|  | /* | 
|  | * Written by Doug Lea with assistance from members of JCP JSR-166 | 
|  | * Expert Group and released to the public domain, as explained at | 
|  | * http://creativecommons.org/licenses/publicdomain | 
|  | */ | 
|  |  | 
|  | package java.util.concurrent; | 
|  |  | 
|  | /** | 
|  | * A {@link Future} that is {@link Runnable}. Successful execution of | 
|  | * the <tt>run</tt> method causes completion of the <tt>Future</tt> | 
|  | * and allows access to its results. | 
|  | * @see FutureTask | 
|  | * @see Executor | 
|  | * @since 1.6 | 
|  | * @author Doug Lea | 
|  | * @param <V> The result type returned by this Future's <tt>get</tt> method | 
|  | */ | 
|  | public interface RunnableFuture<V> extends Runnable, Future<V> { | 
|  | /** | 
|  | * Sets this Future to the result of its computation | 
|  | * unless it has been cancelled. | 
|  | */ | 
|  | void run(); | 
|  | } |