/**
 *  \file Optimizer.cpp   \brief Base class for all optimizers.
 *
 *  Copyright 2007-2010 IMP Inventors. All rights reserved.
 *
 */

#include "IMP/log.h"
#include "IMP/Optimizer.h"
#include "IMP/OptimizerState.h"
#include "IMP/internal/utility.h"

IMP_BEGIN_NAMESPACE

namespace {
  unsigned int optimizer_index=0;
}

Optimizer::Optimizer(Model *m, std::string name)
{
  if (m) set_model(m);
  set_name(internal::make_object_name(name, optimizer_index++));
  set_was_used(true);
}

void Optimizer::update_states() const
{
  IMP_LOG(VERBOSE,
          "Updating OptimizerStates " << std::flush);
  for (OptimizerStateConstIterator it = optimizer_states_begin();
       it != optimizer_states_end(); ++it) {
    IMP_CHECK_OBJECT(*it);
    (*it)->update();
    IMP_LOG(VERBOSE, "." << std::flush);
  }
  IMP_LOG(VERBOSE, "done." << std::endl);
}

IMP_LIST_IMPL(Optimizer, OptimizerState, optimizer_state,
              OptimizerState*, OptimizerStates, {
                obj->set_optimizer(this);
                obj->set_was_used(true);
              },,
              obj->set_optimizer(NULL));

IMP_END_NAMESPACE