76 lines
2.2 KiB
C++
76 lines
2.2 KiB
C++
// src/backend/schedulableStatus.hh - Copyright 2005, 2006, University
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// of Padova, dept. of Pure and Applied
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// Mathematics
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//
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// This file is part of SGPEMv2.
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//
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// This is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// SGPEMv2 is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with SGPEMv2; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#ifndef SCHEDULABLESTATUS_HH
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#define SCHEDULABLESTATUS_HH 1
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#include "config.h"
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#include "schedulable.hh"
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namespace sgpem
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{
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class SchedulableStatus;
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/** \brief Desribes the state of a schedulable entity in a particular moment of the simulation
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This class desribes the state of a schedulable entity in a particular moment of the simulation.
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Stores part of informations deeded by Scheduler to manage processes and other ones.
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Objects SchedulableStatus are created by Scheduler and destroyed by SimulationStatus if they are linked to it
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or by Scheduler.
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*/
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class SG_DLLEXPORT SchedulableStatus
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{
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public:
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enum state
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{
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state_running,
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state_ready,
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state_blocked,
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state_future,
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state_terminated
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};
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SchedulableStatus(const Schedulable& obj);
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//SchedulableStatus(const SchedulableStatus& obj); //copy constructor
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bool operator==(const SchedulableStatus&) const;
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int get_cpu_time_left() const;
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void give_cpu_time(const int& time);
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void set_last_scheduled(const int& time);
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int get_last_scheduled() const;
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state get_state() const;
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void set_state(state s);
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const Schedulable* get_schedulable() const;
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private:
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const Schedulable* _ref;
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int _last;
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int _time_left;
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state _my_state;
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};
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}
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#endif
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