/*
 * This file is part of JGAP.
 *
 * JGAP offers a dual license model containing the LGPL as well as the MPL.
 *
 * For licensing information please see the file license.txt included with JGAP
 * or have a look at the top of class org.jgap.Chromosome which representatively
 * includes the JGAP license policy applicable for any file delivered with JGAP.
 */
package org.jgap.gp.impl;

import org.jgap.gp.*;
import org.jgap.*;

/**
 * Creates a population by copying a given population into it.
 *
 * @author Klaus Meffert
 * @since 3.3.3
 */
public class StaticPopulationCreator
    implements IPopulationCreator {
  /** String containing the CVS revision. Read out via reflection!*/
  private final static String CVS_REVISION = "$Revision: 1.3 $";

  private GPPopulation m_pop;

  /**
   * Default constructor, mainly used for dynamic instantiation.
   *
   * @author Klaus Meffert
   * @since 3.3.3
   */
  public StaticPopulationCreator() {
  }

  /**
   * @param a_pop population containing the elements to be preset
   *
   * @author Klaus Meffert
   * @since 3.3.3
   */
  public StaticPopulationCreator(GPPopulation a_pop) {
    m_pop = a_pop;
  }

  /**
   * Initializes the given population.
   *
   * @param a_pop the population to initialize
   * @param a_types the type for each chromosome, the length of the array
   * represents the number of chromosomes
   * @param a_argTypes the types of the arguments to each chromosome, must be an
   * array of arrays, the first dimension of which is the number of chromosomes
   * and the second dimension of which is the number of arguments to the
   * chromosome
   * @param a_nodeSets the nodes which are allowed to be used by each chromosome,
   * must be an array of arrays, the first dimension of which is the number of
   * chromosomes and the second dimension of which is the number of nodes
   * @param a_minDepths contains the minimum depth allowed for each chromosome
   * @param a_maxDepths contains the maximum depth allowed for each chromosome
   * @param a_maxNodes reserve space for a_maxNodes number of nodes
   * @param a_fullModeAllowed array of boolean values. For each chromosome there
   * is one value indicating whether the full mode for creating chromosome
   * generations during evolution is allowed (true) or not (false)
   *
   * @throws InvalidConfigurationException in case of any error
   *
   * @author Klaus Meffert
   * @since 3.3.3
   */
  public void initialize(GPPopulation a_pop, Class[] a_types,
                         Class[][] a_argTypes, CommandGene[][] a_nodeSets,
                         int[] a_minDepths, int[] a_maxDepths, int a_maxNodes,
                         boolean[] a_fullModeAllowed)
      throws InvalidConfigurationException {
    GPGenotype.checkErroneousPop(m_pop, " at init/1");
    a_pop.copyGPPrograms(m_pop);
    GPGenotype.checkErroneousPop(a_pop," at init/2");
    // Care that the population contains enough elements.
    // --------------------------------------------------
    int size = m_pop.size();
    IProgramCreator programCreator = new DefaultProgramCreator();
//    Population pop = new GPPopulation(size
//    for (int i = size; i < a_pop.getPopSize(); i++) {
      a_pop.create(a_types, a_argTypes, a_nodeSets, a_minDepths, a_maxDepths,
                   a_maxNodes, a_fullModeAllowed, programCreator, size);
//    }
  }
}