Package org.apache.openjpa.kernel

Examples of org.apache.openjpa.kernel.Query

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        super(name);
    }

    public void testSimpleSubqueryAccessPath() {
        Broker broker = getBrokerFactory().newBroker();
        Query q = broker.newQuery(JPQLParser.LANG_JPQL,
            "SELECT o FROM RuntimeTest1 o WHERE EXISTS (SELECT rt5.name FROM RuntimeTest5 rt5 WHERE rt5.name IS NOT NULL)");
        ClassMetaData[] metas = q.getAccessPathMetaDatas();
        Collection c = Arrays.asList(metas);
        ClassMetaData rt1 = broker.getConfiguration().
            getMetaDataRepositoryInstance().getMetaData(RuntimeTest1.class,
            broker.getClassLoader(), true);
        ClassMetaData rt5 = broker.getConfiguration().
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        assertEquals(2, c.size());
    }

    public void testRelationTraversalSubqueryAccessPath() {
        Broker broker = getBrokerFactory().newBroker();
        Query q = broker.newQuery(JPQLParser.LANG_JPQL,
            "SELECT o FROM RuntimeTest1 o WHERE EXISTS (SELECT rt5.runtimeTest4.name FROM RuntimeTest5 rt5 WHERE rt5.name IS NOT NULL)");

        ClassMetaData[] metas = q.getAccessPathMetaDatas();
        Collection c = Arrays.asList(metas);
        ClassMetaData rt1 = broker.getConfiguration().
            getMetaDataRepositoryInstance().getMetaData(RuntimeTest1.class,
            broker.getClassLoader(), true);
        ClassMetaData rt4 = broker.getConfiguration().
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        super.tearDown();
    }

    public void testAggregateResultIsCached() {
        Broker broker = _factory.newBroker();
        Query q =
            broker.newQuery(JPQLParser.LANG_JPQL, "select max(a.age) FROM " +
                CacheObjectAChild1.class.getSimpleName() + " a");

        Object o = q.execute();
        assertEquals(Long.class, o.getClass());
        CacheTestHelper.assertInCache(this, q, Boolean.TRUE);

        o = q.execute();
        assertEquals(Long.class, o.getClass());
    }
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        assertEquals(Long.class, o.getClass());
    }

    public void testAggregateNonUniqueResultIsCached() {
        Broker broker = _factory.newBroker();
        Query q =
            broker.newQuery(JPQLParser.LANG_JPQL, "select max(a.age) FROM " +
                CacheObjectAChild1.class.getSimpleName() + " a");
        q.setUnique(false);
        List res = (List) q.execute();
        assertEquals(1, res.size());
        Object o = res.get(0);
        assertEquals(Long.class, o.getClass());
        CacheTestHelper.assertInCache(this, q, Boolean.TRUE);

        res = (List) q.execute();
        assertEquals(1, res.size());
        o = res.get(0);
        assertEquals(Long.class, o.getClass());
    }
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        assertEquals(Long.class, o.getClass());
    }

    public void testProjectionResultIsCached() {
        Broker broker = _factory.newBroker();
        Query q = broker.newQuery(JPQLParser.LANG_JPQL, "select a.age FROM " +
            CacheObjectAChild1.class.getSimpleName() + " a");
        Collection c = (Collection) q.execute();
        CacheTestHelper.iterate(c);
        CacheTestHelper.assertInCache(this, q, Boolean.TRUE);

        c = (Collection) q.execute();
        Object o = c.iterator().next();
        assertEquals(Long.class, o.getClass());
    }
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    }

    public void testProjectionOfThisIsCached() {
        // ##### need to test single projection
        Broker broker = _factory.newBroker();
        Query q = broker.newQuery(JPQLParser.LANG_JPQL, "select a FROM " +
            CacheObjectAChild1.class.getSimpleName() + " a");
        //CacheObjectAChild1.class, "select this");
        Collection c = (Collection) q.execute();
        CacheTestHelper.iterate(c);
        CacheTestHelper.assertInCache(this, q, Boolean.TRUE);

