Observable and Observer « Design Pattern « Java Tutorial






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34.2.Observable and Observer
34.2.1.Observable and Observer Objects
34.2.2.Demonstrate the Observable class and the Observer interface.
34.2.3.An object may be observed by two or more observers.
34.2.4.Demonstration of 'observer' pattern.
34.2.5.Watch What is Going On with the Observer Patterns
34.2.6.Timeout Observer