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

Example 31 with ServiceRegistryException

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

the class ServiceRegistryJpaImpl method getMaxLoadOnNode.

/**
 * {@inheritDoc}
 *
 * @see org.opencastproject.serviceregistry.api.ServiceRegistry#getMaxLoadOnNode(java.lang.String)
 */
@Override
public NodeLoad getMaxLoadOnNode(String host) throws ServiceRegistryException, NotFoundException {
    Query query = null;
    EntityManager em = null;
    try {
        em = emf.createEntityManager();
        query = em.createNamedQuery("HostRegistration.getMaxLoadByHostName");
        query.setParameter("host", host);
        return new NodeLoad(host, ((Number) query.getSingleResult()).floatValue());
    } catch (NoResultException e) {
        throw new NotFoundException(e);
    } catch (Exception e) {
        throw new ServiceRegistryException(e);
    } finally {
        if (em != null)
            em.close();
    }
}

Example 32 with ServiceRegistryException

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

the class SoxServiceImpl method process.

/**
 * {@inheritDoc}
 *
 * @see org.opencastproject.job.api.AbstractJobProducer#process(org.opencastproject.job.api.Job)
 */
@Override
protected String process(Job job) throws Exception {
    Operation op = null;
    String operation = job.getOperation();
    List<String> arguments = job.getArguments();
    try {
        op = Operation.valueOf(operation);
        TrackImpl audioTrack = null;
        final String serialized;
        switch(op) {
            case Analyze:
                audioTrack = (TrackImpl) MediaPackageElementParser.getFromXml(arguments.get(0));
                serialized = analyze(job, audioTrack).map(MediaPackageElementParser.<Track>getAsXml()).getOrElse("");
                break;
            case Normalize:
                audioTrack = (TrackImpl) MediaPackageElementParser.getFromXml(arguments.get(0));
                Float targetRmsLevDb = new Float(arguments.get(1));
                serialized = normalize(job, audioTrack, targetRmsLevDb).map(MediaPackageElementParser.<Track>getAsXml()).getOrElse("");
                break;
            default:
                throw new IllegalStateException("Don't know how to handle operation '" + operation + "'");
        }
        return serialized;
    } catch (IllegalArgumentException e) {
        throw new ServiceRegistryException("This service can't handle operations of type '" + op + "'", e);
    } catch (Exception e) {
        throw new ServiceRegistryException("Error handling operation '" + op + "'", e);
    }
}

Example 33 with ServiceRegistryException

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

the class ServiceRegistryJpaImpl method count.

/**
 * {@inheritDoc}
 *
 * @see org.opencastproject.serviceregistry.api.ServiceRegistry#count(java.lang.String, Status)
 */
@Override
public long count(String serviceType, Status status) throws ServiceRegistryException {
    EntityManager em = null;
    try {
        em = emf.createEntityManager();
        Query query;
        if (serviceType == null && status == null) {
            query = em.createNamedQuery("Job.count.all");
        } else if (serviceType == null) {
            query = em.createNamedQuery("Job.count.nullType");
            query.setParameter("status", status.ordinal());
        } else if (status == null) {
            query = em.createNamedQuery("Job.count.nullStatus");
            query.setParameter("serviceType", serviceType);
        } else {
            query = em.createNamedQuery("Job.count");
            query.setParameter("status", status.ordinal());
            query.setParameter("serviceType", serviceType);
        }
        Number countResult = (Number) query.getSingleResult();
        return countResult.longValue();
    } catch (Exception e) {
        throw new ServiceRegistryException(e);
    } finally {
        if (em != null)
            em.close();
    }
}

Example 34 with ServiceRegistryException

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

the class ServiceRegistryJpaImpl method getJobsByStatus.

/**
 * Get the list of jobs with status from the given statuses.
 *
 * @param em
 *          the entity manager
 * @param statuses
 *          variable sized array of status values to test on jobs
 * @return list of jobs with status from statuses
 * @throws ServiceRegistryException
 *           if there is a problem communicating with the jobs database
 */
public List<JpaJob> getJobsByStatus(EntityManager em, Status... statuses) throws ServiceRegistryException {
    if (statuses == null || statuses.length < 1)
        throw new IllegalArgumentException("At least one job status must be given.");
    List<Integer> ordinalStatuses = new ArrayList<>();
    for (Status status : statuses) {
        ordinalStatuses.add(status.ordinal());
    }
    TypedQuery<JpaJob> query = null;
    try {
        query = em.createNamedQuery("Job.statuses", JpaJob.class);
        query.setParameter("statuses", ordinalStatuses);
        List<JpaJob> jpaJobs = query.getResultList();
        for (JpaJob jpaJob : jpaJobs) {
            setJobUri(jpaJob);
        }
        return jpaJobs;
    } catch (Exception e) {
        throw new ServiceRegistryException(e);
    }
}

Example 35 with ServiceRegistryException

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

the class ServiceRegistryJpaImpl method getRelatedWarningServices.

/**
 * Gets the services in WARNING state triggered by this job
 *
 * @param job
 *          the given job to get the related services
 * @return a list of services triggered by the job
 * @throws IllegalArgumentException
 *           if the given job was null
 * @throws ServiceRegistryException
 *           if the there was a problem with the query
 */
private List<ServiceRegistrationJpaImpl> getRelatedWarningServices(JpaJob job) throws IllegalArgumentException, ServiceRegistryException {
    if (job == null)
        throw new IllegalArgumentException("job must not be null!");
    Query query = null;
    EntityManager em = null;
    logger.debug("Finding services put in WARNING state by job {}", job.toJob().getSignature());
    try {
        em = emf.createEntityManager();
        // TODO: modify the query to avoid to go through the list here
        query = em.createNamedQuery("ServiceRegistration.relatedservices.warning");
        query.setParameter("serviceType", job.getJobType());
        List<ServiceRegistrationJpaImpl> jpaServices = new ArrayList<ServiceRegistrationJpaImpl>();
        @SuppressWarnings("unchecked") List<ServiceRegistrationJpaImpl> jobResults = query.getResultList();
        for (ServiceRegistrationJpaImpl relatedService : jobResults) {
            if (relatedService.getWarningStateTrigger() == job.toJob().getSignature()) {
                jpaServices.add(relatedService);
            }
        }
        return jpaServices;
    } catch (NoResultException e) {
        return null;
    } catch (Exception e) {
        throw new ServiceRegistryException(e);
    } finally {
        if (em != null)
            em.close();
    }
}