Example usage for javax.persistence EntityManager isOpen

Introduction

In this page you can find the example usage for javax.persistence EntityManager isOpen.

Prototype

public boolean isOpen();

Source Link

Document

Determine whether the entity manager is open.

Usage

From source file:es.us.isa.ideas.utilities.PopulateDatabase.java

public static void main(String[] args) {

    ApplicationContext ctx;/* w w w  .  jav a 2s .  com*/
    EntityManagerFactory emf;
    EntityManager em;
    EntityTransaction et;

    ctx = new ClassPathXmlApplicationContext("utilities/PopulateDatabase.xml");

    emf = Persistence.createEntityManagerFactory("persistenceUnit");
    em = emf.createEntityManager();
    et = em.getTransaction();

    et.begin();
    try {
        for (Entry<String, Object> entry : ctx.getBeansWithAnnotation(Entity.class).entrySet()) {
            em.persist(entry.getValue());
            System.out.println(String.format("Persisting (%s, %s@%d)", entry.getKey(),
                    entry.getValue().getClass().getName(), entry.getValue().hashCode()));
        }
        et.commit();
    } catch (Exception oops) {
        oops.printStackTrace();
        et.rollback();
        oops.printStackTrace();
    } finally {
        if (em.isOpen())
            em.close();
        if (emf.isOpen())
            emf.close();
        ((ClassPathXmlApplicationContext) ctx).close();
    }
}

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From source file:com.doculibre.constellio.utils.persistence.ConstellioPersistenceContext.java

public static synchronized EntityManager getCurrentEntityManager() {
    init();/*w  w  w.  j  av  a  2  s.c  o m*/
    EntityManager em = ENTITY_MANAGERS.get();
    if (em == null || !em.isOpen()) {
        em = ENTITY_MANAGER_FACTORY.createEntityManager();
        ENTITY_MANAGERS.set(em);
    }
    return em;
}

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From source file:org.opentides.dao.impl.AuditLogDaoImpl.java

/**
 * Saves the log event into the database.
 * @param shortMessage//from w w  w.  ja  v a2  s.c om
 * @param message
 * @param entity
 */
public static void logEvent(String message, BaseEntity entity) {
    Long userId = entity.getAuditUserId();
    String username = entity.getAuditUsername();

    if (ApplicationStartupListener.isApplicationStarted()) {
        if (userId == null) {
            _log.error("No userId specified for audit logging on object [" + entity.getClass().getName()
                    + "] for message [" + message + "]. Retrieving user from interceptor.");
            SessionUser user = SecurityUtil.getSessionUser();
            userId = user.getId();
            username = user.getUsername();
        }
    } else {
        userId = new Long(0);
        username = "System Evolve";
    }

    EntityManager em = DatabaseUtil.getEntityManager();
    try {
        em.getTransaction().begin();
        AuditLog record = new AuditLog(message, entity.getId(), entity.getClass(), entity.getReference(),
                userId, username);
        em.persist(record);
        em.flush();
        em.getTransaction().commit();
    } finally {
        if (em != null && em.isOpen()) {
            em.close();
        }
    }
}

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From source file:controllers.base.SareTransactionalAction.java

public static <T> T execute(SareTxRunnable<T> action, Context ctx) throws Throwable {
    Validate.notNull(action);//from  www  .ja va 2s.  c om

    T result = null;
    EntityManager em = null;
    try {
        // create entity manager, add it to args, and begin transaction before the call.
        Logger.info(LoggedAction.getLogEntry(ctx, "creating entity manager"));
        em = createEntityManager();
        em.getTransaction().begin();

        // call the actual action.
        result = action.run(em);

        // commit active transaction after the call.
        if (em.isOpen() && em.getTransaction().isActive()) {
            em.getTransaction().commit();
        }
    } catch (Throwable e) {
        // rollback on error.
        if (em.isOpen() && em.getTransaction().isActive()) {
            Logger.info(LoggedAction.getLogEntry(ctx, "rolling back transaction"));
            em.getTransaction().rollback();
        }

        // rethrow.
        throw e;
    } finally {
        // close entity manager.
        if (em != null && em.isOpen()) {
            em.close();
        }
    }

    return result;
}

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From source file:br.com.i9torpedos.model.service.jpa.EntityManagerUtil.java

public void closeEntityManager(EntityManager em) {

    if (em != null && em.isOpen()) {
        getEntityManager().close();/*from  w  w  w . j  a  v a2 s .  c o m*/
        emf.close();
        log.info("EntityManager fechado com sucesso!!");
    }

