||For obtaining references to remote objects, RMI includes a registry service,
that provides methods for storing and retrieving remote object references.
||This interface must be implemented by all types that needs
to be stored in a dependable registry.
||Interface used by clients to lookup proxy in
||Service interface for performing lookups from a replicated
RegistryListener is a marker interface that
declares no methods.
||This interface is the service provider interface for the registry
||This interface is used by servers to bind and unbind their reference
with a specified name from the dependable registry.