eoEvalCounterThrowException.h

/*
(c) Thales group, 2010

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation;
    version 2 of the License.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

Contact: http://eodev.sourceforge.net

Authors:
Johann Dréo <johann.dreo@thalesgroup.com>
Caner Candan <caner.candan@thalesgroup.com>

*/

#ifndef __eoEvalCounterThrowException_h__
#define __eoEvalCounterThrowException_h__

#include <eoEvalFuncCounter.h>
#include <utils/eoParam.h>
#include <eoExceptions.h>

template < typename EOT >
class eoEvalCounterThrowException : public eoEvalFuncCounter< EOT >
{
public :
    eoEvalCounterThrowException( eoEvalFunc<EOT>& func, unsigned long max_evals, std::string name = "Eval. ")
        : eoEvalFuncCounter< EOT >( func, name ), _threshold( max_evals )
    {}

    using eoEvalFuncCounter< EOT >::value;

    virtual void operator()(EOT& eo)
    {
        // bypass already evaluated individuals
        if (eo.invalid()) {

            // increment the value of the self parameter
            // (eoEvalFuncCounter inherits from @see eoValueParam)
            value()++;

            // if we have reached the maximum
            if ( value() >= _threshold ) {

                // go back through the stack until catched
                throw eoMaxEvalException(_threshold);
            }

            // evaluate
            func(eo);

        } // if invalid
    }

    virtual std::string className() const {return "eoEvalCounterThrowException";}

private :
    unsigned long _threshold;
};

#endif // __eoEvalCounterThrowException_h__