java/lang/Callable.java

package java.lang;

/**
 * A callable computes a function.
 * The <tt>Callable</tt> interface plays a role similar to that of
 * <tt>Runnable</tt>, except that it represents methods that
 * return results and (possibly) throw exceptions. 
 * The <tt>Callable</tt> interface may be implemented by 
 * any class with a method computing a function that can be invoked
 * in a "blind" fashion by some other execution agent, for
 * example a java.util.concurrent.Executor.
 * The most common implementations of Callable are inner classes
 * that supply arguments operated on by the function.
 * @see     java.util.concurrent.Executor
 * @see     java.util.concurrent.Future
 **/
public interface Callable {
    Object call() throws Exception;
}

Revision:	1.3
Committed:	Sun Oct 13 18:18:25 2002 UTC (21 years, 8 months ago) by dl
Branch:	MAIN
CVS Tags:	HEAD
Changes since 1.2:	+0 -0 lines
State:	*FILE REMOVED*
Log Message:	Moved Callable
#	Content
1	package java.lang;
2
3	/**
4	* A callable computes a function.
5	* The <tt>Callable</tt> interface plays a role similar to that of
6	* <tt>Runnable</tt>, except that it represents methods that
7	* return results and (possibly) throw exceptions.
8	* The <tt>Callable</tt> interface may be implemented by
9	* any class with a method computing a function that can be invoked
10	* in a "blind" fashion by some other execution agent, for
11	* example a java.util.concurrent.Executor.
12	* The most common implementations of Callable are inner classes
13	* that supply arguments operated on by the function.
14	* @see java.util.concurrent.Executor
15	* @see java.util.concurrent.Future
16	**/
17	public interface Callable {
18	Object call() throws Exception;
19	}
20