/
JtaTransactionProvider.java
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/
JtaTransactionProvider.java
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/*
* JBoss, Home of Professional Open Source
* Copyright 2012, Red Hat Middleware LLC, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jboss.arquillian.transaction.jta.provider;
import org.jboss.arquillian.core.api.Instance;
import org.jboss.arquillian.core.api.InstanceProducer;
import org.jboss.arquillian.core.api.annotation.Inject;
import org.jboss.arquillian.transaction.spi.annotation.TransactionScope;
import org.jboss.arquillian.transaction.spi.provider.TransactionProvider;
import org.jboss.arquillian.transaction.spi.test.TransactionalTest;
import javax.naming.Context;
import javax.naming.NamingException;
import jakarta.transaction.Status;
import jakarta.transaction.SystemException;
import jakarta.transaction.UserTransaction;
public class JtaTransactionProvider implements TransactionProvider {
private static final String DEFAULT_TRANSACTION_JNDI_NAME = "java:comp/UserTransaction";
@Inject
private Instance<Context> jndiContextInstance;
@Inject
@TransactionScope
private InstanceProducer<UserTransaction> userTransactionInstance;
/**
* {@inheritDoc}
*/
@Override
public void beginTransaction(TransactionalTest transactionalTest) {
try {
final UserTransaction transaction = getUserTransaction(transactionalTest);
userTransactionInstance.set(transaction);
if (isTransactionNotActive(transaction)) {
transaction.begin();
}
} catch (Exception e) {
throw new RuntimeException("Unable to start transaction", e);
}
}
/**
* {@inheritDoc}
*/
@Override
public void commitTransaction(TransactionalTest transactionalTest) {
try {
final UserTransaction transaction = userTransactionInstance.get();
if (isTransactionMarkedToRollback(transaction)) {
transaction.rollback();
} else {
transaction.commit();
}
} catch (Exception e) {
throw new RuntimeException("Unable to commit the transaction.", e);
}
}
/**
* {@inheritDoc}
*/
@Override
public void rollbackTransaction(TransactionalTest transactionalTest) {
try {
final UserTransaction userTransaction = userTransactionInstance.get();
if (userTransaction != null) {
userTransaction.rollback();
}
} catch (Exception e) {
throw new RuntimeException("Could not rollback the transaction.", e);
}
}
/**
* Retrieves the {@link UserTransaction} from JNDI context.
*
* @param transactionalTest
* the transaction test
*
* @return the {@link UserTransaction}
*/
private UserTransaction getUserTransaction(TransactionalTest transactionalTest) {
final String jndiName = getJtaTransactionJndiName(transactionalTest);
try {
final Context context = jndiContextInstance.get();
if (context == null) {
throw new RuntimeException("No Naming Context available.");
}
return (UserTransaction) context.lookup(jndiName);
} catch (NamingException e) {
throw new RuntimeException("Failed obtaining transaction using ["
+ jndiName
+ "]. Is it registered under this name in your container?", e);
}
}
private String getJtaTransactionJndiName(TransactionalTest transactionalTest) {
if (transactionalTest.getManager() != null) {
return transactionalTest.getManager();
}
return DEFAULT_TRANSACTION_JNDI_NAME;
}
private boolean isTransactionNotActive(final UserTransaction transaction) throws SystemException {
return Status.STATUS_NO_TRANSACTION == transaction.getStatus();
}
private boolean isTransactionMarkedToRollback(final UserTransaction transaction) throws SystemException {
return Status.STATUS_MARKED_ROLLBACK == transaction.getStatus();
}
}