Mercurial > dive4elements > river
annotate artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/RiverInfoProvider.java @ 8916:5d5d0051723f
Working on outputmodes of tkh calculation
author | gernotbelger |
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date | Wed, 28 Feb 2018 18:55:39 +0100 |
parents | d9dbf0b74bc2 |
children | aab0c2730a25 |
rev | line source |
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1 /** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde |
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2 * Software engineering by |
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3 * Björnsen Beratende Ingenieure GmbH |
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4 * Dr. Schumacher Ingenieurbüro für Wasser und Umwelt |
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5 * |
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6 * This file is Free Software under the GNU AGPL (>=v3) |
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7 * and comes with ABSOLUTELY NO WARRANTY! Check out the |
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8 * documentation coming with Dive4Elements River for details. |
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9 */ |
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10 package org.dive4elements.river.artifacts.sinfo.common; |
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11 |
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12 import java.util.List; |
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13 |
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14 import org.apache.commons.lang.math.DoubleRange; |
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15 import org.dive4elements.artifacts.CallContext; |
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16 import org.dive4elements.river.artifacts.model.LocationProvider; |
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17 import org.dive4elements.river.artifacts.model.WKms; |
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18 import org.dive4elements.river.artifacts.resources.Resources; |
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19 import org.dive4elements.river.artifacts.states.WaterlevelData; |
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20 import org.dive4elements.river.model.Gauge; |
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21 import org.dive4elements.river.model.River; |
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22 import org.dive4elements.river.utils.GaugeIndex; |
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23 |
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24 /** |
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25 * @author Gernot Belger |
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26 * |
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27 */ |
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28 public final class RiverInfoProvider { |
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29 |
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30 private static final String CSV_NOT_IN_GAUGE_RANGE = "export.waterlevel.csv.not.in.gauge.range"; |
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31 |
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32 private final River river; |
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33 private final GaugeIndex gaugeIndex; |
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34 private final Gauge refGauge; |
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35 private final boolean showAllGauges; |
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36 private final String notinrange; |
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37 |
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38 public static RiverInfoProvider forRange(final CallContext context, final River river, final DoubleRange calcRange) { |
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39 |
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40 final List<Gauge> gauges = river.determineGauges(calcRange.getMinimumDouble(), calcRange.getMaximumDouble()); |
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41 final GaugeIndex gaugeIndex = new GaugeIndex(gauges); |
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42 |
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43 final String notinrange = Resources.getMsg(context.getMeta(), CSV_NOT_IN_GAUGE_RANGE, CSV_NOT_IN_GAUGE_RANGE); |
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44 |
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45 return new RiverInfoProvider(notinrange, river, false, gaugeIndex, null); |
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46 } |
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47 |
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48 private RiverInfoProvider(final String notinrange, final River river, final boolean showAllGauges, final GaugeIndex gaugeIndex, final Gauge refGauge) { |
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49 this.notinrange = notinrange; |
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50 this.river = river; |
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51 this.showAllGauges = showAllGauges; |
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52 this.gaugeIndex = gaugeIndex; |
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53 this.refGauge = refGauge; |
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54 } |
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55 |
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56 public RiverInfoProvider forWaterlevel(final WaterlevelData waterlevel) { |
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57 final WKms wstKms = waterlevel.getWkms(); |
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58 final Gauge waterlevelRefGauge = findReferenceGauge(wstKms); |
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59 final boolean waterlevelShowAllGauges = waterlevel.isShowAllGauges(); |
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60 |
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61 return new RiverInfoProvider(this.notinrange, this.river, waterlevelShowAllGauges, this.gaugeIndex, waterlevelRefGauge); |
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62 } |
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63 |
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64 /** |
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65 * Re-determines the reference gauge, in the same way as the WaterlevelArtifact would do it |
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66 */ |
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67 private Gauge findReferenceGauge(final WKms wkms) { |
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68 |
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69 final double[] wstFromTo = findWstFromTo(wkms); |
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70 return this.river.determineRefGauge(wstFromTo, true); |
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71 } |
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72 |
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73 private static double[] findWstFromTo(final WKms wkms) { |
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74 |
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75 final double from = wkms.getKm(0); |
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76 final double to = wkms.getKm(wkms.size() - 1); |
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77 |
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78 final boolean waterIncreasing = wkms.guessWaterIncreasing(); |
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79 if (waterIncreasing) |
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80 return new double[] { to, from }; |
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81 |
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82 return new double[] { from, to }; |
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83 } |
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84 |
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85 public String getLocation(final double km) { |
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86 return LocationProvider.getLocation(this.river.getName(), km); |
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87 } |
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88 |
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89 public String findGauge(final double km) { |
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90 // REMARK: access the gauge once only during calculation |
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91 final Gauge gauge = getGauge(km); |
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92 |
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93 return gauge == null ? this.notinrange : gauge.getName(); |
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94 } |
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95 |
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96 private Gauge getGauge(final double km) { |
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97 |
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98 // REMARK: using same logic as in WaterlevelExporter here |
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99 |
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100 if (this.showAllGauges) |
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101 return this.gaugeIndex.findGauge(km); |
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102 |
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103 if (this.refGauge.getRange().contains(km)) |
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104 return this.refGauge; |
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105 |
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106 return null; |
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107 } |
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108 |
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109 public String getReferenceGauge() { |
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110 return this.refGauge == null ? this.notinrange : this.refGauge.getName(); |
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111 } |
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112 |
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113 public River getRiver() { |
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114 return this.river; |
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115 } |
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116 } |