1. Memory leak in Websphere 7 + EJB3, a lot of instances of ClassMapping stackoverflow.comsorry for my english, I speak spanish. I recently migrate an application from ejb 2.x to ejb3 (approx. 300 entities), Im using WebSphere 7.0.0.9. After 10 hours of work, the system crash with ... |
2. Websphere 7, MySQL, EJB3 & OpenJPA coderanch.comPlease! is there anyone out there who has ever actually written an app using EJB, WAS7/openJPA because I can't get my to work and have been trying for a week to do a simple 'insert' into my database! I used to use Glassfish with Toplink and everything was fine, apart from the fadct Glassfish isn't very good as an app server. ... |
3. EJB3 vs Hibernate vs Toplink vs OpenJPA coderanch.comEJB3 entity beans mean JPA beans. As such, this is 'just' a specification of the API, behaviour, semantics. JPA by itself is not usable, it requires someone to implement the specification. Such implementations (called JPA providers) are: Oracle TopLink Essentials* (reference implementation of JPA1), Hibernate (JPA1 and JPA2 recently with HB 3.5), EclipseLink (JPA1 and reference implementation of JPA2, TopLink donated ... |
4. OpenJPA + DB2 + WebSphere java-forums.orgpackage entity; import java.io.Serializable; import javax.persistence.*; @Entity @Table(name = "BINDING") public class Binding implements Serializable { private static final long serialVersionUID = 1L; private Long bindingId; public Binding() { } @Id @GeneratedValue(strategy = GenerationType.IDENTITY) @Column(name = "BINDING_ID", unique = true, nullable = false) public Long getBindingId() { return this.bindingId; } public void setBindingId(Long bindingId) { this.bindingId = bindingId; } } |