Parametrizable.h

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//
// File: Parametrizable.h
// Created by: Julien Dutheil
// Created on: Sun Oct 19 23:06:42 2003
//

/*
Copyright or © or Copr. Bio++ Development Team, (November 19, 2004)

This software is a computer program whose purpose is to provide classes
for numerical calculus.

This software is governed by the CeCILL  license under French law and
abiding by the rules of distribution of free software.  You can  use, 
modify and/ or redistribute the software under the terms of the CeCILL
license as circulated by CEA, CNRS and INRIA at the following URL
"http://www.cecill.info". 

As a counterpart to the access to the source code and  rights to copy,
modify and redistribute granted by the license, users are provided only
with a limited warranty  and the software's author,  the holder of the
economic rights,  and the successive licensors  have only  limited
liability. 

In this respect, the user's attention is drawn to the risks associated
with loading,  using,  modifying and/or developing or reproducing the
software by the user in light of its specific status of free software,
that may mean  that it is complicated to manipulate,  and  that  also
therefore means  that it is reserved for developers  and  experienced
professionals having in-depth computer knowledge. Users are therefore
encouraged to load and test the software's suitability as regards their
requirements in conditions enabling the security of their systems and/or 
data to be ensured and,  more generally, to use and operate it in the 
same conditions as regards security. 

The fact that you are presently reading this means that you have had
knowledge of the CeCILL license and that you accept its terms.
*/

#ifndef _PARAMETRIZABLE_H_
#define _PARAMETRIZABLE_H_

// From Utils:
#include "../Clonable.h"

// From the STL:
#include <string>

#include "ParameterList.h"

namespace bpp
{

class Parametrizable:
  public virtual Clonable
{
  public:
    Parametrizable() {}
    virtual ~Parametrizable() {}

  public:
    virtual bool hasParameter(const std::string& name) const = 0;
  
    virtual const ParameterList& getParameters() const = 0;

    virtual const Parameter& getParameter(const std::string& name) const throw (ParameterNotFoundException) = 0;
  
    virtual double getParameterValue(const std::string& name) const
      throw (ParameterNotFoundException) = 0;

    virtual void setAllParametersValues(const ParameterList& parameters) 
      throw (ParameterNotFoundException, ConstraintException) = 0;

    virtual void setParameterValue(const std::string& name, double value) 
      throw (ParameterNotFoundException, ConstraintException) = 0;

    virtual void setParametersValues(const ParameterList& parameters)
      throw (ParameterNotFoundException, ConstraintException) = 0;

    virtual bool matchParametersValues(const ParameterList& parameters)
      throw (ConstraintException) = 0;

    virtual size_t getNumberOfParameters() const = 0;

    virtual void setNamespace(const std::string& prefix) = 0;

    virtual std::string getNamespace() const = 0;

    virtual std::string getParameterNameWithoutNamespace(const std::string& name) const = 0;

};

class ParametrizableAdapter:
  public virtual Parametrizable
{
  protected:
    ParameterList parameters_;
    Parameter parameter_;

  public:
    ParametrizableAdapter(): parameters_(), parameter_() {}
    virtual ~ParametrizableAdapter() {}

  public:

    bool hasParameter(const std::string & name) const { return parameters_.hasParameter(name); }
    const ParameterList & getParameters() const { return parameters_; }
    const Parameter & getParameter(const std::string & name) const throw (ParameterNotFoundException) { return parameter_; }
    double getParameterValue(const std::string & name) const
      throw (ParameterNotFoundException) { return 0; };
    void setAllParametersValues(const ParameterList & parameters) 
      throw (ParameterNotFoundException, ConstraintException) {}
    void setParameterValue(const std::string & name, double value) 
      throw (ParameterNotFoundException, ConstraintException) {}
    void setParametersValues(const ParameterList & parameters)
      throw (ParameterNotFoundException, ConstraintException) {}
    bool matchParametersValues(const ParameterList & parameters)
      throw (ConstraintException) { return false ;}
    size_t getNumberOfParameters() const{ return 0; }
    void setNamespace(const std::string& prefix) {}
    std::string getNamespace() const { return ""; }
    std::string getParameterNameWithoutNamespace(const std::string& name) const { return name; }
};

} //end of namespace bpp.

#endif  //_PARAMETRIZABLE_H_