cycleruninfo.java

pso源程序

/**
 * Description: provide the cycle number for the stagnation of the best result
 *
 * @ Author        Create/Modi     Note
 * Xiaofeng Xie    Jul 19, 2006
 */

package maosKernel.infoIO.runtime;

import maosKernel.memory.*;
import maosKernel.represent.landscape.*;

public class CycleRunInfo implements IStagnateCycleCheckEngine {
  private int t_con = 0;
  private CycleResult bestResult;

  /**********************************************/
  private IEncodedDataEvaluateEngine evaluateEngine;

  public CycleRunInfo(IEncodedDataEvaluateEngine evaluateEngine) {
    this.evaluateEngine = evaluateEngine;
  }

  public void setTemplate(CycleResult currResult) {
    bestResult = (CycleResult)currResult.clone();
  }

  public int getStagnatedCycleNumber() {
    return t_con;
  }

  public CycleResult getCycleResult() {
    return bestResult;
  }

  public boolean checkCycle(CycleResult currResult) {
    if (currResult.NCycle==0 || !EncodedStateHandler.evaluate(evaluateEngine, bestResult.BState, currResult.BState)) {
      bestResult.importData(currResult);
      t_con = 0;
      return true;
    } else {
      t_con++;
      return false;
    }
  }
}