/**
 * @file   com_check_iteration_counter.cpp
 * @author Julian Iseringhausen <isering@ins.uni-bonn.de>
 * @date   Mon Apr 18 12:29:39 2011
 *
 * @brief  Increases the iteration counter and checks if
 *         the maximum number of iterations is reached.
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "base/command.hpp"
#include "base/object.hpp"
#include "mg.hpp"

using namespace VMG;

class VMGCommandCheckIterationCounter : public Command
{
public:
  VMGCommandCheckIterationCounter()
  {
    new ObjectStorage<int>("ITERATION", 0);
  }

  Request Run(Command::argument_vector arguments)
  {
    const int& max_iteration = MG::GetFactory().GetObject("MAX_ITERATION")->Cast< ObjectStorage<int> >()->Val();
    int& iteration = MG::GetFactory().GetObject("ITERATION")->Cast< ObjectStorage<int> >()->Val();

    if (++iteration >= max_iteration)
      return StopCycleLater;
    else
      return Continue;
  }

  static const char* Name() {return "CheckIterationCounter";}
  static int Arguments() {return 0;}
};

CREATE_INITIALIZER(VMGCommandCheckIterationCounter);