Stateful Session Bean Introduction
Stateful Session Beans are business objects having state (values of its instance variables) Because the client interacts (“talks”) with its bean, this state is often called the [...]
@Stateful Annotation
The @Stateful annotation is used to mark the class as Stateful Session Bean. This annotation’s specification is as follows. @Target(value=TYPE) @Retention(value=RUNTIME) public @interface [...]
Creating a Stateful Session Bean
Business Interface Create the bean interface and mark it either as @Remote or @Local. Stateful cannot have web service client view. Remote Interface Local Interface Bean implementation class [...]
Stateful Session Bean’s Lifecycle Callback Methods
The lifecycle callbacks are methods defined in the bean class but not in business interface which the container calls when specific lifecycle event or transition occurs. The following annotations [...]
Stateful Session Bean Lifecycle
A session bean instance’s life starts when a client obtains a reference to a stateful session bean instance through dependency injection or JNDI lookup. Next, the container performs any [...]
Stateful Session Bean State Management
In the following example, we create an AccountBean with two instance variables ‘name’ and ‘balance’. We show that the container assigns the same instance to the client on [...]