Examples with ServiceRegistryException org.opencastproject.serviceregistry.api.ServiceRegistryException used on opensource projects

Example 11 with ServiceRegistryException

use of org.opencastproject.serviceregistry.api.ServiceRegistryException in project opencast by opencast.

the class ServiceRegistryJpaImpl method getHistorySize.

/**
 * Gets the failed jobs history for the given service registration
 *
 * @param serviceRegistration
 * @return the failed jobs history size
 * @throws IllegalArgumentException
 *           if parameter is null
 * @throws ServiceRegistryException
 */
private int getHistorySize(ServiceRegistration serviceRegistration) throws IllegalArgumentException, ServiceRegistryException {
    if (serviceRegistration == null)
        throw new IllegalArgumentException("serviceRegistration must not be null!");
    Query query = null;
    EntityManager em = null;
    logger.debug("Calculating count of jobs who failed due to service {}", serviceRegistration.toString());
    try {
        em = emf.createEntityManager();
        query = em.createNamedQuery("Job.count.history.failed");
        query.setParameter("serviceType", serviceRegistration.getServiceType());
        query.setParameter("host", serviceRegistration.getHost());
        Number number = (Number) query.getSingleResult();
        return number.intValue();
    } catch (Exception e) {
        throw new ServiceRegistryException(e);
    } finally {
        if (em != null)
            em.close();
    }
}

Example 12 with ServiceRegistryException

use of org.opencastproject.serviceregistry.api.ServiceRegistryException in project opencast by opencast.

the class ServiceRegistryJpaImpl method deleteChildJobs.

private void deleteChildJobs(EntityManager em, EntityTransaction tx, long jobId) throws ServiceRegistryException {
    List<Job> childJobs = getChildJobs(jobId);
    if (childJobs.isEmpty()) {
        logger.debug("No child jobs of job '{}' found to delete.", jobId);
        return;
    }
    logger.debug("Start deleting child jobs of job '{}'", jobId);
    try {
        for (int i = childJobs.size() - 1; i >= 0; i--) {
            Job job = childJobs.get(i);
            JpaJob jobToDelete = em.find(JpaJob.class, job.getId());
            em.remove(jobToDelete);
            logger.debug("Job '{}' deleted", job.getId());
        }
        logger.debug("Deleted all child jobs of job '{}'", jobId);
    } catch (Exception e) {
        logger.error("Unable to remove child jobs from {}: {}", jobId, e);
        if (tx.isActive()) {
            tx.rollback();
        }
        throw new ServiceRegistryException(e);
    }
}

Example 13 with ServiceRegistryException

use of org.opencastproject.serviceregistry.api.ServiceRegistryException in project opencast by opencast.

the class ServiceRegistryJpaImpl method unregisterHost.

/**
 * {@inheritDoc}
 *
 * @see org.opencastproject.serviceregistry.api.ServiceRegistry#unregisterHost(java.lang.String)
 */
@Override
public void unregisterHost(String host) throws ServiceRegistryException {
    EntityManager em = null;
    EntityTransaction tx = null;
    try {
        em = emf.createEntityManager();
        tx = em.getTransaction();
        tx.begin();
        HostRegistrationJpaImpl existingHostRegistration = fetchHostRegistration(em, host);
        if (existingHostRegistration == null) {
            throw new IllegalArgumentException("Host '" + host + "' is not registered, so it can not be unregistered");
        }
        existingHostRegistration.setOnline(false);
        for (ServiceRegistration serviceRegistration : getServiceRegistrationsByHost(host)) {
            unRegisterService(serviceRegistration.getServiceType(), serviceRegistration.getHost());
        }
        em.merge(existingHostRegistration);
        logger.info("Unregistering {}", host);
        tx.commit();
        logger.info("Host {} unregistered", host);
        hostsStatistics.updateHost(existingHostRegistration);
    } catch (Exception e) {
        if (tx != null && tx.isActive()) {
            tx.rollback();
        }
        throw new ServiceRegistryException(e);
    } finally {
        if (em != null)
            em.close();
    }
}

Example 14 with ServiceRegistryException

use of org.opencastproject.serviceregistry.api.ServiceRegistryException in project opencast by opencast.

the class ServiceRegistryJpaImpl method getJobs.

/**
 * {@inheritDoc}
 *
 * @see org.opencastproject.serviceregistry.api.ServiceRegistry#getJobs(java.lang.String, Status)
 */
@Override
public List<Job> getJobs(String type, Status status) throws ServiceRegistryException {
    TypedQuery<JpaJob> query = null;
    EntityManager em = null;
    try {
        em = emf.createEntityManager();
        if (type == null && status == null) {
            query = em.createNamedQuery("Job.all", JpaJob.class);
        } else if (type == null) {
            query = em.createNamedQuery("Job.status", JpaJob.class);
            query.setParameter("status", status.ordinal());
        } else if (status == null) {
            query = em.createNamedQuery("Job.type", JpaJob.class);
            query.setParameter("serviceType", type);
        } else {
            query = em.createNamedQuery("Job", JpaJob.class);
            query.setParameter("status", status.ordinal());
            query.setParameter("serviceType", type);
        }
        List<JpaJob> jobs = query.getResultList();
        for (JpaJob job : jobs) {
            setJobUri(job);
        }
        return $(jobs).map(fnToJob()).toList();
    } catch (Exception e) {
        throw new ServiceRegistryException(e);
    } finally {
        if (em != null)
            em.close();
    }
}

Example 15 with ServiceRegistryException

use of org.opencastproject.serviceregistry.api.ServiceRegistryException in project opencast by opencast.

the class ServiceRegistryJpaImpl method getActiveJobs.

/**
 * {@inheritDoc}
 *
 * @see org.opencastproject.serviceregistry.api.ServiceRegistry#getActiveJobs()
 */
@Override
public List<Job> getActiveJobs() throws ServiceRegistryException {
    List<Status> statuses = new ArrayList<Status>();
    for (Status status : Status.values()) {
        if (status.isActive())
            statuses.add(status);
    }
    EntityManager em = null;
    try {
        em = emf.createEntityManager();
        List<JpaJob> jpaJobs = getJobsByStatus(em, statuses.toArray(new Status[statuses.size()]));
        List<Job> jobs = new ArrayList<Job>(jpaJobs.size());
        for (JpaJob jpaJob : jpaJobs) {
            jobs.add(jpaJob.toJob());
        }
        return jobs;
    } catch (Exception e) {
        throw new ServiceRegistryException(e);
    } finally {
        if (em != null)
            em.close();
    }
}