Examples with JpaRoot org.hibernate.query.criteria.JpaRoot used on opensource projects

Example 11 with JpaRoot

use of org.hibernate.query.criteria.JpaRoot in project hibernate-orm by hibernate.

the class AbstractQueryCacheResultTransformerTest method testEntityWithUnaliasedJoinFetchedLazyOneToManySingleElementList.

@Test
public void testEntityWithUnaliasedJoinFetchedLazyOneToManySingleElementList(SessionFactoryScope scope) throws Exception {
    CriteriaExecutor criteriaExecutorUnaliased = new CriteriaExecutor() {

        @Override
        protected ResultTransformer getResultTransformer() {
            return null;
        }

        @Override
        protected JpaCriteriaQuery getCriteria(Session s) {
            CriteriaBuilder builder = s.getCriteriaBuilder();
            JpaCriteriaQuery<Student> criteria = (JpaCriteriaQuery<Student>) builder.createQuery(Student.class);
            JpaRoot<Student> root = criteria.from(Student.class);
            root.fetch("enrolments", JoinType.LEFT);
            criteria.orderBy(builder.asc(root.get("studentNumber")));
            return criteria;
        // return s.createCriteria( Student.class, "s" )
        // .setFetchMode( "enrolments", FetchMode.JOIN )
        // .addOrder( Order.asc( "s.studentNumber" ) );
        }
    };
    HqlExecutor hqlExecutorUnaliased = new HqlExecutor() {

        @Override
        public Query getQuery(Session s) {
            return s.createQuery("from Student s left join fetch s.enrolments order by s.studentNumber");
        }
    };
    ResultChecker checker = results -> {
        List resultList = (List) results;
        assertEquals(2, resultList.size());
        assertEquals(yogiExpected, resultList.get(0));
        assertEquals(shermanExpected, resultList.get(1));
        assertNotNull(((Student) resultList.get(0)).getEnrolments());
        assertNotNull(((Student) resultList.get(1)).getEnrolments());
        if (areDynamicNonLazyAssociationsChecked()) {
            assertTrue(Hibernate.isInitialized(((Student) resultList.get(0)).getEnrolments()));
            assertEquals(yogiExpected.getEnrolments(), ((Student) resultList.get(0)).getEnrolments());
            assertTrue(Hibernate.isInitialized(((Student) resultList.get(1)).getEnrolments()));
            assertEquals(shermanExpected.getEnrolments(), ((Student) resultList.get(1)).getEnrolments());
        }
    };
    runTest(hqlExecutorUnaliased, criteriaExecutorUnaliased, checker, false, scope);
}

Example 12 with JpaRoot

use of org.hibernate.query.criteria.JpaRoot in project hibernate-orm by hibernate.

the class AbstractQueryCacheResultTransformerTest method testEntityWithJoinFetchedLazyOneToManyMultiAndNullElementList.

@Test
public void testEntityWithJoinFetchedLazyOneToManyMultiAndNullElementList(SessionFactoryScope scope) throws Exception {
    // unaliased
    CriteriaExecutor criteriaExecutorUnaliased = new CriteriaExecutor() {

        @Override
        protected ResultTransformer getResultTransformer() {
            return null;
        }

        @Override
        protected JpaCriteriaQuery getCriteria(Session s) {
            CriteriaBuilder builder = s.getCriteriaBuilder();
            JpaCriteriaQuery<Student> criteria = (JpaCriteriaQuery<Student>) builder.createQuery(Student.class);
            JpaRoot<Student> root = criteria.from(Student.class);
            root.fetch("addresses", JoinType.LEFT);
            criteria.orderBy(builder.asc(root.get("studentNumber")));
            return criteria;
        // return s.createCriteria( Student.class, "s" )
        // .setFetchMode( "addresses", FetchMode.JOIN )
        // .addOrder( Order.asc( "s.studentNumber") );
        }
    };
    HqlExecutor hqlExecutorUnaliased = new HqlExecutor() {

        @Override
        public Query getQuery(Session s) {
            return s.createQuery("from Student s left join fetch s.addresses order by s.studentNumber");
        }
    };
    HqlExecutor hqlExecutorAliased = new HqlExecutor() {

