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annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/minfo/FlowVelocityMeasurementFactory.java @ 4463:3395f8c6b030

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FlowVelocityMeasurementFactory: New, do the query to fetch measured flow velocities.
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Fri, 09 Nov 2012 10:25:41 +0100
parents
children 4e4226d99b49
rev   line source
4463
3395f8c6b030 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
3395f8c6b030 FlowVelocityMeasurementFactory: New, do the query to fetch measured flow velocities.
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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
3395f8c6b030 FlowVelocityMeasurementFactory: New, do the query to fetch measured flow velocities.
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28 /** Query to get description and start year, given name and a km range. */
3395f8c6b030 FlowVelocityMeasurementFactory: New, do the query to fetch measured flow velocities.
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29 public static final String SQL_SELECT_ONE =
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30 "SELECT station, datetime, w, q, v, description " +
3395f8c6b030 FlowVelocityMeasurementFactory: New, do the query to fetch measured flow velocities.
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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() {
3395f8c6b030 FlowVelocityMeasurementFactory: New, do the query to fetch measured flow velocities.
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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");
3395f8c6b030 FlowVelocityMeasurementFactory: New, do the query to fetch measured flow velocities.
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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 :
http://dive4elements.wald.intevation.org