public void testAddIndirectElimination() {
EntityManager em = createEntityManager();
try {
beginTransaction(em);
Assassin assassin = em.find(Assassin.class, assassinId);
Bomb bomb = new Bomb();
bomb.setBombType(Bomb.BOMBTYPE.DIRTY);
bomb.setDescription("Nasty blasty");
em.persist(bomb);
// Must set the correct weapon before an elimination.
assassin.setWeapon(bomb);
IndirectElimination indirectElimination = new IndirectElimination();
indirectElimination.setId(new Long(System.currentTimeMillis()).intValue());
indirectElimination.setName("Jill Smuck");
indirectElimination.setDescription("Because she has a big mouth");
indirectElimination.setAssassin(assassin);
em.persist(indirectElimination);
indirectEliminationPK = indirectElimination.getPK();
assassin.getEliminations().add(indirectElimination);
commitTransaction(em);
} catch (Exception e) {
fail("Error adding new indirect elimination: " + e.getMessage());
} finally {
closeEntityManager(em);
}
}
public void testAddDirectElimination() {
EntityManager em = createEntityManager();
try {
beginTransaction(em);
Assassin assassin = em.find(Assassin.class, assassinId);
// Assassin already has a gun, therefore, correct weapon already set
// for a direct elimination.
DirectElimination directElimination = new DirectElimination();
directElimination.setId(new Long(System.currentTimeMillis()).intValue());
directElimination.setName("Joe Smuck");
directElimination.setDescription("Because he has a big mouth");
directElimination.setAssassin(assassin);
em.persist(directElimination);
directEliminationPK = directElimination.getPK();
assassin.getEliminations().add(directElimination);
commitTransaction(em);
} catch (Exception e) {
fail("Error adding new direct elimination: " + e.getMessage());
} finally {
closeEntityManager(em);
}
}
public void testCreateAssassinWithGun() {
EntityManager em = createEntityManager();
try {
beginTransaction(em);
Assassin assassin = new Assassin();
assassin.setName("Assassin1");
Gun gun = new Gun();
gun.setCaliber(new Integer(50));
gun.setDescription("Sniper rifle");
gun.setModel("9-112");
assassin.setWeapon(gun);
em.persist(assassin);
assassinId = assassin.getId();
gunSerialNumber = gun.getSerialNumber();
commitTransaction(em);
} catch (Exception exception) {
exception.printStackTrace();
fail("Error persisting new assassin: " + exception.getMessage());
} finally {
closeEntityManager(em);
}
}
public void testValidateAssassinWithGun() {
EntityManager em = createEntityManager();
Assassin assassin = em.find(Assassin.class, assassinId);
assertNotNull("The assassin could not be read back.", assassin);
Weapon weapon = assassin.getWeapon();
assertNotNull("The assassin's weapon was null", weapon);
assertTrue("The assassin's weapon was not a direct weapon", weapon.isDirectWeapon());
assertTrue("The assassin's weapon was not a gun", ((DirectWeapon) weapon).isGun());
closeEntityManager(em);
}
public void testValidateGunToAssassin() {
EntityManager em = createEntityManager();
Gun gun = em.find(Gun.class, gunSerialNumber);
assertNotNull("The gun could not be read back.", gun);
Assassin assassin = gun.getAssassin();
assertNotNull("The gun's assassin was null", assassin);
assertTrue(
"The gun is currently not assigned to the correct assassin",
assassin.getId().equals(assassinId));
closeEntityManager(em);
}
public void testValidateAssassinWithBombAndEliminations() {
EntityManager em = createEntityManager();
Assassin assassin = em.find(Assassin.class, assassinId);
assertNotNull("The assassin could not be read back.", assassin);
assassin.getEliminations();
assertFalse("The assassin didn't have any eliminations", assassin.getEliminations().isEmpty());
Weapon weapon = assassin.getWeapon();
assertNotNull("The assassin's weapon was null", weapon);
assertTrue("The assassin's weapon was not an indirect weapon", weapon.isIndirectWeapon());
assertTrue("The assassin's weapon was not a bomb", ((IndirectWeapon) weapon).isBomb());
closeEntityManager(em);
}
// Tested for an Assassin and a SpecialAssasin
protected void optimisticLockTestOnAssassin(Integer id) {
// Cannot create parallel entity managers in the server.
