builder_Integrator.h

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#ifndef BUILDER_INTEGRATOR_INCLUDED
#define BUILDER_INTEGRATOR_INCLUDED

#include <cassert>

#include "action_list.h"
#include "integrator.h"

#ifdef USE_PARAMETERS_FACTORY
#include "parameters_factory.h"
#endif

#include "bridgeIO.h"
using Bridge::vout;


//- parameters class
class Parameters_Builder_Integrator : virtual public Parameters
{
 public:
  Parameters_Builder_Integrator();
};
//- end

class Builder_Integrator
{
 public:
  static const std::string class_name;

 protected:
  Bridge::VerboseLevel m_vl;

 private:
  std::vector<int> m_Nstep;            

  int    m_Nprec;                      
  double m_lambda_Omelyan;

  std::string m_str_integrator_type;

  ActionList              m_actions;
  std::vector<Director *> m_director;


  std::vector<Integrator *> m_integs;  

 public:
  Builder_Integrator(const ActionList& action_list,
                     std::vector<Director *> director = std::vector<Director *>());

  ~Builder_Integrator()
  {
    tidyup();
  }

 private:
  // non-copyable
  Builder_Integrator(const Builder_Integrator&);
  Builder_Integrator& operator=(const Builder_Integrator&);

 public:
  void set_parameters(const Parameters& params);
  void set_parameters(std::string str_integrator_type,
                      const std::vector<int>& Nstep,
                      const int Nprec,
                      const double lambda_Omelyan);

  void set_parameter_verboselevel(const Bridge::VerboseLevel vl) { m_vl = vl; }

  Integrator *build();

  Integrator *build_leapfrog();
  Integrator *build_omelyan();

  void tidyup();
};
#endif