package com.megatim.fdxconsultation.dao.searchs;
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import com.megatim.fdxcommons.model.referentiel.TypeFichier;
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import com.megatim.fdxconsultation.dao.ifaces.searchs.TypeFichierReferentielSearchDAO;
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import com.megatim.fdxconsultation.model.searchentities.TypeFichierReferentielSearch;
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import java.util.List;
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import javax.ejb.Stateless;
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import javax.persistence.EntityManager;
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import javax.persistence.PersistenceContext;
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import javax.persistence.Query;
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/**
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*
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* @author ASUS
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*/
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@Stateless
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public class TypeFichierReferentielSearchDAOImpl implements TypeFichierReferentielSearchDAO {
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@PersistenceContext(unitName = "fdxConsultationPersistenceUnit")
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protected EntityManager em;
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@Override
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public List<TypeFichier> all(int pageNumber, int pagesize, TypeFichierReferentielSearch searchEntity) {
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String queryString = "SELECT t FROM TypeFichier t " + whereQueryString(searchEntity);
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Query query = queryWithParameter(em.createQuery(queryString), searchEntity)
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.setFirstResult((pageNumber - 1) * pagesize)
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.setMaxResults(pagesize);
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return query.getResultList();
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}
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@Override
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public Long count(TypeFichierReferentielSearch searchEntity) {
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String queryString = "SELECT COUNT(t) FROM TypeFichier t " + whereQueryString(searchEntity);
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Query query = queryWithParameter(em.createQuery(queryString), searchEntity);
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return (Long) query.getSingleResult();
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}
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@Override
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public List<TypeFichier> all(String userName, int pageNumber, int pagesize, TypeFichierReferentielSearch searchEntity) {
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String queryString = "SELECT t from TypeFichier t WHERE ((SELECT COALESCE(COUNT(u), 0) FROM User u JOIN u.typeFichiers tf WHERE u.userName = :username AND tf = t) > 0) AND " + queryString(searchEntity);
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Query query = queryWithParameter(em.createQuery(queryString), searchEntity)
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.setFirstResult((pageNumber - 1) * pagesize)
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.setMaxResults(pagesize)
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.setParameter("username", userName);
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return query.getResultList();
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}
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@Override
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public Long count(String userName, TypeFichierReferentielSearch searchEntity) {
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String queryString
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= "SELECT COALESCE(COUNT(t), 0) FROM TypeFichier t WHERE ((SELECT COALESCE(COUNT(u), 0) FROM User u JOIN u.typeFichiers tf WHERE u.userName = :username AND tf = t) > 0) AND " + queryString(searchEntity);
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Query query = queryWithParameter(em.createQuery(queryString), searchEntity).setParameter("username", userName);
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return (Long) query.getSingleResult();
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}
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private Query queryWithParameter(Query query, TypeFichierReferentielSearch searchEntity) {
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if (searchEntity.getCode() != null) {
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query.setParameter("code", likeValue(searchEntity.getCode()));
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}
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if (searchEntity.getLibelle() != null) {
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query.setParameter("libelle", likeValue(searchEntity.getLibelle()));
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}
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if (searchEntity.getDescription() != null) {
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query.setParameter("description", likeValue(searchEntity.getDescription()));
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}
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if (searchEntity.getReferentiel() != null) {
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query.setParameter("version", searchEntity.getReferentiel());
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}
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return query;
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}
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private String whereQueryString(TypeFichierReferentielSearch searchEntity) {
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return " WHERE " + queryString(searchEntity);
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}
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private String queryString(TypeFichierReferentielSearch searchEntity) {
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StringBuilder query = new StringBuilder("");
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boolean withAnd = false;
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if (searchEntity.getCode() != null) {
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query.append("t.code LIKE :code");
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withAnd = true;
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}
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if (searchEntity.getLibelle() != null) {
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if (withAnd) {
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query.append(" AND ");
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}
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query.append(" t.libelle LIKE :libelle");
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withAnd = true;
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}
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if (searchEntity.getDescription() != null) {
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if (withAnd) {
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query.append(" AND ");
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}
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query.append(" t.description LIKE :description");
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withAnd = true;
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}
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if (searchEntity.getReferentiel() != null) {
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if (withAnd) {
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query.append(" AND ");
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}
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query.append(" t.referentiel.version <= :version");
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}
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return query.toString();
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}
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private String likeValue(String value) {
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return "%" + value + "%";
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}
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}
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