ObserverPattern (Java Design Pattern Annotations 0.1 API)

```
@Retention(RUNTIME)
@Target(TYPE)
@Documented
@DesignPattern(type=BEHAVIORAL,
               related={MediatorPattern.class,SingletonPattern.class})
public @interface ObserverPattern
```
Intent [GoF, pg 293]: Define a one-to-many dependency between objects so that when one object changes state, all its dependents are notified and updated automatically.

Since:

2010-08-09

Author:

Heinz Kabutz

- Optional Element Summary
  
  Optional Elements
  Modifier and Type Optional Element Description
  
  java.lang.String comment
  
  java.lang.Class[] participants

Element Detail
- participants
```
java.lang.Class[] participants
```
  Default:
  
  {}

- comment
```
java.lang.String comment
```
  Default:
  
  ""