Basic HTML version of Foils prepared May 23 99

Foil 34 JavaBean Communication and Event Model

From Case Studies in Internetics-- Introductory Material CPS714 Computational Science Information Track -- May 23 99. by Geoffrey C. Fox
JavaBeans use the same event model as the AWT to communicate between Beans. This involves an indirect structure with Listeners acting as a bridge or broker between Sources (of information) and Sinks or what is synonymous observers.
Source Bean
Listener
Sink Bean
2) Notification of need to communicate
1)
Source Bean
Sink Bean
3) Communicate

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