Examples of LockModeType

javax.persistence.LockModeType

Examples of javax.persistence.LockModeType

            em = emf.createEntityManager();
            getLog().info(" *Begin a transaction.");
            em.getTransaction().begin();
            resetSQL();
            int beforeReadLevel = getConfiguration(em).getReadLockLevelConstant();
            LockModeType beforeReadMode = MixedLockLevelsHelper.fromLockLevel(beforeReadLevel);
            getLog().info(" *Save ReadLockLevel before Query:" + beforeReadMode);
            getLog().info(" *Query " + entityName + "(" + id0 + ") with PESSIMISTIC_READ lock");
            Query q = em.createQuery(queryString);
            if (extended) {
                q = q.setHint("javax.persistence.lock.scope", PessimisticLockScope.EXTENDED);
            }
            q = q.setLockMode(LockModeType.PESSIMISTIC_READ);
            q = q.setParameter("firstName", "firstName%" + id0);
            List<T> es = q.getResultList();
            getLog().info(" *Found " + es.size() + " entity");
            assertEquals(" *Should find 1 entity", es.size(), 1);
            verify.queryPessimisticReadDbSQL(em);
            e0 = es.get(0);
            getLog().info(" *Found entity:" + e0);
            assertNotNull(" *Found " + entityName + "(" + id0 + ")", e0);
            assertEquals("Assert pessimistic read lock applied", LockModeType.PESSIMISTIC_READ, em.getLockMode(e0));
            assertEquals(" *Read lock should still be " + beforeReadMode + "after query set lock mode",
                    beforeReadLevel, getConfiguration(em).getReadLockLevelConstant());


            getLog().info(
                    " *Find " + entityName + "(" + id1
                            + ") with no lock to verify query lock set does not affect em lock mode.");
            resetSQL();
            e1 = em.find(type, id1);
            getLog().info(" *" + (e1 != null ? "F" : "Can not f") + "ind entity");
            verify.findNoLockAfterQueryPessimisticReadDbSQL(em);
            getLog().info(" *Found entity:" + e1);
            assertNotNull(" *Found " + entityName + "(" + id1 + ")", e1);
            assertEquals(" *Assert default lock applied", LockModeType.NONE, em.getLockMode(e1));


            getLog().info("Committing transaction.");
            em.getTransaction().commit();
        } finally {
            em = null;
            e0 = e1 = null;
            if (em != null && em.isOpen()) {
                em.close();
            }
        }


        try {
            getLog().info("-- Test name query with pessimistic write lock in " + scope + " scope");
            em = emf.createEntityManager();
            getLog().info(" *Begin a transaction.");
            em.getTransaction().begin();
            resetSQL();
            int beforeReadLevel = getConfiguration(em).getReadLockLevelConstant();
            LockModeType beforeReadMode = MixedLockLevelsHelper.fromLockLevel(beforeReadLevel);
            getLog().info(" *Save ReadLockLevel before Query:" + beforeReadMode);
            getLog().info(" *Query " + entityName + "(" + id0 + ") with PESSIMISTIC_WRITE lock");
            Query q = em.createNamedQuery(namedQueryString);
            if (extended) {
                q = q.setHint("javax.persistence.lock.scope", PessimisticLockScope.EXTENDED);

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Examples of javax.persistence.LockModeType

            meta = getRepository().addQueryMetaData(_cls, query.name());
            meta.setLanguage(JPQLParser.LANG_JPQL);
            meta.setQueryString(query.query());
            for (QueryHint hint : query.hints())
                meta.addHint(hint.name(), hint.value());
            LockModeType lmt = processNamedQueryLockModeType(query);
            if (lmt != null) {
                meta.addHint("openjpa.FetchPlan.ReadLockMode", lmt);
            }


            meta.setSource(getSourceFile(), (el instanceof Class) ? el : null,

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Examples of javax.persistence.LockModeType

     * A private worker method that calculates the lock mode for an individual NamedQuery. If the NamedQuery is 
     * configured to use the NONE lock mode(explicit or implicit), this method will promote the lock to a READ
     * level lock. This was done to allow for JPA1 apps to function properly under a 2.0 runtime. 
     */
    private LockModeType processNamedQueryLockModeType(NamedQuery query) {
        LockModeType lmt = query.lockMode();
        if (query.lockMode() != null) {
            String lm = _conf.getLockManager();
            boolean optimistic = _conf.getOptimistic();
            if (lm != null) {
                lm = lm.toLowerCase();

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Examples of javax.persistence.LockModeType

        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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Examples of javax.persistence.LockModeType

        meta = getRepository().addQueryMetaData(null, name);
        meta.setDefiningType(_cls);
        meta.setQueryString(attrs.getValue("query"));
        meta.setLanguage(JPQLParser.LANG_JPQL);
        String lockModeStr = attrs.getValue("lock-mode");
        LockModeType lmt = processNamedQueryLockModeType(log, lockModeStr, name);
        if (lmt != null) {
            meta.addHint("openjpa.FetchPlan.ReadLockMode", lmt);
        }
        Locator locator = getLocation().getLocator();
        if (locator != null) {

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Examples of javax.persistence.LockModeType

     */
    private LockModeType processNamedQueryLockModeType(Log log, String lockModeString, String queryName) {
        if (lockModeString == null) {
            return null;
        }
        LockModeType lmt = LockModeType.valueOf(lockModeString);
        String lm = _conf.getLockManager();
        if (lm != null) {
            lm = lm.toLowerCase();
            if (lm.contains("pessimistic")) {
                if (lmt == LockModeType.NONE) {

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Examples of javax.persistence.LockModeType

            meta = getRepository().addQueryMetaData(_cls, query.name());
            meta.setQueryString(query.query());
            meta.setLanguage(JPQLParser.LANG_JPQL);
            for (QueryHint hint : query.hints())
                meta.addHint(hint.name(), hint.value());
            LockModeType lmt = processNamedQueryLockModeType(query);
            if (lmt != null) {
                meta.addHint("openjpa.FetchPlan.ReadLockMode", lmt);
            }


            meta.setSource(getSourceFile(), (el instanceof Class) ? el : null,

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Examples of javax.persistence.LockModeType

     * A private worker method that calculates the lock mode for an individual NamedQuery. If the NamedQuery is 
     * configured to use the NONE lock mode(explicit or implicit), this method will promote the lock to a READ
     * level lock. This was done to allow for JPA1 apps to function properly under a 2.0 runtime. 
     */
    private LockModeType processNamedQueryLockModeType(NamedQuery query) {
        LockModeType lmt = query.lockMode();
        if (query.lockMode() != null) {
            String lm = _conf.getLockManager();
            if (lm != null) {
                lm = lm.toLowerCase();
                if (lm.contains("pessimistic")) {

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Examples of javax.persistence.LockModeType

        
        // 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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Examples of javax.persistence.LockModeType

        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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