package exercise1; import javax.annotation.PostConstruct; import javax.annotation.PreDestroy; import javax.ejb.*; import javax.inject.Inject; /** * Created by Giovanni on 24/05/2015. */ //@Singleton enable //@Startup enable public class InitializeDB { private Student s1,s2; @Inject private EJB e; @PostConstruct void pupulate (){ s1 = new Student("mario","marra","1"); s2 = new Student("mario","maria","2"); e.create_student(s1); e.create_student(s2); } @PreDestroy void delete () { e.delete_student(s1); e.delete_student(s2); } }