JavaBeans Unleashed

Overview of the InfoBus Process for Data Exchange

The InfoBus supports a stylized protocol for data exchange between InfoBus components that consists of the following major elements:

• Membership— Any Java class can join the InfoBus if it implements the InfoBusMember interface. The membership process connects applets to an InfoBus instance in preparation for data exchange.

• Rendezvous— An InfoBus application supplies an object that implements InfoBusDataProducer or InfoBusDataConsumer interfaces (or both) to listen for events appropriate to a component's role as a producer or consumer. A producer can also announce the availability of information to all listeners. When a producer gets a request event for information it can supply, it creates an instance ...