Example usage for javax.persistence EntityTransaction rollback

Introduction

In this page you can find the example usage for javax.persistence EntityTransaction rollback.

Prototype

public void rollback();

Source Link

Document

Roll back the current resource transaction.

Usage

From source file:br.com.blackhouse.internet.bindings.intercept.TransactionalInterceptor.java

@AroundInvoke
public Object invoke(InvocationContext context) throws Exception {
    EntityTransaction transaction = entityManager.getTransaction();

    try {/* ww  w  .  j a  va2 s .  co  m*/
        if (!transaction.isActive()) {
            transaction.begin();
        }

        return context.proceed();

    } catch (Exception e) {
        logger.error("Exception in transactional method call", e);

        if (transaction != null) {
            transaction.rollback();
        }

        throw e;

    } finally {
        if (transaction != null && transaction.isActive()) {
            transaction.commit();
        }
    }

}

From source file:org.apache.ranger.audit.destination.DBAuditDestination.java

private boolean rollbackTransaction() {
    boolean ret = false;
    EntityTransaction trx = null;

    try {//w  w w  .  ja va2 s. c  o  m
        trx = getTransaction();

        if (trx != null && trx.isActive()) {
            trx.rollback();
            ret = true;
        } else {
            throw new Exception("trx is null or not active");
        }
    } catch (Throwable excp) {
        logger.error("DBAuditDestination.rollbackTransaction(): failed", excp);

        cleanUp(); // so that next insert will try to init()
    } finally {
        clearEntityManager();
    }

    return ret;
}

From source file:it.infn.ct.futuregateway.apiserver.resources.observers.TaskObserver.java

@Override
public final void update(final Observable obs, final Object arg) {
    if (!(obs instanceof Task)) {
        log.error("Wrong abject associated with the oserver");
    }/*from  ww  w  .j  ava  2 s . co  m*/
    Task t = (Task) obs;
    if (t.getId() == null || t.getStatus() == null) {
        return;
    }
    log.debug("Task " + t.getId() + " updated");
    if (t.getStatus().equals(Task.STATUS.WAITING) && t.getApplicationDetail() != null) {
        if (t.getInputFiles() != null) {
            for (TaskFile tf : t.getInputFiles()) {
                if (tf.getStatus().equals(TaskFile.FILESTATUS.NEEDED)) {
                    return;
                }
            }
        }
        t.setStatus(Task.STATUS.READY);
        submit(t);
    }
    EntityManager em = emf.createEntityManager();
    EntityTransaction et = em.getTransaction();
    try {
        et.begin();
        em.merge(t);
        et.commit();
    } catch (RuntimeException re) {
        log.error("Impossible to update the task!");
        log.error(re);
        if (et != null && et.isActive()) {
            et.rollback();
        }
    } finally {
        em.close();
    }
}

From source file:it.infn.ct.futuregateway.apiserver.v1.TaskService.java

/**
 * Removes the task. Task is deleted and all the associated activities and
 * or files removed.//from w  ww .  ja va 2 s .  co  m
 *
 * @param id Id of the task to remove
 */
@DELETE
public final void deleteTask(@PathParam("id") final String id) {
    Task task;
    EntityManager em = getEntityManager();
    try {
        task = em.find(Task.class, id);
        if (task == null) {
            throw new NotFoundException();
        }
        EntityTransaction et = em.getTransaction();
        try {
            et.begin();
            em.remove(task);
            et.commit();
        } catch (RuntimeException re) {
            if (et != null && et.isActive()) {
                et.rollback();
            }
            log.error(re);
            log.error("Impossible to remove the task");
            em.close();
            throw new InternalServerErrorException("Errore to remove " + "the task " + id);
        }
        try {
            Storage store = getStorage();
            store.removeAllFiles(Storage.RESOURCE.TASKS, id);
        } catch (IOException ex) {
            log.error("Impossible to remove the directory associated with " + "the task " + id);
        }
    } catch (IllegalArgumentException re) {
        log.error("Impossible to retrieve the task list");
        log.error(re);
        throw new BadRequestException("Task '" + id + "' has a problem!");
    } finally {
        em.close();
    }
}

From source file:de.iai.ilcd.model.dao.AbstractDao.java

/**
 * Default persist//  w w  w. j av  a 2s.  co  m
 * 
 * @param obj
 *            object to persist
 * @throws PersistException
 *             on errors (transaction is being rolled back)
 */
public void persist(T obj) throws PersistException {
    if (obj == null) {
        return;
    }
    EntityManager em = PersistenceUtil.getEntityManager();
    EntityTransaction t = em.getTransaction();

    try {
        t.begin();
        em.persist(obj);
        t.commit();
    } catch (Exception e) {
        t.rollback();
        throw new PersistException(e.getMessage(), e);
    }
}

