/*
* Test method for
* 'org.springframework.orm.jpa.EntityManagerFactoryUtils.doGetEntityManager(EntityManagerFactory)'
*/
@Test
public void testDoGetEntityManager() {
// test null assertion
try {
EntityManagerFactoryUtils.doGetTransactionalEntityManager(null, null);
fail("expected exception");
} catch (IllegalArgumentException ex) {
// it's okay
}
EntityManagerFactory factory = mock(EntityManagerFactory.class);
// no tx active
assertNull(EntityManagerFactoryUtils.doGetTransactionalEntityManager(factory, null));
assertTrue(TransactionSynchronizationManager.getResourceMap().isEmpty());
}
@Test
public void testTranslatesIllegalArgumentException() {
IllegalArgumentException iae = new IllegalArgumentException();
DataAccessException dex = EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(iae);
assertSame(iae, dex.getCause());
assertTrue(dex instanceof InvalidDataAccessApiUsageException);
}
/** We do not convert unknown exceptions. They may result from user code. */
@Test
public void testDoesNotTranslateUnfamiliarException() {
UnsupportedOperationException userRuntimeException = new UnsupportedOperationException();
assertNull(
"Exception should not be wrapped",
EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(userRuntimeException));
}
/**
* Close the current transaction's EntityManager. Called after a transaction begin attempt failed.
*
* @param txObject the current transaction
*/
protected void closeEntityManagerAfterFailedBegin(JpaTransactionObject txObject) {
if (txObject.isNewEntityManagerHolder()) {
EntityManager em = txObject.getEntityManagerHolder().getEntityManager();
try {
if (em.getTransaction().isActive()) {
em.getTransaction().rollback();
}
} catch (Throwable ex) {
logger.debug("Could not rollback EntityManager after failed transaction begin", ex);
} finally {
EntityManagerFactoryUtils.closeEntityManager(em);
}
}
}
@Test
public void testDoGetEntityManagerWithTx() throws Exception {
try {
EntityManagerFactory factory = mock(EntityManagerFactory.class);
EntityManager manager = mock(EntityManager.class);
TransactionSynchronizationManager.initSynchronization();
given(factory.createEntityManager()).willReturn(manager);
// no tx active
assertSame(manager, EntityManagerFactoryUtils.doGetTransactionalEntityManager(factory, null));
assertSame(
manager,
((EntityManagerHolder) TransactionSynchronizationManager.unbindResource(factory))
.getEntityManager());
} finally {
TransactionSynchronizationManager.clearSynchronization();
}
assertTrue(TransactionSynchronizationManager.getResourceMap().isEmpty());
}
@Override
public void load() {
for (Map.Entry<String, DataSource> entry : domainsHolder.getDomains().entrySet()) {
// create EntityManager so OpenJPA will build the SQL schema
EntityManagerFactoryUtils.findEntityManagerFactory(
ApplicationContextProvider.getBeanFactory(), entry.getKey())
.createEntityManager();
JdbcTemplate jdbcTemplate = new JdbcTemplate(entry.getValue());
boolean existingData;
try {
existingData =
jdbcTemplate.queryForObject("SELECT COUNT(0) FROM " + JPAConf.TABLE, Integer.class) > 0;
} catch (DataAccessException e) {
LOG.error("[{}] Could not access to table " + JPAConf.TABLE, entry.getKey(), e);
existingData = true;
}
if (existingData) {
LOG.info("[{}] Data found in the database, leaving untouched", entry.getKey());
} else {
LOG.info("[{}] Empty database found, loading default content", entry.getKey());
try {
ResourceWithFallbackLoader contentXML =
ApplicationContextProvider.getBeanFactory()
.getBean(entry.getKey() + "ContentXML", ResourceWithFallbackLoader.class);
loadDefaultContent(entry.getKey(), contentXML, entry.getValue());
} catch (Exception e) {
LOG.error("[{}] While loading default content", entry.getKey(), e);
}
try {
createIndexes(entry.getKey(), entry.getValue());
createViews(entry.getKey(), entry.getValue());
} catch (IOException e) {
LOG.error("[{}] While creating indexes and views", entry.getKey(), e);
}
}
}
}
@Override
protected void doCleanupAfterCompletion(Object transaction) {
JpaTransactionObject txObject = (JpaTransactionObject) transaction;
// Remove the entity manager holder from the thread.
if (txObject.isNewEntityManagerHolder()) {
TransactionSynchronizationManager.unbindResource(getEntityManagerFactory());
}
txObject.getEntityManagerHolder().clear();
// Remove the JDBC connection holder from the thread, if exposed.
if (txObject.hasConnectionHolder()) {
TransactionSynchronizationManager.unbindResource(getDataSource());
try {
getJpaDialect()
.releaseJdbcConnection(
txObject.getConnectionHolder().getConnectionHandle(),
txObject.getEntityManagerHolder().getEntityManager());
} catch (Exception ex) {
// Just log it, to keep a transaction-related exception.
logger.error("Could not close JDBC connection after transaction", ex);
}
}
getJpaDialect().cleanupTransaction(txObject.getTransactionData());
// Remove the entity manager holder from the thread.
if (txObject.isNewEntityManagerHolder()) {
EntityManager em = txObject.getEntityManagerHolder().getEntityManager();
if (logger.isDebugEnabled()) {
logger.debug("Closing JPA EntityManager [" + em + "] after transaction");
}
EntityManagerFactoryUtils.closeEntityManager(em);
} else {
logger.debug("Not closing pre-bound JPA EntityManager after transaction");
}
}
/*
* Test method for
* 'org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessException(PersistenceException)'
*/
@Test
@SuppressWarnings("serial")
public void testConvertJpaPersistenceException() {
EntityNotFoundException entityNotFound = new EntityNotFoundException();
assertSame(
JpaObjectRetrievalFailureException.class,
EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(entityNotFound).getClass());
NoResultException noResult = new NoResultException();
assertSame(
EmptyResultDataAccessException.class,
EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(noResult).getClass());
NonUniqueResultException nonUniqueResult = new NonUniqueResultException();
assertSame(
IncorrectResultSizeDataAccessException.class,
EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(nonUniqueResult).getClass());
OptimisticLockException optimisticLock = new OptimisticLockException();
assertSame(
JpaOptimisticLockingFailureException.class,
EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(optimisticLock).getClass());
EntityExistsException entityExists = new EntityExistsException("foo");
assertSame(
DataIntegrityViolationException.class,
EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(entityExists).getClass());
TransactionRequiredException transactionRequired = new TransactionRequiredException("foo");
assertSame(
InvalidDataAccessApiUsageException.class,
EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(transactionRequired)
.getClass());
PersistenceException unknown = new PersistenceException() {};
assertSame(
JpaSystemException.class,
EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(unknown).getClass());
}
@Override
protected void initEntityManager() {
this.entityManager =
EntityManagerFactoryUtils.getTransactionalEntityManager(entityManagerFactory);
}
