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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/* */
/* This file is part of the class library */
/* SoPlex --- the Sequential object-oriented simPlex. */
/* */
/* Copyright 1996-2022 Zuse Institute Berlin */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */
/* See the License for the specific language governing permissions and */
/* limitations under the License. */
/* */
/* You should have received a copy of the Apache-2.0 license */
/* along with SoPlex; see the file LICENSE. If not email to soplex@zib.de. */
/* */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/**@file timerfactory.h
* @brief TimerFactory class.
*/
#ifndef _TIMERFACTORY_H_
#define _TIMERFACTORY_H_
#include "soplex/spxdefines.h"
#include "soplex/spxalloc.h"
#include "soplex/timer.h"
#include "soplex/notimer.h"
#include "soplex/usertimer.h"
#include "soplex/wallclocktimer.h"
namespace soplex
{
/**@class TimerFactory
@ingroup Elementary
@brief Class to create new timers and to switch types of exiting ones
*/
class TimerFactory
{
public:
/// create timers and allocate memory for them
static Timer* createTimer(Timer::TYPE ttype)
{
Timer* timer = 0;
switch(ttype)
{
case Timer::OFF:
spx_alloc(timer, sizeof(NoTimer));
timer = new(timer) NoTimer();
break;
case Timer::USER_TIME:
spx_alloc(timer, sizeof(UserTimer));
timer = new(timer) UserTimer();
break;
case Timer::WALLCLOCK_TIME:
spx_alloc(timer, sizeof(WallclockTimer));
timer = new(timer) WallclockTimer();
break;
default:
MSG_ERROR(std::cerr << "wrong timer specified" << std::endl;)
}
return timer;
}
static Timer* switchTimer(Timer* timer, Timer::TYPE ttype)
{
// check whether the type is different from the current one
if(ttype != timer->type())
{
// @todo transfer the old times
spx_free(timer);
timer = createTimer(ttype);
}
return timer;
}
};
} // namespace soplex
#endif // _TIMERFACTORY_H_