1    package net.compute; 
2    // net.compute.ComputeThis 
3     
4    import java.io.Serializable; 
5     
6    public class ComputeThis implements 
7            ComputableObject { 
8        public Serializable compute() { 
9            try { 
10               Thread.sleep(2000); 
11           } catch (InterruptedException e) { 
12           } 
13           return "sdlksdflsdjfdslfdsjo" 
14                   +//new java.util.Date()+ 
15                   "This is different from lastTime!"; 
16       } 
17   }