Thread View: pl.comp.lang.java
1 messages
1 total messages
Started by rogal180
Wed, 21 Feb 2018 19:55
unexpected AST node 'in' in Persistence Criteria API
Author: rogal180
Date: Wed, 21 Feb 2018 19:55
Date: Wed, 21 Feb 2018 19:55
30 lines
2894 bytes
2894 bytes
Hi,
I have problem with fetch count item by predicate:
CriteriaBuilder criteriaBuilder = entityManager.getCriteriaBuilder();
CriteriaQuery<Long> countQuery = criteriaBuilder.createQuery(Long.class);
Root<Application> countApplicationRoot = countQuery.from(Application.class);
countQuery.select(criteriaBuilder.count(countApplicationRoot));
countQuery.where(getPredicates(criteriaBuilder, countApplicationRoot));
Long count = entityManager.createQuery(countQuery).getSingleResult();
private Predicate[] getPredicates(CriteriaBuilder builder, Root<Application> root) {
List<Predicate> predicateList = new ArrayList<>();
CriteriaQuery<Application> ownReceiverCriteriaQuery = builder.createQuery(Application.class);
Root<ReceiverServiceClient> ownReceiverRoot = ownReceiverCriteriaQuery.from(ReceiverServiceClient.class);
Predicate ownReceiverCondition = builder.equal(root.get(Application_.user).get(User_.clients)
.in(ownReceiverRoot.get(ReceiverServiceClient_.receiverService).get(ReceiverService_.systemName)), SystemName.valueOf("WP_PL"));
predicateList.add(ownReceiverCondition);
return predicateList.toArray(new Predicate[predicateList.size()]);
}
gets an error:
Caused by: org.hibernate.hql.internal.ast.QuerySyntaxException: unexpected AST node: in near line 1, column 118 [select count(generatedAlias0) from com.crud.entity.Application as generatedAlias0 where generatedAlias0.user.clients in (generatedAlias1.receiverService.systemName)=:param0]
Has anyone had a similar problem and knows how to solve it?
Thread Navigation
This is a paginated view of messages in the thread with full content displayed inline.
Messages are displayed in chronological order, with the original post highlighted in green.
Use pagination controls to navigate through all messages in large threads.
Back to All Threads