Mercurial > lada > lada-server

annotate src/main/java/de/intevation/lada/data/SUmweltRepository.java @ 39:e0a5477f657e

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Documentation.
author Raimund Renkert <rrenkert@intevation.de>
date Thu, 23 May 2013 15:29:13 +0200
parents c20674399ad7
children
rev   line source
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c11b0df06151 Added Umwelt-Stammdaten service and data model.
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1 package de.intevation.lada.data;
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2
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3 import java.util.List;
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4
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5 import javax.enterprise.context.ApplicationScoped;
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6 import javax.inject.Inject;
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7 import javax.persistence.EntityManager;
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8 import javax.persistence.criteria.CriteriaBuilder;
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9 import javax.persistence.criteria.CriteriaQuery;
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10 import javax.persistence.criteria.Root;
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11
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12 import de.intevation.lada.model.SUmwelt;
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14 /**
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15 * This Container is an interface to request, filter and select LProbe
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16 * obejcts from the connected database.
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17 *
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18 * @author <a href="mailto:rrenkert@intevation.de">Raimund Renkert</a>
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19 */
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20 @ApplicationScoped
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21 public class SUmweltRepository {
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23 /**
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24 * The entitymanager managing the data.
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25 */
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26 @Inject
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27 EntityManager em;
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29 /**
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30 * Get all SUmwelt objects from database.
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31 *
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32 * @return List of LProbe objects.
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33 */
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34 public List<SUmwelt> findAll() {
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35 CriteriaBuilder builder = em.getCriteriaBuilder();
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36 CriteriaQuery<SUmwelt> criteria = builder.createQuery(SUmwelt.class);
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37 Root<SUmwelt> member = criteria.from(SUmwelt.class);
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38 criteria.select(member);
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39 return em.createQuery(criteria).getResultList();
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40 }
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41
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42 /**
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43 * Find a single SUmwelt object identified by its id.
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44 *
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45 * @param id The mst_id
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46 * @return The SMessStelle object.
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47 */
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48 public SUmwelt findById(String id) {
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49 return em.find(SUmwelt.class, id);
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50 }
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51 }
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