2 * Written by Doug Lea with assistance from members of JCP JSR-166
3 * Expert Group and released to the public domain, as explained at
4 * http://creativecommons.org/licenses/publicdomain
7 package java.util.concurrent;
12 * A mix-in style interface for marking objects that should be
13 * acted upon after a given delay.
15 * <p>An implementation of this interface must define a
16 * <tt>compareTo</tt> method that provides an ordering consistent with
17 * its <tt>getDelay</tt> method.
22 public interface Delayed extends Comparable<Delayed> {
25 * Returns the remaining delay associated with this object, in the
28 * @param unit the time unit
29 * @return the remaining delay; zero or negative values indicate
30 * that the delay has already elapsed
32 long getDelay(TimeUnit unit);