@@ -10,26 +10,48 @@ public class PersistenceTester {
1010
1111 public static void main (String [] args ) {
1212 EntityManagerFactory emf = Persistence .createEntityManagerFactory ("anirtek-jpa" );
13-
13+
1414 EntityManager em = emf .createEntityManager ();
15-
16- // INSERT INTO action
17- // Employee emp = new Employee();
18- // emp.setFirstName("Mayank");
19- // emp.setLastName("Jain");
20- // emp.setEmail("mjain8@binghamton.edu");
21- // emp.setCity("San Francisco");
22- //
23- // em.getTransaction().begin();
24- // em.persist(emp);
25- // em.getTransaction().commit();
26-
27- // FIND BY ID
28- Employee emp = em .find (Employee .class , "a13f3cb4-0530-4e2e-b7c0-dbfc75953426" );
29- System .out .println (emp .toString ());
30-
15+
16+ // INSERT INTO action
17+ // Employee emp = new Employee();
18+ // emp.setFirstName("Mayank");
19+ // emp.setLastName("Jain");
20+ // emp.setEmail("mjain8@binghamton.edu");
21+ // emp.setCity("San Francisco");
22+ //
23+ // em.getTransaction().begin();
24+ // em.persist(emp);
25+ // em.getTransaction().commit();
26+
27+ // FIND BY ID
28+ // Employee emp = em.find(Employee.class,
29+ // "a13f3cb4-0530-4e2e-b7c0-dbfc75953426");
30+ // Employee emp = em.find(Employee.class, "a13f3cb4dbfc75953426");
31+ // System.out.println(emp.toString());
32+
33+ // UPDATE BY ID
34+ // Employee emp = em.find(Employee.class,
35+ // "a13f3cb4-0530-4e2e-b7c0-dbfc75953426");
36+ // emp.setFirstName("Jack");
37+ // emp.setLastName("Sparrow");
38+ // emp.setEmail("jsparrow@binghamton.edu");
39+ // emp.setCity("Los Angeles");
40+ //
41+ // em.getTransaction().begin();
42+ // em.merge(emp);
43+ // em.getTransaction().commit();
44+
45+ // DELETE
46+ // Employee emp = em.find(Employee.class,
47+ // "a13f3cb4-0530-4e2e-b7c0-dbfc75953426");
48+ // if (emp != null) {
49+ // em.getTransaction().begin();
50+ // em.remove(emp);
51+ // em.getTransaction().commit();
52+ // }
53+
3154 em .close ();
32-
33- // emf.close();
55+ emf .close ();
3456 }
3557}
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