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thjanssen/ UnwrapHibernateSession.java

Last active August 2, 2016 17:37
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UnwrapHibernateSession.java
Session session = em.unwrap(Session.class);
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JpaQuery.java
List<Long> ids = Arrays.asList(new Long[]{1L, 2L, 3L});
List<PersonEntity> persons = em.createQuery("SELECT p FROM Person p WHERE p.id IN :ids").setParameter("ids", ids).getResultList();
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MultiLoad.java
MultiIdentifierLoadAccess<PersonEntity> multiLoadAccess = session.byMultipleIds(PersonEntity.class);
List<PersonEntity> persons = multiLoadAccess.multiLoad(1L, 2L, 3L);
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MultiLoad.log
14:32:57,602 DEBUG SQL:92 – select personenti0_.id as id1_0_0_, personenti0_.firstName as firstNam2_0_0_, personenti0_.lastName as lastName3_0_0_ from Person personenti0_ where personenti0_.id in (?,?,?)
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MultiLoadBatch.java
List<PersonEntity> persons = session.byMultipleIds(PersonEntity.class).withBatchSize(2).multiLoad(1L, 2L, 3L);
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MultiLoadBatch.log
15:20:52,314 DEBUG SQL:92 – select personenti0_.id as id1_0_0_, personenti0_.firstName as firstNam2_0_0_, personenti0_.lastName as lastName3_0_0_ from Person personenti0_ where personenti0_.id in (?,?)
15:20:52,331 DEBUG SQL:92 – select personenti0_.id as id1_0_0_, personenti0_.firstName as firstNam2_0_0_, personenti0_.lastName as lastName3_0_0_ from Person personenti0_ where personenti0_.id in (?)
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MultiLoadCache.java
PersonEntity p = em.find(PersonEntity.class, 1L);
log.info("Fetched PersonEntity with id 1");
Session session = em.unwrap(Session.class);
List<PersonEntity> persons = session.byMultipleIds(PersonEntity.class).enableSessionCheck(true).multiLoad(1L, 2L, 3L);
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MultiLoadCache.log
15:34:07,449 DEBUG SQL:92 – select personenti0_.id as id1_0_0_, personenti0_.firstName as firstNam2_0_0_, personenti0_.lastName as lastName3_0_0_ from Person personenti0_ where personenti0_.id=?
15:34:07,471 INFO TestMultiLoad:118 – Fetched PersonEntity with id 1
15:34:07,476 DEBUG SQL:92 – select personenti0_.id as id1_0_0_, personenti0_.firstName as firstNam2_0_0_, personenti0_.lastName as lastName3_0_0_ from Person personenti0_ where personenti0_.id in (?,?)
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