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Java > Open Source Codes > dynaop > observer > Observer


1 package dynaop.observer;
2
3 /**
4  * Observes a <code>Subject</code>.
5  *
6  * @author Bob Lee (crazybob@crazybob.org)
7  */
8 public interface Observer {
9     
10     /**
11      * Notifies of change in the <code>Subject</code>.
12      */
13     void notify(Subject subject, Object JavaDoc argument);
14 }
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