Teko_RequestHandler.hpp

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//      Teko: A package for block and physics based preconditioning
//                  Copyright 2010 Sandia Corporation 
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#ifndef __Teko_RequestHandler_hpp__
#define __Teko_RequestHandler_hpp__

#include <vector>

#include "Teko_RequestCallback.hpp"

#include "Teuchos_RCP.hpp"

namespace Teko {

class RequestHandler {
public:
   explicit RequestHandler();

   void addRequestCallback(const Teuchos::RCP<RequestCallbackBase> & callback);

   template <typename DataT>
   DataT request(const RequestMesg & rm) const;

   template <typename DataT>
   inline DataT request(const std::string & rm) const
   { return request<DataT>(RequestMesg(rm)); }

   template <typename DataT>
   void preRequest(const RequestMesg & rm) const;

   template <typename DataT>
   inline void preRequest(const std::string & rm) const
   { preRequest<DataT>(RequestMesg(rm)); }

private:
   // stores the callbacks to be used by this handler.
   mutable std::vector<Teuchos::RCP<RequestCallbackBase> > callbacks_;

   // hidden from the user
   RequestHandler(const RequestHandler & rh);
   RequestHandler & operator=(const RequestHandler &);
   const RequestHandler & operator=(const RequestHandler &) const;
};

#include "Teko_RequestHandler_impl.hpp"

}

#endif