----------------------------------------------------------------------------
namespace glo
{
  //---------------------------------------------------------------------------
  /* Forwards */
  class ObjID;
  class Persistent;
//---------------------------------------------------------------------------
  #ifdef _MSC_VER
    /* 'Bezeichner': Klasse 'Typ' benötigt eine DLL-Schnittstelle, die von... */
    #pragma warning( disable : 4251 )
  #endif
  //---------------------------------------------------------------------------
  class __glo_export_dll BaseRecordAttribute
  {
      //============== Friends
      //-----------------------------------------------------------------------
      friend class ptl::TDVList<BaseRecordAttribute>;
      //-----------------------------------------------------------------------
 
      //============== Static attributes
      //-----------------------------------------------------------------------
      #ifdef _DEBUG
        static unsigned int  sm_uiInstanceCount;
      #endif // _DEBUG
      //-----------------------------------------------------------------------
 
    private:
      //============== Attributes
      //-----------------------------------------------------------------------
      unsigned int m_uiReferenceCount;
      //-----------------------------------------------------------------------
      #if defined (__PTHREADS)
        EuPCriticalSection m_LocalCriticalSection;
      #else
        eut::CriticalSection m_LocalCriticalSection;
      #endif
      //-----------------------------------------------------------------------
      ClassInfoAttribute * m_pClassInfoAttribut;
      //-----------------------------------------------------------------------
      std::streampos m_FilePosition;
      //-----------------------------------------------------------------------
 
    protected:
      //============= Constructors
      //-----------------------------------------------------------------------
      BaseRecordAttribute();
      //-----------------------------------------------------------------------
  #if defined( _MSC_VER ) && ( _MSC_VER < 1900 )
    public:
  #else
    protected:
  #endif
 
      //-----------------------------------------------------------------------
      virtual ~BaseRecordAttribute();
      //-----------------------------------------------------------------------
 
    public:
      //============= Constructors
      //-----------------------------------------------------------------------
      BaseRecordAttribute(  ClassInfoAttribute * pClassInfoAttribut,
                            const std::streampos & rFilePos);
      //-----------------------------------------------------------------------
 
    protected:
      //============== Constructors
      //-----------------------------------------------------------------------
      BaseRecordAttribute( const BaseRecordAttribute & rT );
      //-----------------------------------------------------------------------
 
    public:
      //============== Methods
      //-----------------------------------------------------------------------
      AttributeID getAttributeID() const;
      //-----------------------------------------------------------------------
      virtual void initNew() = 0;
      //-----------------------------------------------------------------------
      unsigned int remember();
      //-----------------------------------------------------------------------
      unsigned int forget();
      //-----------------------------------------------------------------------
      unsigned int getReferenceCount() const;
      //-----------------------------------------------------------------------
      ClassInfoAttribute * getClassInfoAttribute() const;
      //-----------------------------------------------------------------------
      ClassInfoAttribute::Type getType() const;
      //-----------------------------------------------------------------------
      EnDataType getDataType() const;
      //-----------------------------------------------------------------------
      // doxygen -> warning: unable to resolve reference to 'GLO_REF_DEPENDENT' for \ref command
      // Is a reference to the GlobalObjects documentation.
      //-----------------------------------------------------------------------
      std::string getTypeInfo() const;
      //-----------------------------------------------------------------------
      EnDataTypeGroup getInfoType();
      //-----------------------------------------------------------------------
      std::string getTypeAsString() const;
      //-----------------------------------------------------------------------
      std::string getTypeAsCppString() const;
      //-----------------------------------------------------------------------
      std::string getTableName() const;
      //-----------------------------------------------------------------------
      std::string getFieldName() const;
      //-----------------------------------------------------------------------
      std::string getTableFieldName() const;
      //-----------------------------------------------------------------------
      virtual bool dataIsFieldContent() const = 0;
      //-----------------------------------------------------------------------
      virtual std::string getDataReference() const;
      //-----------------------------------------------------------------------
      virtual void setDataReference( const std::string & rsDataReference );
      //-----------------------------------------------------------------------
      virtual int updateDataReference(  const std::string & rsDataPath,
                                        DATA_REFERENCE_INFO MethodInfo );
      //-----------------------------------------------------------------------
      virtual int getFormattedFieldContents( std::string & rsRetVal,
                                             DATA_REFERENCE_INFO & rRetValInfo,
                                             ObjID ObjID );
      //-----------------------------------------------------------------------
      std::string getClassName() const;
      //-----------------------------------------------------------------------
      std::string getClassMemberName() const;
      //-----------------------------------------------------------------------
      int getFieldPos();
      //-----------------------------------------------------------------------
      virtual unsigned short getDataFieldLength() const = 0;
      //-----------------------------------------------------------------------
      void setFilePosition( const std::streampos & rFilePos );
      //-----------------------------------------------------------------------
      std::streampos getFilePosition() const;
      //-----------------------------------------------------------------------
      virtual int setValueFromObjectAttributeID(  Persistent & rObject,
                                                  const AttributeID & rAttributeID );
      //-----------------------------------------------------------------------
      virtual void setValueFromVoid( void * pValue ) = 0;
      //-----------------------------------------------------------------------
      virtual std::string getValueAsString() const = 0;
      //-----------------------------------------------------------------------
      virtual std::string getValueAsDataString() const = 0;
      //-----------------------------------------------------------------------
      virtual std::string getValueAsStreamString() const = 0;
      //-----------------------------------------------------------------------
      virtual std::string getValueAsDisplayString() const = 0;
      //-----------------------------------------------------------------------
      virtual void * getValueAsVoidPointer() = 0;
      //-----------------------------------------------------------------------
      virtual int takeValue( const BaseRecordAttribute & rT );
      //-----------------------------------------------------------------------
      virtual int getAttributeValueBlob( eut::Blob & rBlob ) const;
      //-----------------------------------------------------------------------
      virtual BaseRecordAttribute * getCopy() =0;
      //-----------------------------------------------------------------------
      //============== Operators
      //-----------------------------------------------------------------------
 
      bool operator== ( const BaseRecordAttribute & rT ) const;
      bool operator!= ( const BaseRecordAttribute & rT ) const;
      //-----------------------------------------------------------------------
 
    private:
      //============== Operators
      //-----------------------------------------------------------------------
      BaseRecordAttribute & operator= ( const BaseRecordAttribute & );
      //-----------------------------------------------------------------------
  };
  //---------------------------------------------------------------------------
  #ifdef _MSC_VER
    /* 'Bezeichner': Klasse 'Typ' benötigt eine DLL-Schnittstelle, die von... */
    #pragma warning( default : 4251 )
  #endif
  //---------------------------------------------------------------------------
} // namespace glo
#endif