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/interpreter/tags/at2-build190607/src/edu/vub/at/actors/eventloops/Callable.java

http://ambienttalk.googlecode.com/
Java | 45 lines | 4 code | 3 blank | 38 comment | 0 complexity | 30f3417925bb668e093dc2192e5766bc MD5 | raw file
 1/**
 2 * AmbientTalk/2 Project
 3 * Callable.java created on 28-dec-2006 at 12:35:38
 4 * (c) Programming Technology Lab, 2006 - 2007
 5 * Authors: Tom Van Cutsem & Stijn Mostinckx
 6 * 
 7 * Permission is hereby granted, free of charge, to any person
 8 * obtaining a copy of this software and associated documentation
 9 * files (the "Software"), to deal in the Software without
10 * restriction, including without limitation the rights to use,
11 * copy, modify, merge, publish, distribute, sublicense, and/or
12 * sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following
14 * conditions:
15 *
16 * The above copyright notice and this permission notice shall be
17 * included in all copies or substantial portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
21 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
23 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
24 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
25 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
26 * OTHER DEALINGS IN THE SOFTWARE.
27 */
28package edu.vub.at.actors.eventloops;
29
30/**
31 * A generic interface representing a 'closure' that may return values and throw exceptions.
32 *
33 * @author tvcutsem
34 */
35public interface Callable {
36	
37	/**
38	 * Invokes the delayed closure.
39	 * @param argument the single argument to the closure (multiple arguments thus need to be wrapped in a collection)
40	 * @return the result of applying the delayed closure to the given arguments
41	 * @throws Exception
42	 */
43	public Object call(Object argument) throws Exception;
44
45}