// innerclasses/controller/Event.java
// (c)2017 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
// The common methods for any control event
package innerclasses.controller;
import java.time.*; // Java 8 time classes

public abstract class Event {
 private Instant eventTime;
 protected final Duration delayTime;
 public Event(long millisecondDelay) {
 delayTime = Duration.ofMillis(millisecondDelay);
 start();
 }
 public void start() { // Allows restarting
 eventTime = Instant.now().plus(delayTime);
 }
 public boolean ready() {
 return Instant.now().isAfter(eventTime);
 }
 public abstract void action();
}