package org.hibernate;

import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.EntityTransaction;
import javax.persistence.Persistence;

import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;

/**
 * HHH-8996.
 *
 */
public class HHH_8996 {
  
  private EntityManagerFactory entityManagerFactory;
  
  private EntityTransaction transaction;
  
  private EntityManager manager;
  
  @Before
  public void before() throws Exception {
    entityManagerFactory = createSessionFactory();
    manager = entityManagerFactory.createEntityManager();
    transaction = manager.getTransaction();
  }
  
  
  private EntityManagerFactory createSessionFactory() throws Exception {
    return Persistence.createEntityManagerFactory("org.hibernate.tutorial.jpa");
  }
  
  @Test
  public void test() {
    transaction.begin();
    Assert.assertFalse(transaction.getRollbackOnly());
    try {
      manager.createNamedQuery("NOT_THERE");
    } catch (IllegalArgumentException e) {
      // we do not know this query - handle it somehow
    }
    // transaction should still be valid
    Assert.assertFalse(transaction.getRollbackOnly());
  }
  
}

<persistence xmlns="http://java.sun.com/xml/ns/persistence"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd"
	version="2.0">
	<persistence-unit name="org.hibernate.tutorial.jpa">
		<provider>org.hibernate.ejb.HibernatePersistence</provider>
		<properties>
			<property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect" />
			<property name="hibernate.connection.driver_class" value="org.h2.Driver" />
			<property name="hibernate.connection.url" value="jdbc:h2:~/test-db;MODE=MySQL;MVCC=TRUE;DB_CLOSE_DELAY=-1" />
			<property name="hibernate.connection.username" value="sa" />
			<property name="hibernate.connection.password" value="" />
		</properties>
	</persistence-unit>
</persistence>