How do I use the @PostConstruct annotation in EJB 3.0?
What is the meaning of marshalling and unmarshalling?
How can I use JUnit to test J2EE/EJB applications?
Check out Jeff Schnitzer's JUnitEE package and the Wiki EJB Unit Testing page.
What is a stateful session bean?
Using the Java Connector Architecture with EJBs. Can I map an entity bean to an EIS for which a JCA resource manager exists? Ideally, I would like to use container managed persistence for this.
Using the Java Connector Architecture with EJBs Can I map an entity bean to an EIS for which a JCA resource manager exists? Ideally, I would like to use container managed persistence for this.
about EJB performance Where can I find articles about EJB performance?
Entity Beans with no primary keys. Is it possible to create an Entity Bean(CMP) based on table that does not have a primary key.
Entity Beans with no primary keys Is it possible to create an Entity Bean(CMP) based on table that does not have a primary key.
Where can I learn (more) about JCA (Java Connector Architecture)?
Check out the Sun's Java Connector Architecture homepage.
Where can I learn (more) about Java's support for transaction processing?
Check out the jGuru Transactions FAQ.
Where can I learn (more) about using JNDI (Java Naming and Directory Interface)?
Check out the jGuru JNDI FAQ.
Where can I learn (more) about Java's support asynchronous and publish/subscribe messaging using JMS (Java Message Service)?
Check out the jGuru JMS FAQ.
Application Exception and EJB Transaction. If I throw a custom ApplicationException from a business method in Entity bean which is participating in a transaction, would the transaction be rolled back by container? Does container rolls back transaction only in case of SystemExceptions?
Architecturally speaking, under what circumstances must I consider adding EJB into the mix when building web-based applications using servlets and JSP?
Are EJBs the best solution to make a component which have to manage a hardware device (modem, fax...) and provide access to them?