        c = (Collection) q.execute();
        Object o = c.iterator().next();
        assertEquals(CacheObjectAChild1.class, o.getClass());
        assertNotNull(broker.getObjectId(o));
    }
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        assertNotNull(broker.getObjectId(o));
    }

    public void testProjectionResultWithThisIsCached() {
        Broker broker = _factory.newBroker();
        Query q =
            broker.newQuery(JPQLParser.LANG_JPQL, "select a.name,a FROM " +
                CacheObjectAChild1.class.getSimpleName() + " a");
        Collection c = (Collection) q.execute();
        CacheTestHelper.iterate(c);
        CacheTestHelper.assertInCache(this, q, Boolean.TRUE);

        c = (Collection) q.execute();
        Object[] result = (Object[]) c.iterator().next();
        assertEquals(2, result.length);
        assertEquals(String.class, result[0].getClass());
        assertEquals(CacheObjectAChild1.class, result[1].getClass());
        assertNotNull(broker.getObjectId(result[1]));
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        assertNotNull(broker.getObjectId(result[1]));
    }

    public void testNullProjectionValues() {
        Broker broker = _factory.newBroker();
        Query q =
            broker.newQuery(JPQLParser.LANG_JPQL, "select a.locale FROM " +
                CacheObjectAChild1.class.getSimpleName() + " a");
        Collection c = (Collection) q.execute();
        CacheTestHelper.iterate(c);
        CacheTestHelper.assertInCache(this, q, Boolean.TRUE);

        c = (Collection) q.execute();
        assertNull(c.iterator().next());
    }
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        assertNull(c.iterator().next());
    }

    public void testNullAndNotNullProjectionValues() {
        Broker broker = _factory.newBroker();
        Query q =
            broker
                .newQuery(JPQLParser.LANG_JPQL, "select a.name,a.locale FROM " +
                    CacheObjectAChild1.class.getSimpleName() + " a");

        Collection c = (Collection) q.execute();
        CacheTestHelper.iterate(c);
        CacheTestHelper.assertInCache(this, q, Boolean.TRUE);

        c = (Collection) q.execute();
        Object[] result = (Object[]) c.iterator().next();
        assertEquals(2, result.length);
        assertEquals(String.class, result[0].getClass());
        assertNull(result[1]);
    }
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        // ???
    }

    public void testMultipleAggregateResultIsCached() {
        Broker broker = _factory.newBroker();
        Query q =
            broker.newQuery(JPQLParser.LANG_JPQL,
                "select max(a.age), avg(a.age), count(a.age) FROM " +
                    CacheObjectAChild1.class.getSimpleName() + " a");

        Object o = q.execute();
        assertEquals(Object[].class, o.getClass());
        assertEquals(3, ((Object[]) o).length);
        assertEquals(Long.class, ((Object[]) o)[0].getClass());

        CacheTestHelper.assertInCache(this, q, Boolean.TRUE);

        o = q.execute();
        assertEquals(Object[].class, o.getClass());
        assertEquals(3, ((Object[]) o).length);
        assertEquals(Long.class, ((Object[]) o)[0].getClass());
    }
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Related Classes of org.apache.openjpa.kernel.Query

  • org.apache.openjpa.conf.MetaDataCacheMaintenance
  • org.apache.openjpa.persistence.datacache.TestJPQL2Queries
  • org.apache.openjpa.persistence.datacache.TestJPQL2ResultsAndResultClasses
  • org.apache.openjpa.persistence.datacache.TestJPQLRelationProjections
  • org.apache.openjpa.persistence.datacache.TestMutableParameters
  • org.apache.openjpa.persistence.datacache.TestPCParametersInQueries
  • org.apache.openjpa.persistence.datacache.TestQueryResultTypes
  • org.apache.openjpa.persistence.datacache.TestResultShapes
  • org.apache.openjpa.persistence.jdbc.kernel.TestByteArrayAppId
  • org.apache.openjpa.persistence.jpql.expressions.TestInMemoryScalarExpressions
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