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Sams Teach Yourself J2EE™ in 21 Days by Peter Roxburgh, Andy Longshaw, Debbie Law, Dan Haywood, Martin Bond

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Naming and Directory Services

A Naming Service provides a mechanism for giving names to objects so that 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 someone's phone number is simply a matter of using his or her name (and possibly address) to identify the entry in the phone book and obtain the stored phone number. There are a few complications, such as finding the right phone book to look in, but it is essentially fairly simple.

Incidentally, naming services have a similar problem to that of finding ...

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