What is EJB? An enterprise JavaBean (EJB) is a reusable, portable J2EE components. EJB from the packaging of many possible approaches to business logic components. For example, an EJB can include a cu ...
stateless session bean (RSS)
Session bean 1.1 for at least one rule must have a 1.2 session bean business interface type must be concrete, not abstract or final is the 1.3 must have a constructor without parameters in the bean ty ...
29, Java has no goto? reserved word in java, there is no use in java. 30, are used to start a thread run () or start ()? Are called to start a thread start () method, so that the thread represented by ...
12 The most important J2EE best practices (transfer) Best Practices: 1, always use the MVC framework. 2, at each level are the application of automated unit testing and test management. 3, in accordan ...