Driver class that creates three threaded objects (Counter2) that count from 0 to 4.

/** Try out a few instances of the Counter2 class. 

public class Counter2Test {
  public static void main(String[] args) {
    Counter2 c1 = new Counter2(5);
    Counter2 c2 = new Counter2(5);
    Counter2 c3 = new Counter2(5);
  }
}

/** A Runnable that counts up to a specified
 *  limit with random pauses in between each count.
 
public class Counter2 implements Runnable {
  private static int totalNum = 0;
  private int currentNum, loopLimit;

  public Counter2(int loopLimit) {
    this.loopLimit = loopLimit;
    currentNum = totalNum++;
    Thread t = new Thread(this);
    t.start();
  }

  private void pause(double seconds) {
    try { Thread.sleep(Math.round(1000.0*seconds)); }
    catch(InterruptedException ie) {}
  }
  
  public void run() {
    for(int i=0; i