What is an EJB, and what does it do? - Stack Overflow An EJB is a Java component, containing business logic, that you deploy in a container, and that benefits from technical services provided by the container, usually in a declarative way, thanks to annotations: transaction management: a transaction can be started automatically before a method of the EJB is invoked, and committed or rollbacked once this method returns This transactional context
java - What does the @EJBs annotation do? - Stack Overflow UPDATE: Multiple persons claimed at this point that @EJBs is a proprietary extension It is not It is a core part of java EE5 See the JavaDoc for details It is simply a container for the individual @EJB annotations I believe everyone who claims these EJB annotations do a lookup I just want to know what happens with the result of this lookup
What is the difference between @Inject and @EJB - Stack Overflow I'm currently learning the new Java EE 6 component models and am confused with the latest dependency injection mechanism So here are my questions: 1) What is the difference between @Inject and @E
java - Why should we use EJB? - Stack Overflow The EJB or Enterprise Java Beans are plain java classes (since version 3 0) with annotations that enable to you write the business logic of your applications and later deploy it (or install) on a Java Enterprise Edition Server
java - Should I use @EJB or @Inject - Stack Overflow Is @EJB an old way of injecting? Is the injection done by the EJB container when using this annotation while using @Inject use the new CDI framework? Is that the difference and should I be using @Inject instead of @EJB if this is the case?
java - What is the difference between . . . - Stack Overflow Enterprise JavaBeans (EJB) is a managed, server software for modular construction of enterprise software, and one of several Java APIs EJB is a server-side software component that encapsulates the business logic of an application