TxRecord(final String persistenceContext, final String uuid, final StackTraceElement ste) {
this.persistenceContext = persistenceContext;
this.uuid = uuid;
this.ste = ste;
this.stack = Threads.currentStackString();
this.startTime = System.currentTimeMillis();
}
private static CascadingTx createTransaction(final Object obj)
throws RecoverablePersistenceException, RuntimeException {
final String ctx = lookatPersistenceContext(obj);
final CascadingTx ret = new CascadingTx(ctx);
try {
ret.begin();
if (txRootThreadLocal.get() == null) {
final String txId = makeTxRootName(ret);
LOG.trace(
"Creating root entry for transaction tree: "
+ txId
+ " at: \n"
+ Threads.currentStackString());
txRootThreadLocal.set(txId);
}
txStateThreadLocal.get().put(ctx, ret);
return ret;
} catch (RuntimeException ex) {
try {
ret.rollback();
} catch (RuntimeException ex1) {
throw ex1;
}
throw ex;
}
}
TransactionState(final String ctx) {
this.startTime = System.currentTimeMillis();
this.txUuid = String.format("%s:%s", ctx, UUID.randomUUID().toString());
this.stopWatch = new StopWatch();
this.stopWatch.start();
this.owner = Logs.isExtrrreeeme() ? Threads.currentStackString() : "n/a";
try {
this.eventLog(TxStep.BEGIN, TxEvent.CREATE);
final EntityManagerFactory anemf =
(EntityManagerFactoryImpl) PersistenceContexts.getEntityManagerFactory(ctx);
checkParam(anemf, notNullValue());
this.em = anemf.createEntityManager();
checkParam(this.em, notNullValue());
this.transaction = this.em.getTransaction();
this.transaction.begin();
this.session = new WeakReference<Session>((Session) this.em.getDelegate());
this.eventLog(TxStep.END, TxEvent.CREATE);
} catch (final Throwable ex) {
Logs.exhaust().error(ex, ex);
this.eventLog(TxStep.FAIL, TxEvent.CREATE);
this.rollback();
throw new RuntimeException(PersistenceExceptions.throwFiltered(ex));
} finally {
outstanding.put(this.txUuid, this);
}
}
public String getMessage() {
if (Logs.isExtrrreeeme()) {
return Threads.currentStackString();
} else {
return "n.a";
}
}
public static <E, T> Predicate<T> asTransaction(final Predicate<T> predicate) {
final List<Class> generics = Classes.genericsToClasses(predicate);
for (final Class<?> type : generics) {
if (PersistenceContexts.isPersistentClass(type)) {
return asTransaction(type, predicate);
}
}
throw new IllegalArgumentException(
"Failed to find generics for provided predicate, cannot make into transaction: "
+ Threads.currentStackString());
}
/**
* @delegate Do not change semantics here.
* @see javax.persistence.EntityTransaction#commit()
*/
@Override
public void commit() throws RecoverablePersistenceException {
removeTransaction(this);
if ((this.txState != null) && this.txState.isActive()) {
try {
this.txState.commit();
} catch (final RuntimeException ex) {
throw PersistenceExceptions.throwFiltered(ex);
}
} else {
Logs.extreme().error("Duplicate call to commit( ): " + Threads.currentStackString());
}
}
public static <T, R> Function<T, R> asTransaction(final Function<T, R> function) {
if (function instanceof TransactionalFunction) {
return function;
} else {
final List<Class> generics = Classes.genericsToClasses(function);
for (final Class<?> type : generics) {
if (PersistenceContexts.isPersistentClass(type)) {
return asTransaction(type, function);
}
}
throw new IllegalArgumentException(
"Failed to find generics for provided function, cannot make into transaction: "
+ Threads.currentStackString());
}
}
/**
* Private for a reason.
*
* @see {@link EntityWrapper#get(Class)}
* @param persistenceContext
*/
@SuppressWarnings("unchecked")
private EntityWrapper(final String persistenceContext) {
this.tx = new TransactionState(persistenceContext);
this.txStart = Threads.currentStackString();
}