        @Override
        public Query getQuery(Session s) {
            return s.createQuery("from Student s left join fetch s.addresses a order by s.studentNumber");
        }
    };
    ResultChecker checker = results -> {
        List resultList = (List) results;
        assertEquals(2, resultList.size());
        assertEquals(yogiExpected, resultList.get(0));
        // assertSame( resultList.get( 0 ), resultList.get( 1 ) );
        assertEquals(shermanExpected, resultList.get(1));
        assertNotNull(((Student) resultList.get(0)).getAddresses());
        // assertNotNull( ( (Student) resultList.get( 1 ) ).getAddresses() );
        assertNotNull(((Student) resultList.get(1)).getAddresses());
        if (areDynamicNonLazyAssociationsChecked()) {
            assertTrue(Hibernate.isInitialized(((Student) resultList.get(0)).getAddresses()));
            assertEquals(yogiExpected.getAddresses(), ((Student) resultList.get(0)).getAddresses());
            assertTrue(((Student) resultList.get(1)).getAddresses().isEmpty());
        }
    };
    runTest(hqlExecutorUnaliased, criteriaExecutorUnaliased, checker, false, scope);
    runTest(hqlExecutorAliased, null, checker, false, scope);
}

Example 13 with JpaRoot

use of org.hibernate.query.criteria.JpaRoot in project hibernate-orm by hibernate.

the class AbstractQueryCacheResultTransformerTest method testJoinWithFetchJoinWithOwnerAndAliasedJoinedProjectedList.

@Test
public void testJoinWithFetchJoinWithOwnerAndAliasedJoinedProjectedList(SessionFactoryScope scope) throws Exception {
    CriteriaExecutor criteriaExecutor = new CriteriaExecutor() {

        @Override
        protected ResultTransformer getResultTransformer() {
            return null;
        }

        @Override
        protected JpaCriteriaQuery getCriteria(Session s) {
            CriteriaBuilder builder = s.getCriteriaBuilder();
            JpaCriteriaQuery criteria = (JpaCriteriaQuery) builder.createQuery(Object[].class);
            JpaRoot<Student> root = criteria.from(Student.class);
            root.fetch("enrolments", JoinType.LEFT);
            final Selection<Object> pc = root.join("preferredCourse", JoinType.LEFT).alias("pc");
            criteria.orderBy(builder.asc(root.get("studentNumber")));
            criteria.multiselect(root, pc);
            return criteria;
        }
    };
    HqlExecutor hqlExecutor = new HqlExecutor() {

        @Override
        public Query getQuery(Session s) {
            return s.createQuery("select s, pc from Student s left join fetch s.enrolments left join s.preferredCourse pc order by s.studentNumber");
        }
    };
    ResultChecker checker = results -> {
        List resultList = (List) results;
        assertEquals(2, resultList.size());
        Object[] yogiObjects = (Object[]) resultList.get(0);
        assertEquals(yogiExpected, yogiObjects[0]);
        assertEquals(yogiExpected.getPreferredCourse().getCourseCode(), ((Course) yogiObjects[1]).getCourseCode());
        Object[] shermanObjects = (Object[]) resultList.get(1);
        assertEquals(shermanExpected, shermanObjects[0]);
        assertNull(shermanObjects[1]);
        if (areDynamicNonLazyAssociationsChecked()) {
            assertEquals(yogiExpected.getPreferredCourse(), yogiObjects[1]);
            assertTrue(Hibernate.isInitialized(((Student) yogiObjects[0]).getEnrolments()));
            assertEquals(yogiExpected.getEnrolments(), ((Student) yogiObjects[0]).getEnrolments());
            assertTrue(Hibernate.isInitialized(((Student) shermanObjects[0]).getEnrolments()));
            assertEquals(shermanExpected.getEnrolments(), (((Student) shermanObjects[0]).getEnrolments()));
        }
    };
    runTest(hqlExecutor, criteriaExecutor, checker, false, scope);
}

Example 14 with JpaRoot

use of org.hibernate.query.criteria.JpaRoot in project hibernate-orm by hibernate.

the class AbstractQueryCacheResultTransformerTest method testJoinWithFetchJoinWithPropAndOwnerProjectedList.

