11.3. Defining an RMI Service Interface
Any system that uses RMI will use a service interface. The service interface defines the object methods that can be invoked remotely, and specifies parameters, return types, and exceptions that may be thrown. Stub and skeleton objects, as well as the RMI service, will implement this interface. For this reason, developers are urged to define all methods in advance, and to freeze changes to the interface once development begins.
NOTE
 | It is possible to make changes to an interface, but all clients and servers must have a new copy of the service interface, and code for the stubs and skeletons must be rebuilt. ... |
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