Java ソート アルゴリズム SleepSort ソートの例

public class SleepSort {
  /**
   * @param args
   */
  public static void main(String[] args) {
    // TODO Auto-generated method stub
    int[] ints = {1,4,7,3,8,9,2,6,5};
    SortThread[] sortThreads = new SortThread[ints.length];
    for(int i=0;i<sortThreads.length;i++) {
      sortThreads[i] = new SortThread(ints[i]);
    }
    for(int i=0;i<sortThreads.length;i++) {
      sortThreads[i].start();
    }
  }
}
class SortThread extends Thread {
  int ms = 0;
  public SortThread(int ms) {
    this.ms = ms;
  }
  public void run() {
    try {
      sleep(ms*10+10);
    } catch(InterruptedException e) {
      e.printStackTrace();
    }
    System.out.println(ms);
  }
}