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UserTransaction should fire context lifecycle events
- such as @initialized(TransactionScoped.class) - resolves quarkusio#28709
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70 changes: 70 additions & 0 deletions
70
...a-jta/runtime/src/main/java/io/quarkus/narayana/jta/runtime/NotifyingUserTransaction.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| package io.quarkus.narayana.jta.runtime; | ||
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| import javax.transaction.HeuristicMixedException; | ||
| import javax.transaction.HeuristicRollbackException; | ||
| import javax.transaction.NotSupportedException; | ||
| import javax.transaction.RollbackException; | ||
| import javax.transaction.SystemException; | ||
| import javax.transaction.UserTransaction; | ||
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| import org.jboss.logging.Logger; | ||
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| public class NotifyingUserTransaction extends TransactionScopedNotifier implements UserTransaction { | ||
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| private static final Logger LOG = Logger.getLogger(NotifyingUserTransaction.class); | ||
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| private final UserTransaction delegate; | ||
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| public NotifyingUserTransaction(UserTransaction delegate) { | ||
| this.delegate = delegate; | ||
| } | ||
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| @Override | ||
| public void begin() throws NotSupportedException, SystemException { | ||
| delegate.begin(); | ||
| initialized(getTransactionId()); | ||
| } | ||
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| @Override | ||
| public void commit() throws RollbackException, HeuristicMixedException, HeuristicRollbackException, SecurityException, | ||
| IllegalStateException, SystemException { | ||
| TransactionId id = getTransactionId(); | ||
| beforeDestroyed(id); | ||
| try { | ||
| delegate.commit(); | ||
| } finally { | ||
| destroyed(id); | ||
| } | ||
| } | ||
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| @Override | ||
| public void rollback() throws IllegalStateException, SecurityException, SystemException { | ||
| TransactionId id = getTransactionId(); | ||
| try { | ||
| beforeDestroyed(id); | ||
| } catch (Throwable t) { | ||
| LOG.error("Failed to fire @BeforeDestroyed(TransactionScoped.class)", t); | ||
| } | ||
| try { | ||
| delegate.rollback(); | ||
| } finally { | ||
| destroyed(id); | ||
| } | ||
| } | ||
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| @Override | ||
| public void setRollbackOnly() throws IllegalStateException, SystemException { | ||
| delegate.setRollbackOnly(); | ||
| } | ||
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| @Override | ||
| public int getStatus() throws SystemException { | ||
| return delegate.getStatus(); | ||
| } | ||
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| @Override | ||
| public void setTransactionTimeout(int seconds) throws SystemException { | ||
| delegate.setTransactionTimeout(seconds); | ||
| } | ||
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| } |
90 changes: 90 additions & 0 deletions
90
...-jta/runtime/src/main/java/io/quarkus/narayana/jta/runtime/TransactionScopedNotifier.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| package io.quarkus.narayana.jta.runtime; | ||
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| import java.util.Objects; | ||
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| import javax.enterprise.context.BeforeDestroyed; | ||
| import javax.enterprise.context.Destroyed; | ||
| import javax.enterprise.context.Initialized; | ||
| import javax.enterprise.event.Event; | ||
| import javax.transaction.SystemException; | ||
| import javax.transaction.TransactionScoped; | ||
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| import com.arjuna.ats.internal.jta.transaction.arjunacore.TransactionImple; | ||
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| import io.quarkus.arc.Arc; | ||
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| public abstract class TransactionScopedNotifier { | ||
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| private transient Event<TransactionId> initialized; | ||
| private transient Event<TransactionId> beforeDestroyed; | ||
| private transient Event<TransactionId> destroyed; | ||
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| void initialized(TransactionId transactionId) { | ||
| if (initialized == null) { | ||
| initialized = Arc.container().beanManager().getEvent() | ||
| .select(TransactionId.class, Initialized.Literal.of(TransactionScoped.class)); | ||
| } | ||
| initialized.fire(transactionId); | ||
| } | ||
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| void beforeDestroyed(TransactionId transactionId) { | ||
| if (beforeDestroyed == null) { | ||
| beforeDestroyed = Arc.container().beanManager().getEvent() | ||
| .select(TransactionId.class, BeforeDestroyed.Literal.of(TransactionScoped.class)); | ||
| } | ||
| beforeDestroyed.fire(transactionId); | ||
| } | ||
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| void destroyed(TransactionId transactionId) { | ||
| if (destroyed == null) { | ||
| destroyed = Arc.container().beanManager().getEvent() | ||
| .select(TransactionId.class, Destroyed.Literal.of(TransactionScoped.class)); | ||
| } | ||
| destroyed.fire(transactionId); | ||
| } | ||
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| TransactionId getTransactionId() throws SystemException { | ||
| try { | ||
| return new TransactionId(TransactionImple.getTransaction().toString()); | ||
| } catch (Exception e) { | ||
| throw new SystemException("The transaction is not active!"); | ||
| } | ||
| } | ||
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| // we use this wrapper because if we fire an event with string payload then any "@Observes String payload" would be notified | ||
| public static final class TransactionId { | ||
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| private final String value; | ||
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| public TransactionId(String value) { | ||
| this.value = value; | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return value; | ||
| } | ||
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| @Override | ||
| public int hashCode() { | ||
| return Objects.hash(value); | ||
| } | ||
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| @Override | ||
| public boolean equals(Object obj) { | ||
| if (this == obj) { | ||
| return true; | ||
| } | ||
| if (obj == null) { | ||
| return false; | ||
| } | ||
| if (getClass() != obj.getClass()) { | ||
| return false; | ||
| } | ||
| TransactionId other = (TransactionId) obj; | ||
| return Objects.equals(value, other.value); | ||
| } | ||
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| } | ||
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| } |
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