1    // Copyright (C) 2003 Adam Megacz <adam@xwt.org> all rights reserved.
2    //
3    // You may modify, copy, and redistribute this code under the terms of
4    // the GNU Library Public License version 2.1, with the exception of
5    // the portion of clause 6a after the semicolon (aka the "obnoxious
6    // relink clause")
7    
8    package org.xwt.util;
9    
10   /** a simple interface for callbacks*/
11   public interface Callback {
12   
13       public abstract Object call(Object arg);
14   
15   }
16