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annotate gnv-artifacts/src/main/java/de/intevation/gnv/state/timeseries/TimeSeriesVectorOutputState.java @ 1040:70653c29fc1d

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Finished vector support for timeseriespoints (Issue27). gnv-artifacts/trunk@1112 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 19 May 2010 14:05:33 +0000
parents
children 8a8ee5abc084
rev   line source
1040
70653c29fc1d Finished vector support for timeseriespoints (Issue27).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 package de.intevation.gnv.state.timeseries;
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2
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3 import de.intevation.artifacts.CallContext;
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4
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5 import de.intevation.gnv.chart.Chart;
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6 import de.intevation.gnv.chart.ChartLabels;
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7 import de.intevation.gnv.chart.TimeSeriesVectorChart;
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8
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9 import de.intevation.gnv.geobackend.base.Result;
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10 import de.intevation.gnv.geobackend.base.query.QueryExecutor;
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11 import de.intevation.gnv.geobackend.base.query.QueryExecutorFactory;
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12 import de.intevation.gnv.geobackend.base.query.exception.QueryException;
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13
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14 import de.intevation.gnv.utils.VectorDataProcessor;
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15
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16 import java.util.Collection;
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17 import java.util.Locale;
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18
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19 import org.apache.log4j.Logger;
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20
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21 import org.jfree.chart.ChartTheme;
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22
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23 /**
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24 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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25 */
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26 public class TimeSeriesVectorOutputState extends TimeSeriesOutputState {
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27
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28 private static Logger logger =
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29 Logger.getLogger(TimeSeriesVectorOutputState.class);
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30
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31 public TimeSeriesVectorOutputState() {
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32 }
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33
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34
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35 @Override
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36 protected Collection<Result> getData(String queryID) {
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37 logger.debug("Fetch chart data from database and convert it.");
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38 try {
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39 String[] filter = generateFilterValuesFromInputData();
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40 QueryExecutor queryExecutor =
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41 QueryExecutorFactory.getInstance().getQueryExecutor();
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42
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43 Collection<Result> res = queryExecutor.executeQuery(queryID,filter);
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44 return VectorDataProcessor.process(res);
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45 }
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46 catch (RuntimeException e) {
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47 logger.error(e, e);
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48 }
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49 catch (QueryException e) {
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50 logger.error(e, e);
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51 }
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52
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53 return null;
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54 }
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55
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56
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57 @Override
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58 protected Chart getChart(
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59 ChartLabels chartLables,
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60 ChartTheme theme,
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61 Collection parameters,
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62 Collection measurements,
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63 Collection dates,
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64 Object result,
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65 Locale locale,
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66 String uuid,
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67 boolean linesVisible,
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68 boolean shapesVisible,
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69 CallContext callContext
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70 ) {
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71 Chart chart = new TimeSeriesVectorChart(
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72 chartLables,
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73 theme,
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74 parameters,
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75 measurements,
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76 dates,
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77 (Collection)result,
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78 timeGapDefinitions,
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79 locale,
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80 linesVisible,
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81 shapesVisible
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82 );
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83 chart.generateChart();
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84
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85 return chart;
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86 }
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87 }
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88 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org