Package javax.persistence

Examples of javax.persistence.LockModeType

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     * INTERNAL:
     * Convert the JPA query into a DatabaseQuery.
     */
    public DatabaseQuery processJPQLQuery(Session session){
        ClassLoader classloader = session.getDatasourcePlatform().getConversionManager().getLoader();
        LockModeType lockModeEnum = null;
        // Must handle errors if a JPA 2.0 option is used in JPA 1.0.
        try {
            lockModeEnum = LockModeType.valueOf(lockMode);
        } catch (Exception ignore) {
            // Ignore JPA 2.0 in JPA 1.0, reverts to no lock.
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     * INTERNAL:
     * Convert the JPA query into a DatabaseQuery.
     */
    public DatabaseQuery processJPQLQuery(Session session){
        ClassLoader classloader = session.getDatasourcePlatform().getConversionManager().getLoader();
        LockModeType lockModeEnum = null;
       
        // Must handle errors if a JPA 2.0 option is used in JPA 1.0.
        try {
            lockModeEnum = LockModeType.valueOf(lockMode);
        } catch (Exception ignore) {
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        // do the same thing again, this time query should be cached
        em.getTransaction().begin();
        Query q2 = em.createQuery(jpql);
        assertEquals(QueryLanguages.LANG_PREPARED_SQL, OpenJPAPersistence.cast(q2).getLanguage());
        LockModeType lmode1 = q2.getLockMode();
        q2.setLockMode(LockModeType.OPTIMISTIC);
        LockModeType lmode2 = q2.getLockMode();
        assertEquals(JPQLParser.LANG_JPQL, OpenJPAPersistence.cast(q2).getLanguage());
        assertFalse(lmode1.equals(lmode2));
        List<Author> authors2 = q2.getResultList();
        em.getTransaction().rollback();
    }
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        if (lock != null && lock != LockModeType.NONE) {
            if (requiresTxn) {
                _broker.assertActiveTransaction();
            }
            // Override read lock level
            LockModeType curReadLockMode = fetch.getReadLockMode();
            if (lock != curReadLockMode)
                fetch.setReadLockMode(lock);
        }
    }
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