Examples with Path jakarta.persistence.criteria.Path used on opensource projects

Example 1 with Path

use of jakarta.persistence.criteria.Path in project hibernate-orm by hibernate.

the class AbstractPathImplTest method testIllegalDereference.

@Test
public void testIllegalDereference() {
    EntityManager em = getOrCreateEntityManager();
    try {
        CriteriaBuilder criteriaBuilder = em.getCriteriaBuilder();
        CriteriaQuery<Order> criteria = criteriaBuilder.createQuery(Order.class);
        Root<Order> orderRoot = criteria.from(Order.class);
        Path simplePath = orderRoot.get("totalPrice");
        // this should cause an ISE...
        try {
            simplePath.get("yabbadabbado");
            fail("Attempt to dereference basic path should throw IllegalStateException");
        } catch (IllegalStateException expected) {
        }
    } finally {
        em.close();
    }
}

Example 2 with Path

use of jakarta.persistence.criteria.Path in project hibernate-orm by hibernate.

the class SingularAttributeJoinTest method testEntityModeMapJoinCriteriaQuery.

@Test
public void testEntityModeMapJoinCriteriaQuery(EntityManagerFactoryScope scope) {
    scope.inEntityManager(entityManager -> {
        CriteriaBuilder criteriaBuilder = entityManager.getCriteriaBuilder();
        CriteriaQuery criteriaQuery = criteriaBuilder.createQuery();
        jakarta.persistence.metamodel.EntityType distributionEntity = getEntityType(scope, "Distribution");
        From distributionFrom = criteriaQuery.from(distributionEntity);
        From policyJoin = distributionFrom.join("policy");
        Path policyId = policyJoin.get("policyId");
        criteriaQuery.select(policyId);
        TypedQuery typedQuery = entityManager.createQuery(criteriaQuery);
    });
}

Example 3 with Path

use of jakarta.persistence.criteria.Path in project hibernate-orm by hibernate.

the class AbstractQueryCacheResultTransformerTest method testAliasToBeanDtoMultiArgList.

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

        @Override
        protected ResultTransformer getResultTransformer() {
            return Transformers.aliasToBean(StudentDTO.class);
        }

        @Override
        protected JpaCriteriaQuery getCriteria(Session s) {
            CriteriaBuilder builder = s.getCriteriaBuilder();
            JpaCriteriaQuery criteria = (JpaCriteriaQuery) builder.createQuery();
            Root<Enrolment> root = criteria.from(Enrolment.class);
            final Path<Object> student = root.get("student");
            criteria.multiselect(student.get("name").alias("studentName"), root.get("course").get("description").alias("courseDescription"));
            criteria.orderBy(builder.asc(root.get("studentNumber")));
            return criteria;
        // return s.createCriteria( Enrolment.class, "e" )
        // .createAlias( "e.student", "st" )
        // .createAlias( "e.course", "co" )
        // .setProjection(
        // Projections.projectionList()
        // .add( Property.forName( "st.name" ).as( "studentName" ) )
        // .add( Property.forName( "co.description" ).as( "courseDescription" ) )
        // )
        // .addOrder( Order.asc( "e.studentNumber" ) )
        // .setResultTransformer( Transformers.aliasToBean( StudentDTO.class ) );
        }
    };
    HqlExecutor hqlExecutor = new HqlExecutor() {

        @Override
        public Query getQuery(Session s) {
            return s.createQuery("select st.name as studentName, co.description as courseDescription from Enrolment e join e.student st join e.course co order by e.studentNumber").setResultTransformer(Transformers.aliasToBean(StudentDTO.class));
        }
    };
    ResultChecker checker = results -> {
        List resultList = (List) results;
        assertEquals(2, resultList.size());
        StudentDTO dto = (StudentDTO) resultList.get(0);
        assertEquals(courseExpected.getDescription(), dto.getDescription());
        assertEquals(yogiExpected.getName(), dto.getName());
        dto = (StudentDTO) resultList.get(1);
        assertEquals(courseExpected.getDescription(), dto.getDescription());
        assertEquals(shermanExpected.getName(), dto.getName());
    };
    runTest(hqlExecutor, criteriaExecutor, checker, false, scope);
}

Example 4 with Path

use of jakarta.persistence.criteria.Path in project eclipselink by eclipse-ee4j.

the class CriteriaBuilderImpl method treat.

@Override
public <X, T, E extends T> ListJoin<X, E> treat(ListJoin<X, T> join, Class<E> type) {
    ListJoinImpl parentJoin = (ListJoinImpl) join;
    ListJoin joinImpl = null;
    if (join instanceof BasicListJoinImpl) {
        joinImpl = new BasicListJoinImpl<X, E>(parentJoin, this.metamodel, type, parentJoin.currentNode.treat(type), parentJoin.getModel(), parentJoin.getJoinType());
    } else {
        joinImpl = new ListJoinImpl<X, E>((Path) join, this.metamodel.managedType(type), this.metamodel, type, parentJoin.currentNode.treat(type), parentJoin.getModel(), parentJoin.getJoinType());
    }
    parentJoin.joins.add(joinImpl);
    ((FromImpl) joinImpl).isJoin = parentJoin.isJoin;
    parentJoin.isJoin = false;
    return joinImpl;
}

Example 5 with Path

use of jakarta.persistence.criteria.Path in project eclipselink by eclipse-ee4j.

the class CriteriaBuilderImpl method treat.

@Override
public <X, K, T, V extends T> MapJoin<X, K, V> treat(MapJoin<X, K, T> join, Class<V> type) {
    MapJoinImpl parentJoin = (MapJoinImpl) join;
    MapJoin joinImpl = null;
    if (join instanceof BasicMapJoinImpl) {
        joinImpl = new BasicMapJoinImpl<X, K, V>(parentJoin, this.metamodel, type, parentJoin.currentNode.treat(type), parentJoin.getModel(), parentJoin.getJoinType());
    } else {
        joinImpl = new MapJoinImpl<X, K, V>((Path) join, this.metamodel.managedType(type), this.metamodel, type, parentJoin.currentNode.treat(type), parentJoin.getModel(), parentJoin.getJoinType());
    }
    parentJoin.joins.add(joinImpl);
    ((FromImpl) joinImpl).isJoin = parentJoin.isJoin;
    parentJoin.isJoin = false;
    return joinImpl;
}