messageQueue.h

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/*********************************************************************
  ** Copyright (c) 1992-2010 VT MAK
 ** All rights reserved.
 *********************************************************************/

#ifndef messageQueue_H_
#define messageQueue_H_



#include <namespace.h> 
#include <iosfwd>

namespace MAKVrExchange {

class DT_DLL_LIBPORTAL DtMessageQueue
{

public:

   DtMessageQueue();
   virtual ~DtMessageQueue();

private:

   DtMessageQueue(const DtMessageQueue &other);

   DtMessageQueue& operator=(const DtMessageQueue &other);

public:

   virtual bool isEmpty() = 0;

   virtual void sendMessage(const void *message, unsigned int messageSize) = 0;

   virtual void* message(unsigned int *outSize = 0) = 0;


   virtual std::ostream &printDataToStream(std::ostream &str) const = 0;

};

std::ostream & operator << (std::ostream & str, const DtMessageQueue &msg);

}

#endif //end #ifndef messageQueue_H_