From source file:it.infn.ct.futuregateway.apiserver.v1.InfrastructureCollectionService.java

/**
 * Register a new infrastructure.// w ww  . j a v  a2  s. c o m
 *
 * @param infra The infrastructure to register
 * @return The registered infrastructure
 */
@POST
@Status(Response.Status.CREATED)
@Consumes({ MediaType.APPLICATION_JSON, Constants.INDIGOMIMETYPE })
@Produces(Constants.INDIGOMIMETYPE)
public final Infrastructure createInfrastructure(final Infrastructure infra) {
    Date now = new Date();
    infra.setDateCreated(now);
    EntityManager em = getEntityManager();
    EntityTransaction et = null;
    try {
        et = em.getTransaction();
        et.begin();
        em.persist(infra);
        et.commit();
        log.debug("New infrastructure registered: " + infra.getId());
    } catch (RuntimeException re) {
        if (et != null && et.isActive()) {
            et.rollback();
        }
        log.error("Impossible to create the infrastructure");
        log.error(re);
    } finally {
        em.close();
    }
    return infra;
}

From source file:it.infn.ct.futuregateway.apiserver.v1.InfrastructureCollectionService.java

/**
 * Retrieve the application list./*  w ww .  j  a va 2s .c  o  m*/
 * The fields not requested for the list are cleaned.
 * @return The list of applications
 */
private List<Infrastructure> retrieveInfrastructureList() {
    List<Infrastructure> lstInfras;
    EntityManager em = getEntityManager();
    EntityTransaction et = null;
    try {
        et = em.getTransaction();
        et.begin();
        lstInfras = em.createNamedQuery("infrastructures.all", Infrastructure.class).getResultList();
        et.commit();
    } catch (RuntimeException re) {
        if (et != null && et.isActive()) {
            et.rollback();
        }
        log.error("Impossible to retrieve the infrastructure list");
        log.error(re);
        throw new RuntimeException("Impossible to access the " + "infrastructures list");
    } finally {
        em.close();
    }
    if (lstInfras != null) {
        for (Infrastructure in : lstInfras) {
            in.setDescription(null);
            in.setParameters(null);
        }
    }
    return lstInfras;
}

From source file:it.infn.ct.futuregateway.apiserver.v1.ApplicationCollectionService.java

/**
 * Retrieve the application list./*from www. j av a  2s.  c o m*/
 * The fields not requested for the list are cleaned.
 * @return The list of applications
 */
private List<Application> retrieveApplicationList() {
    List<Application> lstApps;
    EntityManager em = getEntityManager();
    EntityTransaction et = null;
    try {
        et = em.getTransaction();
        et.begin();
        lstApps = em.createNamedQuery("applications.all", Application.class).getResultList();
        et.commit();
    } catch (RuntimeException re) {
        if (et != null && et.isActive()) {
            et.rollback();
        }
        log.error("Impossible to retrieve the Application list");
        log.error(re);
        throw new RuntimeException("Impossible to access the " + "application list");
    } finally {
        em.close();
    }
    if (lstApps != null) {
        for (Application ap : lstApps) {
            ap.setDescription(null);
            ap.setParameters(null);
        }
    }
    return lstApps;
}

From source file:de.iai.ilcd.model.dao.AbstractDao.java

/**
 * Default merge/*w  w w .ja va  2s  . com*/
 * 
 * @param obj
 *            object to merge
 * @throws MergeException
 *             on errors (transaction is being rolled back)
 * @return managed object
 */
public T merge(T obj) throws MergeException {
    if (obj == null) {
        return null;
    }
    EntityManager em = PersistenceUtil.getEntityManager();
    EntityTransaction t = em.getTransaction();

    try {
        t.begin();
        obj = em.merge(obj);
        t.commit();
        return obj;
    } catch (Exception e) {
        t.rollback();
        throw new MergeException("Cannot merge changes to " + String.valueOf(obj) + " into the database", e);
    }
}

From source file:de.iai.ilcd.model.dao.AbstractDao.java

/**
 * Default persist//from w  w w. j a v a2  s  .com
 * 
 * @param objs
 *            objects to persist
 * @throws PersistException
 *             on errors (transaction is being rolled back)
 */
public void persist(Collection<T> objs) throws PersistException {
    if (objs == null || objs.isEmpty()) {
        return;
    }
    EntityManager em = PersistenceUtil.getEntityManager();
    EntityTransaction t = em.getTransaction();

    try {
        t.begin();
        for (T obj : objs) {
            em.persist(obj);
        }
        t.commit();
    } catch (Exception e) {
        t.rollback();
        throw new PersistException(e.getMessage(), e);
    }
}