systemMetaDataEntry.h

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/*******************************************************************************
** Copyright (c) 2013 MAK Technologies, Inc.
** All rights reserved.
*******************************************************************************/



#pragma once

#include "vrfobjparam/vrfobjparamDefines.h"
#include <readerWriter/readerWriter.h>
#include <readerWriter/rwString.h>
#include "tdbutil/stringKeyFactory.h"

#include <memory>

class DtSystemMetaDataEntry;

typedef DtStringKeyFactoryWithParam<DtSystemMetaDataEntry, const DtString&> DtSystemMetaDataEntryFactory;

class DT_DLL_vrfobjparam DtSystemMetaDataEntry : public DtReaderWriter
{
public:
   DtSystemMetaDataEntry(const DtString& name, DtReaderWriterRegistry* 
      parentRegistry = NULL);

   DtSystemMetaDataEntry(const DtString& name, const DtSystemMetaDataEntry& orig,
      DtReaderWriterRegistry* parentRegistry = 0);

   DtSystemMetaDataEntry& operator=(const DtSystemMetaDataEntry& orig);

   virtual ~DtSystemMetaDataEntry() override;

   virtual DtString entryType() const = 0;

   virtual DtSystemMetaDataEntry* clone() const = 0;

   static DtSystemMetaDataEntry* createMetaDataEntry(const DtString& type);

   static DtSystemMetaDataEntryFactory* factory();

   bool operator==(const DtSystemMetaDataEntry&) const;
   virtual bool compare(const DtSystemMetaDataEntry& rhs) const = 0;

protected:
   static std::unique_ptr<DtSystemMetaDataEntryFactory> theFactory;
};