paraCalculationState.h

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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/*          This file is part of the program and software framework          */
/*                    UG --- Ubquity Generator Framework                     */
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/*  Copyright Written by Yuji Shinano <shinano@zib.de>,                      */
/*            Copyright (C) 2021-2026 by Zuse Institute Berlin,              */
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/* modify it under the terms of the GNU Lesser General Public License        */
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/**@file    paraCalculationState.h
 * @brief   Base class for calculation state.
 * @author  Yuji Shinano
 *
 *
 *
 */
 
/*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
 
 
#ifndef __PARA_CALCULATION_STATE_H__
#define __PARA_CALCULATION_STATE_H__
 
#include <climits>
#include <cfloat>
#include "paraComm.h"
 
namespace UG
{
 
///
/// \class ParaCalculationState
/// Abstract interface for calculation state in a ParaSolver.
/// Holds no data; derived classes own the fields.
///
class ParaCalculationState
{
public:
 
   ParaCalculationState(
         )
   {
   }
 
   virtual
   ~ParaCalculationState(
         )
   {
   }
 
   ///
   /// getter of computing time of a subproblem
   /// @return subroblem computing time
   ///
   virtual double getCompTime(
         ) = 0;
 
   ///
   /// getter of the number of tasks solved in a subproblem
   /// @return the number of tasks
   ///
   virtual int getNSolved(
         ) = 0;
 
   ///
   /// getter of the termination state for solving the subproblem
   /// @return the termination state
   ///
   virtual int getTerminationState(
         ) = 0;
 
   ///
   /// stringfy ParaCalculationState
   /// @return string to show this object
   ///
   virtual std::string toString(
         ) = 0;
 
   ///
   /// stringfy ParaCalculationState (simple string version)
   /// @return simple string to show this object
   ///
   virtual std::string toSimpleString(
         ) = 0;
 
   ///
   /// send this object to destination
   ///
   virtual void send(
         ParaComm *comm,   ///< communicator used to send this object
         int destination,  ///< destination rank to send
         int tag           ///< tag to show this object
         ) = 0;
 
   ///
   /// send this object to destination
   ///
   virtual void receive(
         ParaComm *comm,   ///< communicator used to receive this object
         int source,       ///< source rank to receive this object
         int tag           ///< tag to show this object
         ) = 0;
 
};
 
}
 
#endif // __PARA_CALCULATION_STATE_H__