}

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From source file:com.pocketgorilla.stripesem.TransactionFilter.java

private void doAfter() {
    EntityManager em = provider.getEntityManager(false);
    if ((em != null) && (em.isOpen())) {
        EntityTransaction tx = em.getTransaction();
        if (tx.isActive()) {
            if (tx.getRollbackOnly()) {
                tx.rollback();/*from  w  w  w . j a v  a 2  s . co  m*/
                log.info("Rolled back persistence transaction.");
            } else {
                tx.commit();
                log.debug("Committed persistence transaction.");
            }
        }
        em.close();
        provider.removeEntityManager();
    }
}

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From source file:org.spring.data.gemfire.app.dao.vendor.SQLFireJpaUserDao.java

@Override
protected EntityManager prepare(final EntityManager entityManager) {
    Assert.notNull(entityManager, "The JPA EntityManager must not be null!");
    Assert.state(entityManager.isOpen(), "The EntityManager is closed!");

    if (entityManager.getDelegate() instanceof Session) {
        Session session = (Session) entityManager.getDelegate();

        if (session instanceof SessionImpl) {
            try {
                ((SessionImpl) session).connection()
                        .setTransactionIsolation(Connection.TRANSACTION_READ_COMMITTED);
                //((SessionImpl) session).connection().setTransactionIsolation(Connection.TRANSACTION_READ_UNCOMMITTED);
                //((SessionImpl) session).connection().setTransactionIsolation(Connection.TRANSACTION_REPEATABLE_READ);
                //((SessionImpl) session).connection().setTransactionIsolation(Connection.TRANSACTION_SERIALIZABLE);
                //((SessionImpl) session).connection().setTransactionIsolation(Connection.TRANSACTION_NONE);
            } catch (SQLException e) {
                //System.err.printf("Failed to set the JDBC Connection Transaction Isolation Level to (READ_COMMITTED)!%n%1$s%n", e);
                throw new PersistenceException(
                        "Failed to set the JDBC Connection Transaction Isolation-level to (READ_COMMITTED)!",
                        e);/* w  ww  .ja va  2 s .  co  m*/
            }
        }
    }

    return entityManager;
}

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From source file:org.drools.container.spring.beans.persistence.DroolsSpringJpaManager.java

public void beginCommandScopedEntityManager() {
    EntityManager cmdScopedEntityManager = (EntityManager) env.get(EnvironmentName.CMD_SCOPED_ENTITY_MANAGER);
    if (cmdScopedEntityManager == null || !cmdScopedEntityManager.isOpen()) {
        EntityManagerHolder emHolder = (EntityManagerHolder) TransactionSynchronizationManager
                .getResource("cmdEM");
        EntityManager em = null;/*w  w w  .  jav  a 2  s  .c  o  m*/
        if (emHolder == null) {
            em = this.emf.createEntityManager();
            emHolder = new EntityManagerHolder(em);
            TransactionSynchronizationManager.bindResource("cmdEM", emHolder);
        } else {
            em = emHolder.getEntityManager();
        }
        this.env.set(EnvironmentName.CMD_SCOPED_ENTITY_MANAGER, em);
    }

    this.getCommandScopedPersistenceContext().joinTransaction();
    this.appScopedEntityManager.joinTransaction();

}

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From source file:com.sun.socialsite.business.impl.JPAPersistenceStrategy.java

/**
 * Get the current ThreadLocal EntityManager
 *//*from   w  ww  .  java  2s .c o  m*/
private EntityManager getThreadLocalEntityManager() {
    EntityManager em = threadLocalEntityManager.get();
    if ((em == null) || (!em.isOpen())) {
        em = emf.createEntityManager();
        threadLocalEntityManager.set(em);
    }
    return em;
}

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From source file:com.thruzero.domain.jpa.transaction.JpaDatabaseTransactionMgr.java

@Override
public void commitTransaction() {
    if (isTransactionActive()) {
        EntityManager entityManager = doGetCurrentPersistenceManager(false);

        entityManager.getTransaction().commit();

        if (entityManager.isOpen()) {
            entityManager.close();//from   w w  w .  j  a va  2s  . c  o m
        }
    }
}

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