GloTableWriterInterface.h

gehe zur Dokumentation dieser Datei

#ifndef INC_GLOTABLEWRITERINTERFACE_H
#define INC_GLOTABLEWRITERINTERFACE_H
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
#include "GloTableInterface.h"
#include "GloTypes.h"
#include <vector>
//---------------------------------------------------------------------------
/* Forwards */
namespace eut
{
  class UnsignedMagicNumber;
}
//-----------------------------------------------------------------------------
namespace glo
{
  //---------------------------------------------------------------------------
  /* Forwards */
  class TransactionIndexPool;
  class Record;
  class BaseRecordAttribute;
  //---------------------------------------------------------------------------
  class __glo_export_dll TableWriterInterface : public TableInterface
  {
    private:
      //============== Enums
      //-----------------------------------------------------------------------
      enum EnInUd
      {
        eINSERT,
        eUPDATE
      };
      //-----------------------------------------------------------------------
 
      //============== Attribute
      //-----------------------------------------------------------------------
      std::vector<TransactionIndexPool *>* m_pTransactionIndexPoolVector;
      //-----------------------------------------------------------------------
 
    protected:
      //============== Konstruktoren
      //-----------------------------------------------------------------------
      TableWriterInterface();
      //-----------------------------------------------------------------------
 
    public:
      //============== De- und Konstruktoren
      //-----------------------------------------------------------------------
      TableWriterInterface( const SchemaInterface & rScheme,
                            RealIndexPool * pRealIndexPool);
      //-----------------------------------------------------------------------
      virtual ~TableWriterInterface();
      //-----------------------------------------------------------------------
 
    private:
      //============== Konstruktoren
      //-----------------------------------------------------------------------
      TableWriterInterface( const TableWriterInterface & );
      //-----------------------------------------------------------------------
 
    public:
      //============== Methoden
      //-----------------------------------------------------------------------
      virtual int openTable( const std::string & sTableName );
      //-----------------------------------------------------------------------
      int storeObjectData( Record * pRecord,
                           std::vector< TransactionIndexPool * > * pTransactionIndexPoolVector = 0 );
      //-----------------------------------------------------------------------
      int deleteObjectData( Record * pRecord,
                            std::vector< TransactionIndexPool * > * pTransactionIndexPoolVector = 0 );
      //-----------------------------------------------------------------------
      int getNewObjID( ObjID & rObjID );
      //-----------------------------------------------------------------------
 
    protected:
      //============== Methoden
      //-----------------------------------------------------------------------
    
      int updateObjectDataAttribute( BaseRecordAttribute * pRecordAttribute,
                                     ObjID ObjID );
      //-----------------------------------------------------------------------
      int updateInsert( Record * pInputUpdateRecord, EnInUd eInUd );
      //-----------------------------------------------------------------------
      int readLastObjCounter( unsigned long & rulObjCounter );
      //-----------------------------------------------------------------------
      int writeLastObjCounter( const unsigned long & rulObjCounter, bool bNew );
      //-----------------------------------------------------------------------
      void removeForbiddenCharacters (std::string & rsField) const;
      //-----------------------------------------------------------------------
      int writeInTable( const std::string & rsTableName,
                        const std::string & rsContents,
                        const std::streampos spFileIndexPosition );
      //-----------------------------------------------------------------------
      int appendOnTable(  std::streampos & rspFileIndexPosition,
                          const std::string & rsTableName,
                          unsigned long ulClassID,
                          const std::string & rsDataRow );
      //-----------------------------------------------------------------------
      int updateExternFiles( BaseRecordAttribute * pRecordAttribute,
                             DATA_REFERENCE_INFO MethodInfo );
      //-----------------------------------------------------------------------
      int getFirstDeletedRecordItem( std::streampos & rspFileIndexPosition,
                                     unsigned long ulClassID );
      //-----------------------------------------------------------------------
      int readLastUL( unsigned long & rulRetVal, const std::string & rsFileName );
      //-----------------------------------------------------------------------
      int writeLastUL( const unsigned long & rulVal,
                       const std::string & rsFileName,
                       bool bNew );
      //-----------------------------------------------------------------------
      int readLastMagicNumber( eut::UnsignedMagicNumber & rRetVal,
                               const std::string & rsFileName );
      //-----------------------------------------------------------------------
      int writeLastMagicNumber( const eut::UnsignedMagicNumber & rVal,
                                const std::string & rsFileName,
                                bool bNew );
      //-----------------------------------------------------------------------
 
    private:
      //============== Operatoren
      //-----------------------------------------------------------------------
      TableInterface & operator= ( const TableInterface & );
      //-----------------------------------------------------------------------
  };
  //---------------------------------------------------------------------------
} // namespace glo
#endif