ParamProcessor.h

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/*
 *      $Id$
 *      (Abstract)ParamProcessor class interface
 *
 *      This file is part of OTAWA
 *      Copyright (c) 2010, IRIT UPS <casse@irit.fr>
 *
 *      OTAWA is free software; you can redistribute it and/or modify
 *      it under the terms of the GNU General Public License as published by
 *      the Free Software Foundation; either version 2 of the License, or
 *      (at your option) any later version.
 *
 *      OTAWA 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 General Public License for more details.
 *
 *      You should have received a copy of the GNU General Public License
 *      along with OTAWA; if not, write to the Free Software
 *      Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
#ifndef OTAWA_PROC_PARAMPROCESSOR_H_
#define OTAWA_PROC_PARAMPROCESSOR_H_

#include <otawa/prop/Identifier.h>
#include <otawa/proc/Processor.h>

namespace otawa {

// external definitions
class ActualFeature;


// AbstractParamProcessor class
class AbstractParamProcessor: public AbstractIdentifier {
public:
        AbstractParamProcessor(cstring name, Version version);
        virtual ~AbstractParamProcessor(void);
        virtual Processor *instantiate(const ActualFeature& feature) const = 0;
        inline const Version& version(void) const { return vers; }

private:
        Version vers;
};

// ParamProcessor class
class ParamProcessor: public AbstractParamProcessor {
public:

        class AbstractMaker {
        public:
                virtual ~AbstractMaker(void) { }
                virtual Processor *instantiate(cstring name, Version version, const ActualFeature& feature) const = 0;
        };

        template <class T>
        class Maker: public AbstractMaker {
        public:
                virtual Processor *instantiate(cstring name, Version version, const ActualFeature& feature) const
                        { return new T(name, version, feature); }
        };

        ParamProcessor(cstring name, Version version, AbstractMaker *maker)
                : AbstractParamProcessor(name, version), _maker(maker) { }
        ~ParamProcessor(void)
                { delete _maker; }
        virtual Processor *instantiate(const ActualFeature& feature) const
                { return _maker->instantiate(&name(), version(), feature); }

private:
        AbstractMaker *_maker;
};

} // otawa

#endif /* OTAWA_PROC_PARAMPROCESSOR_H_ */