Example usage for javax.persistence EntityManager remove

Introduction

In this page you can find the example usage for javax.persistence EntityManager remove.

Prototype

public void remove(Object entity);

Source Link

Document

Remove the entity instance.

Usage

From source file:com.edugility.substantia.substance.TestCasePerson.java

@Test
public void testingJPA() throws Exception {
    final EntityManagerFactory emf = Persistence.createEntityManagerFactory("test");
    assertNotNull(emf);// w w w .j  a v a 2  s  .  c  om

    final EntityManager em = emf.createEntityManager();
    assertNotNull(em);

    final EntityTransaction et = em.getTransaction();
    assertNotNull(et);
    et.begin();

    final Person p = new Person();
    em.persist(p);
    em.flush();
    assertFalse(p.isTransient());
    assertTrue(p.isVersioned());
    assertEquals(Long.valueOf(1L), p.getId());
    assertEquals(Integer.valueOf(1), p.getVersion());

    et.commit();
    et.begin();

    final Person p2 = em.find(Person.class, 1L, LockModeType.OPTIMISTIC_FORCE_INCREMENT);
    assertNotNull(p2);
    assertFalse(p2.isTransient());
    assertTrue(p2.isVersioned());
    assertEquals(Long.valueOf(1L), p2.getId());
    assertEquals(Integer.valueOf(1), p2.getVersion());

    et.commit();
    et.begin();

    final Person p3 = em.getReference(Person.class, 1L);
    assertNotNull(p3);
    assertFalse(p3.isTransient());
    assertTrue(p3.isVersioned());
    assertEquals(Long.valueOf(1L), p3.getId());
    assertEquals(Integer.valueOf(2), p3.getVersion());

    et.commit();
    et.begin();

    assertTrue(em.contains(p));
    em.remove(p);

    et.commit();

    em.close();

    emf.close();
}

From source file:org.eclipse.jubula.client.core.persistence.Persistor.java

/**
 * @param s//  w  ww . j  a  va  2 s  .c  o  m
 *            session, which contain the current persistent object
 * @param po
 *            object to delete
 * @throws PMException
 *             in case of failed rollback
 * @throws PMAlreadyLockedException
 *             in case of locked object
 * @throws PMDirtyVersionException
 *             in case of version conflict
 * @throws ProjectDeletedException
 *             if the project was deleted in another instance
 * @throws InterruptedException
 *             if the oepration was canceled
 */
public void deletePO(EntityManager s, IPersistentObject po) throws PMException, PMAlreadyLockedException,
        PMDirtyVersionException, ProjectDeletedException, InterruptedException {

    Validate.notNull(s);
    try {
        s.remove(po);
    } catch (PersistenceException e) {
        if (e.getCause() instanceof InterruptedException) {
            // Operation was canceled.
            throw new InterruptedException();
        }

        PersistenceManager.handleDBExceptionForMasterSession(po, e);
    }
}

From source file:org.rhq.enterprise.server.content.test.RepoManagerBeanTest.java

@Test(enabled = ENABLED)
public void createDeleteRepoGroup() throws Exception {
    // Setup/* www .  j a  v a2 s.c  om*/
    EntityManager entityManager = getEntityManager();

    RepoGroupType groupType = new RepoGroupType("testCreateDeleteRepoGroupType");
    entityManager.persist(groupType);
    entityManager.flush();

    String groupName = "testCreateDeleteRepoGroup";
    RepoGroup group = repoManager.getRepoGroupByName(groupName);
    assert group == null;

    // Test
    group = new RepoGroup(groupName);
    group.setRepoGroupType(groupType);
    group = repoManager.createRepoGroup(overlord, group);

    // Verify
    int id = group.getId();
    group = repoManager.getRepoGroup(overlord, id);
    assert group != null;
    assert group.getName().equals(groupName);

    // Cleanup
    repoManager.deleteRepoGroup(overlord, id);
    group = repoManager.getRepoGroup(overlord, id);
    assert group == null;

    entityManager.remove(groupType);
}

From source file:portal.api.impl.PortalJpaController.java

public void deleteMANOplatform(int mpid) {

    EntityManager entityManager = entityManagerFactory.createEntityManager();
    MANOplatform c = entityManager.find(MANOplatform.class, mpid);

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();/*from w w  w  .j a v  a2s  .com*/
    entityManager.remove(c);
    entityTransaction.commit();

}

From source file:portal.api.impl.PortalJpaController.java

public void deleteMANOprovider(int mpid) {

    EntityManager entityManager = entityManagerFactory.createEntityManager();
    MANOprovider c = entityManager.find(MANOprovider.class, mpid);

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();//w  w w .j  a  v a  2 s.  com
    entityManager.remove(c);
    entityTransaction.commit();

}

From source file:portal.api.impl.PortalJpaController.java

public void deleteUser(int userid) {
    EntityManager entityManager = entityManagerFactory.createEntityManager();
    PortalUser u = entityManager.find(PortalUser.class, userid);

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();//  w w w  . j  a  v a2s  .  c  o m

    entityManager.remove(u);

    entityTransaction.commit();
}

From source file:portal.api.impl.PortalJpaController.java

public void deleteProperty(int propid) {

    EntityManager entityManager = entityManagerFactory.createEntityManager();
    PortalProperty c = entityManager.find(PortalProperty.class, propid);

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();/*  w ww .j a  v  a  2 s  . com*/
    entityManager.remove(c);
    entityTransaction.commit();

}

From source file:portal.api.impl.PortalJpaController.java

public void deletInfrastructure(int infraid) {

    EntityManager entityManager = entityManagerFactory.createEntityManager();
    Infrastructure c = entityManager.find(Infrastructure.class, infraid);

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();//from w  ww .j a v a  2  s  . c  o m
    entityManager.remove(c);
    entityTransaction.commit();

}

From source file:portal.api.impl.PortalJpaController.java

public void deleteVxFOnBoardedDescriptor(int mpid) {

    EntityManager entityManager = entityManagerFactory.createEntityManager();
    VxFOnBoardedDescriptor c = entityManager.find(VxFOnBoardedDescriptor.class, mpid);

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();//from   w  w  w  .  ja  va  2s  .  c  o  m
    entityManager.remove(c);
    entityTransaction.commit();

}

From source file:portal.api.impl.PortalJpaController.java

public void deleteExperimentOnBoardDescriptor(int mpid) {

    EntityManager entityManager = entityManagerFactory.createEntityManager();
    ExperimentOnBoardDescriptor c = entityManager.find(ExperimentOnBoardDescriptor.class, mpid);

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();/* ww  w  .  j ava  2 s. c  o m*/
    entityManager.remove(c);
    entityTransaction.commit();

}