Sleeping for a While : Sleeping « Thread « SCJP

1. SCJP
2. Thread
3. Sleeping

The Thread that calls the sleep method is put to sleep for a number of milliseconds 
at least equal to the input parameter. 


1. Thread.sleep(long millisecs)
2. Thread.sleep(long millisecs, int nanosecs )


public class MainClass {
  public static void main(String[] argv) {
    try {
      Thread.sleep(500);
    } catch (InterruptedException e) {
    }

  }
}