Welcome to the Java Enterprise Community

The Java Enterprise Community on java.net is a new gathering place for developers working with J2EE technologies. Here, you can immerse yourself in a thriving community of developers and technology experts and find people with similar interests to help with your own open-source projects. Check back often to find the latest project/community news!

New to the J2EE platform?
Read this short document to get started in no time!

Need some BluePrints to help in your design work?
The J2EE BluePrints formalize best practices, guidelines and applications for designing enterprise applications and web services using Java technologies.

Don't use @PersistenceContext in a web app...
It's a common mistake to inject an EntityManager into a web application that uses Java Persistence API. Let's discuss why?  —   Sahoo

Using AJAX with Java Technology
I recently did a tech tip for java.sun.com on a very basic AJAX autocomplete client. This tip will walk you through the client and server side code.  —  Greg Murray

Visual feedback on password strength
Want to provide visual feedback to your users on the password strength while they are typing new passwords? Here is how you can do it.  —  Kirill Grouchnikov

More examples using GlassFish
Lately I have found more and more blogs about features in GlassFish. I thought I mention some of what I found.  —  Carla Mott

Bringing Ruby on Rails's Flash to JSF
This blog is an introduction to the new jsf-extensions project on java.net, and to its first component, the Flash.  —  Ed Burns

Sometimes things are hard to find
There are features in the NetBeans IDE that can be tough to discover. But once you find them, they're great!  —  Gregg Sporar

Resource injection in web applications
I have been looking at the Servlet 2.5 specification (Maintenance Review). One of the key additions is the ability to inject dependencies to classes whose lifecycle are maintained by the container.  —  Meeraj Kunnumpurath

Handling Type Codes in Your Domain Models
With complex enterprise systems, we often times find ourselves with lots of 'flags' or 'types' within our database tables. Utilizing Hibernate's UserType facility, we can handle these types in such a way that will carry extra behavior and information within your domain models.  —  Jacob Hookom

Java DB
Announcements of Java DB are out!  —  Masood Mortazavi

Create a JAX-WS 2.0 Web Service and Client in Minutes
Bobby Bissett has written a white paper entitled "Building JAX-WS 2.0 Services with NetBeans." This is an excellent white paper for those wishing to get started using JAX-WS.  —  Doug Kohlert

Move Over Apache
A short year in the life of a no-name programmer that wanted to get involved in the Java(tm) community.  —  Jacob Hookom

Calling for GlassFish Screencasts
I would like to set a repository of screencasts for the GlassFish community. Let me know if you have a contribution to make.  —  Eduardo Pelegri-Llopart

Looking for a Great Recent College Grad
We have an opening (in Bay Area, California) for a recent college graduate for working with Java EE (J2EE) and XML technologies and for writing great sample applications to illustrate the best use of various APIs.  —  Inderjeet Singh

AJAX examples in Java BluePrints Solutions Catalog project
First early access version of Java BluePrints Solutions Catalog for Java EE 5 was released. It includes some AJAX applications, components, and solutions for using AJAX on the Java platform.