Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/collision/GaugeDischargeZoneFinder.java @ 9195:a4121ec450d6

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'ca.'-issue ExportContextCSV+PDF separated uinfo.inundationduration url export
author gernotbelger
date Fri, 29 Jun 2018 14:52:54 +0200
parents f9bb5d0a6ff3
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rev   line source
9157
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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.collision;
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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 discharge zones of a gauge
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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 GaugeDischargeZoneFinder {
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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(GaugeDischargeZoneFinder.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 final Calculation problems;
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36
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37 private final NavigableMap<Double, MainValue> qZones;
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38
9195
a4121ec450d6 'ca.'-issue
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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 GaugeDischargeZoneFinder(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.qZones = new TreeMap<>();
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47 for (final MainValue mainValue : MainValue.getValuesOfGaugeAndType(gauge, MainValueTypeKey.Q))
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48 this.qZones.put(Double.valueOf(mainValue.getValue().doubleValue()), mainValue);
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49 }
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50
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51 /***** METHODS *****/
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52
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53 /**
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54 * Loads the the main discharge table of a gauge (GAUGE.at)
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55 *
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56 * @return The discharge table values finder of the gauge, or null
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57 */
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58 public static GaugeDischargeZoneFinder loadValues(final Gauge gauge, final Calculation problems) {
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59 return new GaugeDischargeZoneFinder(gauge, problems);
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60 }
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61
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62 /**
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63 * If this provider may return valid data at all.
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64 */
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65 public boolean isValid() {
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66 return (this.qZones != null);
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67 }
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68
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69 /**
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70 * Discharge zone for a Q.
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71 */
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72 public String getDischargeZone(final double q) {
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73 if (Double.isNaN(q))
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74 return "";
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75
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76 // Exact match
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77 if (this.qZones.containsKey(Double.valueOf(q)))
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78 return this.qZones.get(Double.valueOf(q)).getMainValue().getName();
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79
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80 // Clearly below or just (max. 10%) below lowest named discharge
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81 final Entry<Double, MainValue> lowerZone = this.qZones.floorEntry(Double.valueOf(q));
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82 if (lowerZone == null) {
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83 if (q >= this.qZones.firstKey().doubleValue() * 0.9)
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84 return this.approxPrefix + this.qZones.firstEntry().getValue().getMainValue().getName();
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85 else
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86 return "<" + this.qZones.firstEntry().getValue().getMainValue().getName();
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87 }
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88
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89 // Clearly above or just (max. 10%) above highest named discharge
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90 final Entry<Double, MainValue> higherZone = this.qZones.ceilingEntry(Double.valueOf(q));
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91 if (higherZone == null) {
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92 if (q <= this.qZones.lastKey().doubleValue() * 1.1)
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93 return this.approxPrefix + this.qZones.lastEntry().getValue().getMainValue().getName();
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94 else
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95 return ">" + this.qZones.lastEntry().getValue().getMainValue().getName();
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96 }
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97
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98 // Near (10%) one of the borders of a zone interval, or clearly within a zone
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99 if (q <= lowerZone.getKey().doubleValue() * 1.1)
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100 return this.approxPrefix + lowerZone.getValue().getMainValue().getName();
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101 else if (q >= higherZone.getKey().doubleValue() * 0.9)
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102 return this.approxPrefix + higherZone.getValue().getMainValue().getName();
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103 else
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104 return lowerZone.getValue().getMainValue().getName() + "-" + higherZone.getValue().getMainValue().getName();
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105 }
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106 }
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