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  • 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
    I had a web project, jee 6, with ejbs in it and i didnt have to specify name attribute with @EJB, once I moved ejbs to separate ejb jar (still same ear) weblogic 12 1 2 tells me "The ejb-ref does not have an ejb-link and the JNDI name of the target Bean has not been specified" Miljen Mikic's answer gave me an idea about the possible answer
  • Understanding EJB Architecture and Implementation - Stack Overflow
    EJB is just an API and Spring is a complete platform "While some consider Java EE and Spring to be in competition, Spring is, in fact, complementary to Java EE " The term "Spring" means different things in different contexts It can be used to refer to the Spring Framework project itself, which is where it all started
  • 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 - Should I use @EJB or @Inject - Stack Overflow
    The @EJB is used to inject EJB's only and is available for quite some time now @Inject can inject any managed bean and is a part of the new CDI specification (since Java EE 6) In simple cases you can simply change @EJB to @Inject In more advanced cases (e g when you heavily depend on @EJB 's attributes like beanName, lookup or beanInterface) than in order to use @Inject you would need to
  • java - How do CDI and EJB compare? interact? - Stack Overflow
    EJB: you do understand, and probably you are confused by @EJB annotation - it allows you to inject implementation into your service or whatever The main idea is that class, where you inject, should be managed by EJB container Seems that CDI does understand what EJB is, so in Java EE 6 compliant server, in your servlet you can write both
  • java - Why should we use EJB? - Stack Overflow
    What is EJB, and why we should use it? Please explain in simple language Thank you
  • EJBCLIENT000025: No EJB receiver available for handling?
    The solution is to set jboss naming client ejb context to false, which enforces EJB calls to be managed by the "remote-naming" framework In order for this to work, you need both jboss-ejb-client properties and jndi properties files on your classpath (or configure programmatically)
  • java - Difference between Javabean and EJB - Stack Overflow
    Just a simple question from a relative Java newbie: what is the difference between a JavaBean and an EJB?
  • java - Definição de EJB - Stack Overflow em Português
    Perdoem-me pelo assunto genérico, mas tenho pesquisado há tempos em diversos lugares e não encontrei nada que explicasse satisfatoriamente o que de fato é um EJB e para que serve Eu sou adepto d





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