Mercurial > dive4elements > river
annotate artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/GaugeMainValueNameFinder.java @ 9195:a4121ec450d6
'ca.'-issue
ExportContextCSV+PDF separated
uinfo.inundationduration url export
author | gernotbelger |
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date | Fri, 29 Jun 2018 14:52:54 +0200 |
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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.Map.Entry; |
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13 import java.util.NavigableMap; |
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14 import java.util.TreeMap; |
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15 |
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16 import org.dive4elements.river.artifacts.model.Calculation; |
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17 import org.dive4elements.river.model.Gauge; |
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18 import org.dive4elements.river.model.MainValue; |
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19 import org.dive4elements.river.model.MainValueType.MainValueTypeKey; |
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20 |
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21 /** |
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22 * Loading and search the main values of a gauge to find and build a name |
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23 * |
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24 * @author Matthias Schäfer |
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25 * |
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26 */ |
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27 public final class GaugeMainValueNameFinder { |
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28 |
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29 /***** FIELDS *****/ |
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30 |
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31 // private static Logger log = Logger.getLogger(GaugeMainValueNameFinder.class); |
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32 |
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33 private final Gauge gauge; |
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34 |
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35 private Calculation problems; |
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36 |
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37 private final NavigableMap<Double, MainValue> mainValues; |
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38 |
9195 | 39 private final String approxPrefix = "\u2248";// "ca."; |
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40 |
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41 /***** CONSTRUCTORS *****/ |
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42 |
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43 private GaugeMainValueNameFinder(final MainValueTypeKey type, final Gauge gauge, final Calculation problems) { |
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44 this.gauge = gauge; |
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45 this.problems = problems; |
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46 this.mainValues = new TreeMap<>(); |
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47 for (final MainValue mainValue : MainValue.getValuesOfGaugeAndType(gauge, type)) |
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48 this.mainValues.put(Double.valueOf(mainValue.getValue().doubleValue()), mainValue); |
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49 if (this.mainValues.isEmpty() && (this.problems != null)) { |
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50 this.problems.addProblem("gauge_main_values.missing", gauge.getName()); |
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51 // Report only once |
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52 this.problems = null; |
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53 } |
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54 } |
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55 |
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56 /***** METHODS *****/ |
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57 |
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58 /** |
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59 * Loads the the main values table of a type and a gauge (GAUGE.glt) |
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60 * |
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61 * @return The main values finder of a type and a gauge, or null |
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62 */ |
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63 public static GaugeMainValueNameFinder loadValues(final MainValueTypeKey type, final Gauge gauge, final Calculation problems) { |
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64 return new GaugeMainValueNameFinder(type, gauge, problems); |
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65 } |
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66 |
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67 /** |
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68 * If this provider may return valid data at all. |
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69 */ |
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70 public boolean isValid() { |
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71 return (this.mainValues != null); |
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72 } |
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73 |
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74 /** |
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75 * Main value zone for a value. |
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76 */ |
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77 public String getZoneName(final double value) { |
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78 if (!this.isValid()) |
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79 return ""; |
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80 if (Double.isNaN(value)) |
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81 return ""; |
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82 |
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83 // Exact match |
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84 if (this.mainValues.containsKey(Double.valueOf(value))) |
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85 return this.mainValues.get(Double.valueOf(value)).getMainValue().getName(); |
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86 |
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87 // Clearly below or just (max. 10%) below lowest named value |
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88 final Entry<Double, MainValue> lowerZone = this.mainValues.floorEntry(Double.valueOf(value)); |
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89 if (lowerZone == null) { |
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90 if (value >= this.mainValues.firstKey().doubleValue() * 0.9) |
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91 return this.approxPrefix + this.mainValues.firstEntry().getValue().getMainValue().getName(); |
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92 else |
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93 return "<" + this.mainValues.firstEntry().getValue().getMainValue().getName(); |
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94 } |
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95 |
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96 // Clearly above or just (max. 10%) above highest named value |
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97 final Entry<Double, MainValue> higherZone = this.mainValues.ceilingEntry(Double.valueOf(value)); |
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98 if (higherZone == null) { |
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99 if (value <= this.mainValues.lastKey().doubleValue() * 1.1) |
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100 return this.approxPrefix + this.mainValues.lastEntry().getValue().getMainValue().getName(); |
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101 else |
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102 return ">" + this.mainValues.lastEntry().getValue().getMainValue().getName(); |
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103 } |
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104 |
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105 // Near (10%) one of the borders of a zone interval, or clearly within a zone |
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106 if (value <= lowerZone.getKey().doubleValue() * 1.1) |
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107 return this.approxPrefix + lowerZone.getValue().getMainValue().getName(); |
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108 else if (value >= higherZone.getKey().doubleValue() * 0.9) |
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109 return this.approxPrefix + higherZone.getValue().getMainValue().getName(); |
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110 else |
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111 return lowerZone.getValue().getMainValue().getName() + "-" + higherZone.getValue().getMainValue().getName(); |
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112 } |
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113 } |