Example usage for org.hibernate LockOptions READ

List of usage examples for org.hibernate LockOptions READ

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Introduction

In this page you can find the example usage for org.hibernate LockOptions READ.

Prototype

LockOptions READ

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Document

Represents LockMode.READ (timeout + scope do not apply).

Usage

From source file:com.github.jmnarloch.hstreams.internal.SessionDelegateTest.java

License:Apache License

@Test
public void testGet2() throws Exception {

    // given/*from  w w w.  ja  v a  2 s .co m*/
    final Class<?> clazz = Object.class;
    final long id = 1l;
    final LockOptions lockOptions = LockOptions.READ;

    // then
    verifyMethodCall(s -> s.get(clazz, id, lockOptions));
}

From source file:com.github.jmnarloch.hstreams.internal.SessionDelegateTest.java

License:Apache License

@Test
public void testGet5() throws Exception {

    // given/*from   w w  w.  jav  a2s  .c  o m*/
    final String entityName = "entityName";
    final long id = 1l;
    final LockOptions lockOptions = LockOptions.READ;

    // then
    verifyMethodCall(s -> s.get(entityName, id, lockOptions));
}

From source file:com.intuit.tank.dao.BaseDao.java

License:Open Source License

/**
 * Gets an entity by the id or null if no entity exists with the specified id.
 * // w  ww  . j a  va  2 s.  c o m
 * @param id
 *            the primary key
 * @return the entity or null
 */
@Nullable
public T_ENTITY findById(@Nonnull Integer id) {
    T_ENTITY result = null;
    try {
        begin();
        result = getEntityManager().find(entityClass, id);
        if (reloadEntities && result != null) {
            getHibernateSession().refresh(result, LockOptions.READ);
        }
        commit();
    } finally {
        cleanup();
    }
    return result;
}

From source file:com.intuit.tank.dao.JobQueueDao.java

License:Open Source License

/**
 * //from   ww  w. j av a 2 s  .c o  m
 * @param projectId
 * @return
 */
public synchronized JobQueue findOrCreateForProjectId(@Nonnull int projectId) {
    String prefix = "x";
    JobQueue result = null;
    NamedParameter parameter = new NamedParameter(JobQueue.PROPERTY_PROJECT_ID, "pId", projectId);
    StringBuilder sb = new StringBuilder();
    sb.append(buildQlSelect(prefix)).append(startWhere())
            .append(buildWhereClause(Operation.EQUALS, prefix, parameter));
    List<JobQueue> resultList = super.listWithJQL(sb.toString(), parameter);
    if (resultList.size() > 0) {
        result = resultList.get(0);
    }
    if (resultList.size() > 1) {
        LOG.warn("Have " + resultList.size() + " queues for project " + projectId);
    }
    if (result == null) {
        result = new JobQueue(projectId);
        result = saveOrUpdate(result);
    } else {
        getHibernateSession().refresh(result, LockOptions.READ);
    }
    return result;
}

From source file:net.derquinse.common.orm.hib.AbstractHibernateSequenceDAO.java

License:Apache License

/**
 * Gets the current value of a sequence.
 * @param id Sequence name./*from w w w  .  jav  a 2 s.  co  m*/
 * @return The current value of the specified sequence.
 * @throws SequenceNotFoundException if the sequence is not found.
 */
public long getCurrentValue(final String id) throws SequenceNotFoundException {
    nonNull(id);
    final Session session = sessionFactory.getCurrentSession();
    @SuppressWarnings("unchecked")
    final T sequence = (T) session.get(persistentClass, id, LockOptions.READ);
    if (sequence == null) {
        throw new SequenceNotFoundException(id);
    }
    return sequence.getCurrent();
}

From source file:net.sf.derquinsej.hib3.seq.SequenceDAO.java

License:Apache License

/**
 * Gets the current value of a sequence.
 * @param id Sequence name./*from   w w  w. j a v a2s  .co m*/
 * @return The current value of the specified sequence.
 * @throws SequenceNotFoundException if the sequence is not found.
 */
public long getCurrentValue(final String id) throws SequenceNotFoundException {
    nonNull(id);
    final Session session = sessionFactory.getCurrentSession();
    final Sequence sequence = (Sequence) session.get(Sequence.class, id, LockOptions.READ);
    if (sequence == null) {
        throw new SequenceNotFoundException(id);
    }
    return sequence.getCurrent();
}

From source file:org.bedework.calcore.hibernate.HibSessionImpl.java

License:Apache License

/**
 * @param o//  www  . j  av  a 2 s  . c  om
 * @throws CalFacadeException
 */
@Override
public void lockRead(final Object o) throws CalFacadeException {
    if (exc != null) {
        // Didn't hear me last time?
        throw new CalFacadeException(exc);
    }

    try {
        //      sess.lock(o, LockMode.READ);
        sess.buildLockRequest(LockOptions.READ).lock(o);
    } catch (Throwable t) {
        handleException(t);
    }
}