@Test
public void testJoinWithFetchJoinWithPropAndOwnerProjectedList(SessionFactoryScope scope) throws Exception {
    CriteriaExecutor criteriaExecutor = new CriteriaExecutor() {

        @Override
        protected ResultTransformer getResultTransformer() {
            return null;
        }

        @Override
        protected JpaCriteriaQuery getCriteria(Session s) {
            CriteriaBuilder builder = s.getCriteriaBuilder();
            JpaCriteriaQuery criteria = (JpaCriteriaQuery) builder.createQuery(Object[].class);
            JpaRoot<Student> root = criteria.from(Student.class);
            root.fetch("enrolments", JoinType.LEFT);
            root.join("preferredCourse", JoinType.LEFT);
            criteria.orderBy(builder.asc(root.get("studentNumber")));
            criteria.multiselect(root.get("name"), root);
            return criteria;
        }
    };
    HqlExecutor hqlSelectNewMapExecutor = new HqlExecutor() {

        @Override
        public Query getQuery(Session s) {
            return s.createQuery("select s.name, s from Student s left join fetch s.enrolments left join s.preferredCourse order by s.studentNumber");
        }
    };
    ResultChecker checker = results -> {
        List resultList = (List) results;
        assertEquals(2, resultList.size());
        Object[] yogiObjects = (Object[]) resultList.get(0);
        assertEquals(yogiExpected.getName(), yogiObjects[0]);
        assertEquals(yogiExpected, yogiObjects[1]);
        Object[] shermanObjects = (Object[]) resultList.get(1);
        assertEquals(shermanExpected.getName(), shermanObjects[0]);
        assertEquals(shermanExpected, shermanObjects[1]);
        if (areDynamicNonLazyAssociationsChecked()) {
            assertTrue(Hibernate.isInitialized(((Student) yogiObjects[1]).getEnrolments()));
            assertEquals(yogiExpected.getEnrolments(), ((Student) yogiObjects[1]).getEnrolments());
            assertTrue(Hibernate.isInitialized(((Student) shermanObjects[1]).getEnrolments()));
            assertEquals(shermanExpected.getEnrolments(), (((Student) shermanObjects[1]).getEnrolments()));
        }
    };
    runTest(hqlSelectNewMapExecutor, criteriaExecutor, checker, false, scope);
}

Example 15 with JpaRoot

use of org.hibernate.query.criteria.JpaRoot in project hibernate-orm by hibernate.

the class AbstractQueryCacheResultTransformerTest method testEntityWithLazyAssnList.

@Test
public void testEntityWithLazyAssnList(SessionFactoryScope scope) throws Exception {
    CriteriaExecutor criteriaExecutor = new CriteriaExecutor() {

        @Override
        protected ResultTransformer getResultTransformer() {
            return null;
        }

        @Override
        protected JpaCriteriaQuery getCriteria(Session s) {
            CriteriaBuilder builder = s.getCriteriaBuilder();
            JpaCriteriaQuery<Student> criteria = (JpaCriteriaQuery<Student>) builder.createQuery(Student.class);
            JpaRoot<Student> root = criteria.from(Student.class);
            criteria.orderBy(builder.asc(root.get("studentNumber")));
            return criteria;
        // return s.createCriteria( Student.class )
        // .addOrder( Order.asc( "studentNumber" ) );
        }
    };
    HqlExecutor hqlExecutor = new HqlExecutor() {

        @Override
        public Query getQuery(Session s) {
            return s.createQuery("from Student order by studentNumber");
        }
    };
    ResultChecker checker = results -> {
        List resultList = (List) results;
        assertEquals(2, resultList.size());
        assertEquals(yogiExpected, resultList.get(0));
        assertEquals(shermanExpected, resultList.get(1));
        assertNotNull(((Student) resultList.get(0)).getEnrolments());
        assertNotNull(((Student) resultList.get(0)).getPreferredCourse());
        assertNotNull(((Student) resultList.get(1)).getEnrolments());
        assertNull(((Student) resultList.get(1)).getPreferredCourse());
        assertFalse(Hibernate.isInitialized(((Student) resultList.get(0)).getEnrolments()));
        assertFalse(Hibernate.isInitialized(((Student) resultList.get(0)).getPreferredCourse()));
        assertFalse(Hibernate.isInitialized(((Student) resultList.get(1)).getEnrolments()));
        assertNull(((Student) resultList.get(1)).getPreferredCourse());
    };
    runTest(hqlExecutor, criteriaExecutor, checker, false, scope);
}