Examples with PersistenceException com.adeptj.modules.data.jpa.PersistenceException used on opensource projects

Example 6 with PersistenceException

use of com.adeptj.modules.data.jpa.PersistenceException in project adeptj-modules by AdeptJ.

the class EclipseLinkCrudRepository method countByCriteria.

/**
 * {@inheritDoc}
 */
@Override
public <T extends BaseEntity> Long countByCriteria(Class<T> entity, Map<String, Object> criteriaAttributes) {
    EntityManager em = this.emf.createEntityManager();
    try {
        CriteriaBuilder cb = em.getCriteriaBuilder();
        CriteriaQuery<Long> cq = cb.createQuery(Long.class);
        Root<T> from = cq.from(entity);
        return em.createQuery(cq.select(cb.count(from)).where(cb.and(JpaUtil.getPredicates(criteriaAttributes, cb, from)))).getSingleResult();
    } catch (RuntimeException ex) {
        LOGGER.error(ex.getMessage(), ex);
        throw new PersistenceException(ex.getMessage(), ex);
    } finally {
        JpaUtil.closeEntityManager(em);
    }
}

Example 7 with PersistenceException

use of com.adeptj.modules.data.jpa.PersistenceException in project adeptj-modules by AdeptJ.

the class EclipseLinkCrudRepository method findPaginatedRecordsByCriteria.

/**
 * {@inheritDoc}
 */
@Override
public <T extends BaseEntity> List<T> findPaginatedRecordsByCriteria(ReadCriteria<T> criteria) {
    EntityManager em = this.emf.createEntityManager();
    try {
        CriteriaBuilder cb = em.getCriteriaBuilder();
        CriteriaQuery<T> cq = cb.createQuery(criteria.getEntity());
        Root<T> root = cq.from(criteria.getEntity());
        return em.createQuery(cq.where(cb.and(JpaUtil.getPredicates(criteria.getCriteriaAttributes(), cb, root)))).setFirstResult(criteria.getStartPos()).setMaxResults(criteria.getMaxResult()).getResultList();
    } catch (RuntimeException ex) {
        LOGGER.error(ex.getMessage(), ex);
        throw new PersistenceException(ex.getMessage(), ex);
    } finally {
        JpaUtil.closeEntityManager(em);
    }
}

Example 8 with PersistenceException

use of com.adeptj.modules.data.jpa.PersistenceException in project adeptj-modules by AdeptJ.

the class EclipseLinkCrudRepository method findByINOperator.

/**
 * {@inheritDoc}
 */
@Override
public <T extends BaseEntity> List<T> findByINOperator(Class<T> entity, String attributeName, List<Object> values) {
    EntityManager em = this.emf.createEntityManager();
    try {
        CriteriaQuery<T> cq = em.getCriteriaBuilder().createQuery(entity);
        Root<T> root = cq.from(entity);
        return em.createQuery(cq.select(root).where(root.get(attributeName).in(values))).getResultList();
    } catch (RuntimeException ex) {
        LOGGER.error(ex.getMessage(), ex);
        throw new PersistenceException(ex.getMessage(), ex);
    } finally {
        JpaUtil.closeEntityManager(em);
    }
}

Example 9 with PersistenceException

use of com.adeptj.modules.data.jpa.PersistenceException in project adeptj-modules by AdeptJ.

the class EclipseLinkCrudRepository method count.

/**
 * {@inheritDoc}
 */
@Override
public <T extends BaseEntity> Long count(Class<T> entity) {
    EntityManager em = this.emf.createEntityManager();
    try {
        CriteriaBuilder cb = em.getCriteriaBuilder();
        CriteriaQuery<Long> cq = cb.createQuery(Long.class);
        return em.createQuery(cq.select(cb.count(cq.from(entity)))).getSingleResult();
    } catch (RuntimeException ex) {
        LOGGER.error(ex.getMessage(), ex);
        throw new PersistenceException(ex.getMessage(), ex);
    } finally {
        JpaUtil.closeEntityManager(em);
    }
}

Example 10 with PersistenceException

use of com.adeptj.modules.data.jpa.PersistenceException in project adeptj-modules by AdeptJ.

the class EclipseLinkCrudRepository method findByCriteriaAndMapConstructor.

/**
 * {@inheritDoc}
 */
@Override
public <T extends BaseEntity, C> List<C> findByCriteriaAndMapConstructor(ConstructorCriteria<T, C> criteria) {
    EntityManager em = this.emf.createEntityManager();
    try {
        CriteriaBuilder cb = em.getCriteriaBuilder();
        CriteriaQuery<C> cq = cb.createQuery(criteria.getConstructorClass());
        Root<T> root = cq.from(criteria.getEntity());
        return em.createQuery(cq.select(cb.construct(criteria.getConstructorClass(), criteria.getSelections().stream().map(root::get).toArray(Selection[]::new))).where(JpaUtil.getPredicates(criteria.getCriteriaAttributes(), cb, root))).getResultList();
    } catch (RuntimeException ex) {
        LOGGER.error(ex.getMessage(), ex);
        throw new PersistenceException(ex.getMessage(), ex);
    } finally {
        JpaUtil.closeEntityManager(em);
    }
}