From source file:org.projectforge.database.XmlDump.java

License:Open Source License

/**
 * Verify the imported dump.//w  ww. j a va  2  s.c  o m
 * @return Number of checked objects. This number is negative if any error occurs (at least one object wasn't imported successfully).
 */
public int verifyDump(final XStreamSavingConverter xstreamSavingConverter) {
    final SessionFactory sessionFactory = hibernate.getSessionFactory();
    Session session = null;
    boolean hasError = false;
    try {
        session = sessionFactory.openSession(EmptyInterceptor.INSTANCE);
        session.setDefaultReadOnly(true);
        int counter = 0;
        for (final Map.Entry<Class<?>, List<Object>> entry : xstreamSavingConverter.getAllObjects()
                .entrySet()) {
            final List<Object> objects = entry.getValue();
            final Class<?> entityClass = entry.getKey();
            if (objects == null) {
                continue;
            }
            for (final Object obj : objects) {
                if (HibernateUtils.isEntity(obj.getClass()) == false) {
                    continue;
                }
                final Serializable id = HibernateUtils.getIdentifier(obj);
                if (id == null) {
                    // Can't compare this object without identifier.
                    continue;
                }
                // log.info("Testing object: " + obj);
                final Object databaseObject = session.get(entityClass, id, LockOptions.READ);
                Hibernate.initialize(databaseObject);
                final boolean equals = equals(obj, databaseObject, true);
                if (equals == false) {
                    log.error("Object not sucessfully imported! xml object=[" + obj + "], data base=["
                            + databaseObject + "]");
                    hasError = true;
                }
                ++counter;
            }
        }
        for (final HistoryEntry historyEntry : xstreamSavingConverter.getHistoryEntries()) {
            final Class<?> type = xstreamSavingConverter.getClassFromHistoryName(historyEntry.getClassName());
            final Object o = session.get(type, historyEntry.getEntityId());
            if (o == null) {
                log.error("A corrupted history entry found (entity of class '" + historyEntry.getClassName()
                        + "' with id + " + historyEntry.getEntityId() + " not found: " + historyEntry);
                hasError = true;
            }
            ++counter;
        }
        if (hasError == true) {
            log.fatal(
                    "*********** A inconsistency in the import was found! This may result in a data loss or corrupted data! Please retry the import. "
                            + counter + " entries checked.");
            return -counter;
        }
        log.info("Data-base import successfully verified: " + counter + " entries checked.");
        return counter;
    } finally {
        if (session != null) {
            session.close();
        }
    }
}

From source file:org.projectforge.framework.persistence.database.XmlDump.java

License:Open Source License

/**
 * Verify the imported dump.//from w  w w .  java 2 s. c o  m
 * 
 * @return Number of checked objects. This number is negative if any error occurs (at least one object wasn't imported
 *         successfully).
 */
public int verifyDump(final XStreamSavingConverter xstreamSavingConverter) {
    final SessionFactory sessionFactory = hibernate.getSessionFactory();
    Session session = null;
    boolean hasError = false;
    try {
        session = HibernateCompatUtils.openSession(sessionFactory, EmptyInterceptor.INSTANCE);
        session.setDefaultReadOnly(true);
        int counter = 0;
        for (final Map.Entry<Class<?>, List<Object>> entry : xstreamSavingConverter.getAllObjects()
                .entrySet()) {
            final List<Object> objects = entry.getValue();
            final Class<?> entityClass = entry.getKey();
            if (objects == null) {
                continue;
            }
            for (final Object obj : objects) {
                if (HibernateUtils.isEntity(obj.getClass()) == false) {
                    continue;
                }
                final Serializable id = HibernateUtils.getIdentifier(obj);
                if (id == null) {
                    // Can't compare this object without identifier.
                    continue;
                }
                // log.info("Testing object: " + obj);
                final Object databaseObject = session.get(entityClass, id, LockOptions.READ);
                Hibernate.initialize(databaseObject);
                final boolean equals = equals(obj, databaseObject, true);
                if (equals == false) {
                    log.error("Object not sucessfully imported! xml object=[" + obj + "], data base=["
                            + databaseObject + "]");
                    hasError = true;
                }
                ++counter;
            }
        }

        for (final HistoryEntry historyEntry : xstreamSavingConverter.getHistoryEntries()) {
            final Class<?> type = xstreamSavingConverter.getClassFromHistoryName(historyEntry.getEntityName());
            final Object o = type != null ? session.get(type, historyEntry.getEntityId()) : null;
            if (o == null) {
                log.warn("A corrupted history entry found (entity of class '" + historyEntry.getEntityName()
                        + "' with id " + historyEntry.getEntityId() + " not found: " + historyEntry
                        + ". This doesn't affect the functioning of ProjectForge, this may result in orphaned history entries.");
                hasError = true;
            }
            ++counter;
        }
        if (hasError == true) {
            log.fatal(
                    "*********** A inconsistency in the import was found! This may result in a data loss or corrupted data! Please retry the import. "
                            + counter + " entries checked.");
            return -counter;
        }
        log.info("Data-base import successfully verified: " + counter + " entries checked.");
        return counter;
    } finally {
        if (session != null) {
            session.close();
        }
    }
}