What Is The Purpose Of JNDI?

What is JNDI in Java with examples?

JNDI is an API used to access the directory and naming services (i.e.

the means by which names are associated with objects).

A basic example of a naming service is DNS which maps machine names to IP addresses.

Using JNDI, applications can store and retrieve named Java objects of any type..

What is JNDI context?

The Java Naming and Directory Interface (JNDI) is a Java API for a directory service that allows Java software clients to discover and look up data and resources (in the form of Java objects) via a name. Like all Java APIs that interface with host systems, JNDI is independent of the underlying implementation.

What is difference between JNDI and JDBC?

JDBC is Java Database Connectivity API, while JNDI is Java Naming and Directory Interface API. … In short words: JDBC is Database realm, JNDI lets you store Objects in a virtual context (the Directory) that can be local, remote (implementation details usually don’t matters).

What is JMS JNDI?

The Java™ Naming and Directory Interface (JNDI) API enables JMS clients to look up configured JMS objects. By delegating all the provider-specific work to administrative tasks for creating and configuring these objects, the clients can be completely portable between environments.

What are Jndi properties?

To simplify the task of setting up the environment required by a JNDI application, you may distribute application resource files along with application components and service providers. An application resource file has the name jndi. properties. … The key is the name of the property (for example, java. naming.

What is a JMS queue?

JMS queue. A staging area that contains messages that have been sent and are waiting to be read (by only one consumer). As the name queue suggests, the messages are delivered in the order sent. A JMS queue guarantees that each message is processed only once.

What is JNDI and how it works?

The Java Naming and Directory Interface™ (JNDI) is an application programming interface (API) that provides naming and directory functionality to applications written using the Java™ programming language. It is defined to be independent of any specific directory service implementation.

What is the use of JMS?

It defines a common enterprise messaging API that is designed to be easily and efficiently supported by a wide range of enterprise messaging products. JMS supports both messaging models: point-to-point (queuing) and publish-subscribe. JMS was defined to allow Java application to use enterprise messaging systems.

What is JNDI WebLogic?

Foreign JNDI is an API that allows you to access objects on a remote JNDI tree without having to connect directly to the remote tree. Foreign JNDI enables you to make links to a JNDI tree on another server or provider including, but not limited to, WebLogic Server, or a JNDI tree in a Java program.

What is JNDI name in WebSphere?

When you create a WebSphere Application Server data source, the default JNDI name is set to jdbc/data_source_name . When you create a connection factory, its default name is eis/j2c_connection_factory_name .

What is DataSource in JDBC?

A DataSource object provides a new way for JDBC clients to obtain a DBMS connection. To create a DataSource object you define it with an entry in the weblogic. properties file. This DataSource entry then points to a connection pool that is also defined in the weblogic.

What is DataSource in WebLogic?

In WebLogic Server, you configure database connectivity by adding data sources to your WebLogic domain. WebLogic JDBC data sources provide database access and database connection management. Each data source contains a pool of database connections that are created when the data source is created and at server startup.