Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/model/GaugeDischargeCurveFacet.java @ 8315:d4c501d2c098

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Removed obsolete imports.
author Sascha L. Teichmann <teichmann@intevation.de>
date Wed, 24 Sep 2014 12:16:53 +0200
parents 8578babdb2c8
children 10917ec29625
rev   line source
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4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.artifacts.model;
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10
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11 import java.util.Arrays;
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12 import java.util.Map;
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13
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14 import org.dive4elements.artifacts.Artifact;
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15 import org.dive4elements.artifacts.CallContext;
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16
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17 import org.dive4elements.artifactdatabase.state.Facet;
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18
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19 import org.dive4elements.river.artifacts.D4EArtifact;
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20
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21 import org.dive4elements.river.model.Gauge;
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22
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23 import org.dive4elements.river.utils.RiverUtils;
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24
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25 import org.apache.log4j.Logger;
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26
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27 /**
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28 * A Facet that returns discharge curve data at a gauge
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29 *
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30 * @author <a href="mailto:bjoern.ricks@intevation.de">Björn Ricks</a>
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31 */
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32 public class GaugeDischargeCurveFacet
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33 extends DataFacet
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34 implements FacetTypes
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35 {
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36 private static final Logger log =
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37 Logger.getLogger(GaugeDischargeCurveFacet.class);
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38
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39 public GaugeDischargeCurveFacet() {
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40 }
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41
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42 public GaugeDischargeCurveFacet(String name, String description) {
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43 super(name, description);
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44 }
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45
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46 @Override
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47 public Object getData(Artifact art, CallContext context) {
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48 return getWQKms(art, context);
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49 }
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50
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51 protected WQKms getWQKms(Artifact art, CallContext context) {
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52 if (!(art instanceof D4EArtifact)) {
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53 log.warn("Invalid artifact type");
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54 return null;
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55 }
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56
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57 D4EArtifact flys = (D4EArtifact)art;
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58
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59 String river = flys.getDataAsString("river");
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60
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61 Gauge gauge = RiverUtils.getReferenceGauge(flys);
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62
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63 if (river == null || gauge == null) {
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64 log.warn("Unknown river or gauge");
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65 return null;
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66 }
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67
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68 String name = gauge.getName();
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69
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70 DischargeTables dt = new DischargeTables(river, name);
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71
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72 Map<String, double [][]> map = dt.getValues();
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73
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74 double [][] values = map.get(name);
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75 if (values == null) {
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76 return null;
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77 }
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78 double [] kms = new double[values[0].length];
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79 Arrays.fill(kms, gauge.getStation().doubleValue());
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80 return new WQKms(kms, values[0], values[1], name, WQKms.CENTIMETER_AT_GAUGE);
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81 }
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82
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83 @Override
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84 public Facet deepCopy() {
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85 GaugeDischargeCurveFacet copy = new GaugeDischargeCurveFacet(
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86 this.name,
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87 this.description);
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88 copy.set(this);
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89 return copy;
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90 }
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91 }
http://dive4elements.wald.intevation.org