if (!isOnServer()) {
EntityManager em1 = createEntityManager();
EntityManager em2 = createEntityManager();
em1.getTransaction().begin();
em2.getTransaction().begin();
RuntimeException caughtException = null;
try {
Assassin assassin1 = em1.find(Assassin.class, id);
Assassin assassin2 = em2.find(Assassin.class, id);
assassin1.setName("Geezer");
assassin2.setName("Guyzer");
em1.getTransaction().commit();
em2.getTransaction().commit();
em1.close();
em2.close();
} catch (RuntimeException e) {
if (em1.getTransaction().isActive()) {
em1.getTransaction().rollback();
}
if (em2.getTransaction().isActive()) {
em2.getTransaction().rollback();
}
if (e.getCause() instanceof javax.persistence.OptimisticLockException) {
caughtException = e;
} else {
throw e;
}
} finally {
em1.close();
em2.close();
}
if (caughtException == null) {
fail("Optimistic lock exception was not thrown.");
}
}
}
// Note: Update all for Table Per class only works with the one single
// reference class. So it's not a full feature test.
public void testUpdateAllQuery() {
EntityManager em = createEntityManager();
beginTransaction(em);
try {
ExpressionBuilder eb = new ExpressionBuilder();
UpdateAllQuery updateQuery = new UpdateAllQuery(Assassin.class);
updateQuery.addUpdate(eb.get("name"), "Generic Assassin Name");
((JpaEntityManager) em.getDelegate()).getServerSession().executeQuery(updateQuery);
Assassin assassin = (Assassin) em.find(ContractedPersonel.class, assassinId);
em.refresh(assassin);
commitTransaction(em);
assertTrue("Update all did not work", assassin.getName().equals("Generic Assassin Name"));
} catch (Exception e) {
e.printStackTrace();
fail("Error issuing update all contracted personel query: " + e.getMessage());
} finally {
if (isTransactionActive(em)) {
rollbackTransaction(em);
}
closeEntityManager(em);
}
}
public void testAssassinOptimisticLockingUsingEntityManagerAPI() {
// Cannot create parallel entity managers in the server.
if (!isOnServer()) {
EntityManager em = createEntityManager();
beginTransaction(em);
Assassin assassin = null;
try {
assassin = new Assassin();
assassin.setName("OptLockAssassin");
em.persist(assassin);
commitTransaction(em);
} catch (RuntimeException ex) {
if (isTransactionActive(em)) {
rollbackTransaction(em);
}
closeEntityManager(em);
throw ex;
}
EntityManager em2 = createEntityManager();
Exception optimisticLockException = null;
beginTransaction(em);
try {
assassin = em.find(Assassin.class, assassin.getId());
em.lock(assassin, LockModeType.WRITE);
beginTransaction(em2);
try {
Assassin assassin2 = em2.find(Assassin.class, assassin.getId());
assassin2.setName("OptLockAssassin2");
commitTransaction(em2);
em2.close();
} catch (RuntimeException ex) {
if (isTransactionActive(em2)) {
rollbackTransaction(em2);
}
closeEntityManager(em2);
throw ex;
}
try {
em.flush();
} catch (PersistenceException exception) {
if (exception instanceof OptimisticLockException) {
optimisticLockException = exception;
} else {
throw exception;
}
}
rollbackTransaction(em);
} catch (RuntimeException ex) {
if (isTransactionActive(em)) {
rollbackTransaction(em);
}
closeEntityManager(em);
throw ex;
}
try {
beginTransaction(em);
assassin = em.find(Assassin.class, assassin.getId());
em.remove(assassin);
commitTransaction(em);
} catch (RuntimeException ex) {
if (isTransactionActive(em)) {
rollbackTransaction(em);
}
closeEntityManager(em);
throw ex;
}
assertFalse(
"Proper exception not thrown when EntityManager.lock(object, OPTIMISTIC) is used.",
optimisticLockException == null);
}
}