1.3. When Can You Use the JMS API?
An enterprise application provider is likely to choose a messaging API over a tightly coupled API, such as Remote Procedure Call (RPC), under the following circumstances.
The provider wants the components not to depend on information about other components' interfaces, so that components can be easily replaced.
The provider wants the application to run whether or not all components are up and running simultaneously.
The application business model allows a component to send information to another and to continue to operate without receiving an immediate response.
For example, components of an enterprise application for an automobile manufacturer can use the JMS API in situations like these.
The inventory component ...
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