diff options
| author | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
|---|---|---|
| committer | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
| commit | 33613a85afc4b1481367fbe92a17ee59c240250b (patch) | |
| tree | 670b842326116b376b505ec2263878912fca97e2 /Master/Reference Architectures and Patterns/EJB 3.0 Code/Micah Examples/src/examples/entity/joined/RoadVehicleStatelessJoinedBean.java | |
| download | Studium-master.tar.gz Studium-master.tar.bz2 | |
Diffstat (limited to 'Master/Reference Architectures and Patterns/EJB 3.0 Code/Micah Examples/src/examples/entity/joined/RoadVehicleStatelessJoinedBean.java')
| -rw-r--r-- | Master/Reference Architectures and Patterns/EJB 3.0 Code/Micah Examples/src/examples/entity/joined/RoadVehicleStatelessJoinedBean.java | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/Master/Reference Architectures and Patterns/EJB 3.0 Code/Micah Examples/src/examples/entity/joined/RoadVehicleStatelessJoinedBean.java b/Master/Reference Architectures and Patterns/EJB 3.0 Code/Micah Examples/src/examples/entity/joined/RoadVehicleStatelessJoinedBean.java new file mode 100644 index 0000000..9b46869 --- /dev/null +++ b/Master/Reference Architectures and Patterns/EJB 3.0 Code/Micah Examples/src/examples/entity/joined/RoadVehicleStatelessJoinedBean.java @@ -0,0 +1,46 @@ +package examples.entity.joined;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.ejb.Stateless;
+import javax.persistence.EntityManager;
+import javax.persistence.PersistenceContext;
+import javax.persistence.Query;
+
+import examples.entity.joined.Coupe.BoringFactor;
+import examples.entity.joined.Roadster.CoolFactor;
+import examples.entity.joined.interfaces.RoadVehicleStatelessJoined;
+
+@Stateless
+public class RoadVehicleStatelessJoinedBean implements RoadVehicleStatelessJoined {
+ @PersistenceContext(unitName="pu1")
+ EntityManager em;
+
+ public void doSomeStuff() {
+ Coupe c = new Coupe();
+ c.setMake("Bob");
+ c.setModel("E400");
+ c.setBoringFactor(BoringFactor.BORING);
+ em.persist(c);
+
+ Roadster r = new Roadster();
+ r.setMake("Mini");
+ r.setModel("Cooper S");
+ r.setCoolFactor(CoolFactor.COOLEST);
+ em.persist(r);
+
+ Motorcycle m = new Motorcycle();
+ em.persist(m);
+ }
+
+ public List getAllCars() {
+ Query q = em.createQuery("SELECT c.id FROM CarJoined c");
+ List ids = q.getResultList();
+ ArrayList<Car> al = new ArrayList<Car>();
+ for (Object o : ids) {
+ al.add(em.find(Car.class,(Integer)o));
+ }
+ return al;
+ }
+}
|
