Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/minfo/FlowVelocityMeasurementFactory.java @ 4463:3395f8c6b030
FlowVelocityMeasurementFactory: New, do the query to fetch measured flow velocities.
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Fri, 09 Nov 2012 10:25:41 +0100 |
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children | 4e4226d99b49 |
rev | line source |
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4463
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FlowVelocityMeasurementFactory: New, do the query to fetch measured flow velocities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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1 package de.intevation.flys.artifacts.model.minfo; |
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2 |
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3 import gnu.trove.TDoubleArrayList; |
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4 |
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5 import java.util.Calendar; |
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6 import java.util.Date; |
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7 import java.util.List; |
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8 |
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9 import net.sf.ehcache.Cache; |
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10 import net.sf.ehcache.Element; |
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11 |
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12 import org.apache.log4j.Logger; |
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13 import org.hibernate.SQLQuery; |
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14 import org.hibernate.Session; |
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15 import org.hibernate.type.StandardBasicTypes; |
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16 |
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17 import de.intevation.flys.artifacts.cache.CacheFactory; |
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18 import de.intevation.flys.model.FlowVelocityMeasurement; |
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19 import de.intevation.flys.model.FlowVelocityMeasurementValue; |
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20 import de.intevation.flys.backend.SessionHolder; |
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21 |
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22 |
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23 public class FlowVelocityMeasurementFactory |
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24 { |
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25 /** Private logger to use here. */ |
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26 private static Logger log = Logger.getLogger(FlowVelocityMeasurementFactory.class); |
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27 |
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28 /** Query to get description and start year, given name and a km range. */ |
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29 public static final String SQL_SELECT_ONE = |
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30 "SELECT station, datetime, w, q, v, description " + |
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31 " FROM flow_velocity_measure_values" + |
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32 " WHERE id = :id"; |
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33 |
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34 |
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35 private FlowVelocityMeasurementFactory() { |
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36 } |
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37 |
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38 |
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39 public static FlowVelocityMeasurementValue.FastFlowVelocityMeasurementValue |
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40 getFlowVelocityMeasurement(int id) |
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41 { |
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42 log.debug("FlowVelocityMeasurementFactory.getFlowVelocityMeasurementValue"); |
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43 Session session = SessionHolder.HOLDER.get(); |
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44 SQLQuery sqlQuery = null; |
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45 sqlQuery = session.createSQLQuery(SQL_SELECT_ONE); |
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46 sqlQuery.setParameter("id", id); |
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47 |
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48 List<Object []> results = sqlQuery.list(); |
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49 if (results.size() > 0) { |
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50 Object[] row = results.get(0); |
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51 if (row == null || row.length < 6) { |
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52 return null; |
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53 } |
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54 return FlowVelocityMeasurementValue.getUnmapped( |
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55 Double.parseDouble(row[0].toString()), |
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56 Double.parseDouble(row[2].toString()), |
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57 Double.valueOf(row[3].toString()), |
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58 Double.valueOf(row[4].toString()), null, row[5].toString()); |
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59 } |
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60 return null; |
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61 } |
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62 } |
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63 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |