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Java > Open Source Codes > org > oddjob > Stateful


1 package org.oddjob;
2
3 import org.oddjob.state.JobStateListener;
4
5
6 /**
7  * A stateful job implments this interface so that
8  * it's state can be discovered. State is used to
9  * control the flow of execution within Oddjob, as
10  * well as being a way of informing client applications
11  * of progress.
12  *
13  * @author Rob Gordon
14  */
15
16 public interface Stateful {
17
18     /**
19      * Add a job state listener.
20      *
21      * @param listener The listener.
22      */
23
24     public void addJobStateListener(JobStateListener listener);
25
26     /**
27      * Remove a job state listener.
28      *
29      * @param listener The listener.
30      */
31     
32     public void removeJobStateListener(JobStateListener listener);
33
34 }
35
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