Command


1   /*
2     (c) Copyright 2003, 2004, 2005 Hewlett-Packard Development Company, LP
3     [See end of file]
4     $Id: Command.java,v 1.3 2005/02/21 12:18:43 andy_seaborne Exp $
5   */
6   
7   package com.hp.hpl.jena.shared;
8   
9   /**
10      @author kers
11      An interface expressing the execution of a command.
12  */
13  
14  public interface Command
15      {
16      /**
17          Perform some action and return some result.
18      */
19      Object   execute();
20      }
21  
22  
23  /*
24      (c) Copyright 2002, 2003, 2004, 2005 Hewlett-Packard Development Company, LP
25      All rights reserved.
26  
27      Redistribution and use in source and binary forms, with or without
28      modification, are permitted provided that the following conditions
29      are met:
30  
31      1. Redistributions of source code must retain the above copyright
32         notice, this list of conditions and the following disclaimer.
33  
34      2. Redistributions in binary form must reproduce the above copyright
35         notice, this list of conditions and the following disclaimer in the
36         documentation and/or other materials provided with the distribution.
37  
38      3. The name of the author may not be used to endorse or promote products
39         derived from this software without specific prior written permission.
40  
41      THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
42      IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
43      OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
44      IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
45      INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46      NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
47      DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
48      THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
49      (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
50      THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
51  */
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