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Java Naming and Directory Services A Naming Service provides a mechanism for giving names to objects so you can retrieve and use those objects without knowing the location of the object . Objects can be located on any machine accessible from your network, not necessarily the local workstation. A real-world example is a phone directory . It stores telephone numbers against names and addresses. To find people's phone numbers is simply a matter of using their name (and possibly address) to identify an entry in the phone book and obtaining the stored phone number. There are a few complications, such as finding the right phone book to look in, but it is essentially a simple process. Incidentally, naming services have a similar problem to that of finding the right phone book. This is known as obtaining a context. A name can only be found if you examine the right context (phone book). A Directory Service also associates names with objects but provides additi...