include/vrfutil/rsrcMgr.h

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/*******************************************************************************
** Copyright (c) 1999 MaK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
/*******************************************************************************
** $RCSfile: rsrcMgr.h,v $ $Revision: 1.13 $ $State: Exp $
*******************************************************************************/



#ifndef DtSimResourceManager_H_
#define DtSimResourceManager_H_

#include <vlutil/vlHashlist.h>
#include "vrfutil/rwList.h"

class DtReaderWriterRegistry;
class DtString;
class DtSimResource;
class DtListItem;


#include "vrfutil/vrfutilDefines.h"
class DT_DLL_vrfutil DtSimResourceManager : public DtRwList
{

protected:

   DtSimResourceManager();

public:

   DtSimResourceManager(const DtString& name, DtReaderWriterRegistry* 
      parentRegistry = NULL);
   DtSimResourceManager(const DtSymbolString& name, DtReaderWriterRegistry* 
      parentRegistry = NULL);

   DtSimResourceManager(const DtString& name, const DtSimResourceManager& orig, 
      DtReaderWriterRegistry* parentRegistry = NULL);
   DtSimResourceManager(const DtSymbolString& name, const DtSimResourceManager& orig, 
      DtReaderWriterRegistry* parentRegistry = NULL);

   DtSimResourceManager& operator=(const DtSimResourceManager& orig);

   bool operator!= (const DtSimResourceManager& orig) const;
   bool operator== (const DtSimResourceManager& orig) const;

   virtual ~DtSimResourceManager();

   virtual DtSimResource* lookupResource(const DtString & resourceName);
   virtual DtSimResource* lookupResource(const DtBaseHashKey & resourceName);

   virtual const DtSimResource* lookupResource(const DtString & resourceName) const;
   virtual const DtSimResource* lookupResource(const DtBaseHashKey & resourceName) const;

   virtual DtSimResource* addResource(DtSimResource* resource);

   virtual bool removeResource(DtSimResource* resource);

   virtual DtSimResourceManager* clone(const DtString& name, 
      DtReaderWriterRegistry* parentRegistry = NULL) const;
   virtual DtSimResourceManager* clone(const DtSymbolString& name, 
      DtReaderWriterRegistry* parentRegistry = NULL) const;


   virtual void addToHashIndex(DtSimResource* resource);

   virtual void removeFromHashIndex(DtSimResource* resource);

   const DtList* resources() const { return myHashIndex.keys(); };

protected:
   virtual void removeResource(DtSimResource* resource, DtListItem* item);
   virtual DtlObjPtr getData(DtlObjPtr args, const DtFilename& searchPath,
      const DtVariableBindingsList& variableBindings);

protected:

   DtHashlist myHashIndex;

};

inline bool DtSimResourceManager::operator!=(const DtSimResourceManager& orig) const
{
   return !(*this == orig);
}

#endif