Programming Tutorials

Providers in J2EE Deployment

By: aathishankaran in Java Tutorials on 2017-02-22  

In JavaEE, a provider is a software component that provides an implementation of a particular API or service. Providers are typically used to extend the functionality of a JavaEE application server, allowing it to support new features or integrate with third-party systems.

Providers can take many forms, including:

1. JDBC drivers - A JDBC driver is a provider that allows an application server to interact with a particular type of database system. JDBC drivers are typically packaged as JAR files and loaded by the application server at runtime.

2. JMS providers - A JMS provider is a provider that allows an application server to support the Java Messaging Service (JMS) API. JMS providers are typically provided by third-party vendors and are packaged as JAR files.

3. Security providers - A security provider is a provider that provides authentication and authorization services to an application server. Security providers can be used to integrate an application server with third-party security systems.

4. Web services providers - A web services provider is a provider that provides an implementation of the JavaEE web services APIs. Web services providers are typically used to integrate an application server with external web services.

5. EJB providers - An EJB provider is a provider that provides an implementation of the Enterprise JavaBeans (EJB) API. EJB providers are typically used to extend the functionality of an application server to support distributed computing.

By using providers, JavaEE applications can be easily extended and integrated with third-party systems, making them more flexible and powerful.