JNDI and Naming and Directory Services
The first concept you must grasp with regard to the configuration of database connections or messaging services is the Java Naming and Directory Interface (JNDI). JNDI is part of the Java platform and provides a standard interface to connect to various naming and directory services such as DNS and LDAP. Java applications use naming services to find objects in data sources and the JMS. It's much easier for applications to find objects based on meaningful JNDI names rather than using the actual resource names. WebLogic Server JNDI lets clients access the WebLogic Server naming services to access and retrieve various objects such as data services from that namespace.
JNDI permits any service provider implementation ...
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