class DelayedEvent implements Delayed 

{

  private long id;

  private String name;

  private LocalDateTime activationDateTime;

  //Constructor and getter methods

  @Override

  public int compareTo(Delayed that) 

  {

    long result = this.getDelay(TimeUnit.NANOSECONDS) 

            - that.getDelay(TimeUnit.NANOSECONDS);

    if (result < 0) {

      return -1;

    } else if (result > 0) {

      return 1;

    }

    return 0;

  }

  @Override

  public long getDelay(TimeUnit unit) {

    LocalDateTime now = LocalDateTime.now();

    long diff = now.until(activationDateTime, ChronoUnit.MILLIS);

    return unit.convert(diff, TimeUnit.MILLISECONDS);

  }

  @Override

  public String toString() {

    return "DelayedEvent [id=" + id + ", name=" + name + ", activationDateTime=" + activationDateTime + "]";

  }

}