I have a have a custom progressbarpanel in Swing where I want to show the progress of a lengthy operation.
I was going through an EJB 3.1 book (O\'Reilly, Andrew Lee Rubinger and Bill Burke), there the author is mentioning that (these are not th开发者_如何转开发e exact words in the book, this is my own und
I am trying to learn about J2EE and web services (in GlassFish 3.1).This question is a bit of a follow up to this.
This question is somewhat related to Handling a timeout in EJB3 without using threads. Background: I have an example of an operation that may lock up while it\'s running, and I have to be able to ha
I tried following example for a stateful session bean http://www.roseindia.net/ejb/example-of-statelfulbean.shtml, but when I use two browsers I only get the same session bean.
For some strange reason I am getting the following exception. 2011-02-08 09:53:30,667 ERROR [STDERR] (QuartzScheduler_Worker-9) java.lang.ClassCastException: org.javassist.tmp.java.lang.Object_$$_jav
If I have a @ManagedBean that\'s @SessionScoped, why would I use a @Stateful EJB? I used it before for shopping carts and maintaining a conversational state, but since a managed bean will be kept duri
I\'m developing a java EE web app using JSF with a shopping cart style process, so I want to collect user input over a number of pages and then do something with it.
I\'m trying to use JNDI to obtain a new Stateful Session Bean in a servlet (as a local variable).My doGet() method has the following:
I am going through the Java EE 6 tutorial and I am trying to understand the difference between stateless and stateful session beans. If stateless session beans do not retain their state in between met
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