Teko_RequestCallback.hpp

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

#include "Teko_RequestMesg.hpp"

namespace Teko {

class RequestCallbackBase {
public:
   virtual ~RequestCallbackBase() {}

   virtual bool handlesRequest(const RequestMesg &) = 0;

   virtual void preRequest(const RequestMesg &) = 0;
};

template <typename DataT>
class RequestCallback : public RequestCallbackBase {
public:
   virtual ~RequestCallback() {}

   virtual DataT request(const RequestMesg &) = 0;

   virtual bool handlesRequest(const RequestMesg &) = 0;
};

}

#endif