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/** | |
* Query dinamica que filtra por nome e sobrenome | |
* | |
*/ | |
public List<Pessoa> buscarPessoas(String nome, String sobrenome) { | |
CriteriaBuilder criteriaBuilder = entityManager.getCriteriaBuilder(); | |
CriteriaQuery<Pessoa> criteriaQuery = criteriaBuilder.createQuery(Pessoa.class); | |
Root<Pessoa> pessoaRoot = criteriaQuery.from(Pessoa.class); | |
List<Predicate> predicates = new ArrayList<>(); | |
if(nome != null) { | |
predicates.add(criteriaBuilder.equal(pessoaRoot.get("nome"), nome)); | |
} | |
if(sobrenome != null) { | |
predicates.add(criteriaBuilder.equal(pessoaRoot.get("sobrenome"), sobrenome)); | |
} | |
criteriaQuery.where(predicates.toArray(new Predicate[predicates.size()])); | |
criteriaQuery.select(pessoaRoot); | |
TypedQuery<Pessoa> query = entityManager.createQuery(criteriaQuery); | |
return query.getResultList(); | |
} |
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