Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/tkhstate/TkhCalculation.java @ 8915:d9dbf0b74bc2

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Refaktoring of flow depth calculation, extracting tkh part. First implementation of tkh calculation.
author gernotbelger
date Wed, 28 Feb 2018 17:27:15 +0100
parents
children 5d5d0051723f
rev   line source
8915
d9dbf0b74bc2 Refaktoring of flow depth calculation, extracting tkh part. First implementation of tkh calculation.
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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.tkhstate;
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11
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12 import java.util.ArrayList;
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13 import java.util.Collection;
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14
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15 import org.apache.commons.lang.math.DoubleRange;
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16 import org.dive4elements.artifacts.CallContext;
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17 import org.dive4elements.river.artifacts.WINFOArtifact;
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18 import org.dive4elements.river.artifacts.model.Calculation;
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19 import org.dive4elements.river.artifacts.model.Calculation.Problem;
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20 import org.dive4elements.river.artifacts.model.CalculationResult;
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21 import org.dive4elements.river.artifacts.model.WQKms;
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22 import org.dive4elements.river.artifacts.resources.Resources;
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23 import org.dive4elements.river.artifacts.sinfo.SINFOArtifact;
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24 import org.dive4elements.river.artifacts.sinfo.common.RiverInfoProvider;
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25 import org.dive4elements.river.artifacts.sinfo.tkhcalculation.DischargeValuesFinder;
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26 import org.dive4elements.river.artifacts.sinfo.tkhcalculation.Tkh;
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27 import org.dive4elements.river.artifacts.sinfo.tkhcalculation.TkhCalculator;
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28 import org.dive4elements.river.artifacts.sinfo.util.CalculationUtils;
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29 import org.dive4elements.river.artifacts.sinfo.util.RiverInfo;
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30 import org.dive4elements.river.artifacts.sinfo.util.WstInfo;
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31 import org.dive4elements.river.artifacts.states.WaterlevelData;
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32 import org.dive4elements.river.model.River;
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33
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34 /**
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35 * @author Gernot Belger
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36 */
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37 final class TkhCalculation {
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38
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39 private final CallContext context;
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40
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41 public TkhCalculation(final CallContext context) {
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42 this.context = context;
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43 }
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44
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45 public CalculationResult calculate(final SINFOArtifact sinfo) {
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46
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47 /* access input data */
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48 final TkhAccess access = new TkhAccess(sinfo);
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49 final River river = access.getRiver();
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50 final RiverInfo riverInfo = new RiverInfo(river);
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51 final DoubleRange calcRange = access.getRange();
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52
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53 final Calculation problems = new Calculation();
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54
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55 /* find relevant bed-heights */
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56 final Collection<BedHeightsFinder> bedHeights = BedHeightsFinder.createTkhBedHeights(river, problems, calcRange);
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57
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58 /* calculate waterlevels */
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59 final WQKms[] kms = calculateWaterlevels(sinfo, problems);
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60
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61 final RiverInfoProvider infoProvider = RiverInfoProvider.forRange(this.context, river, calcRange);
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62
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63 final String user = CalculationUtils.findArtifactUser(this.context, sinfo);
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64
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65 final String calcModeLabel = Resources.getMsg(this.context.getMeta(), sinfo.getCalculationMode().name());
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66
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67 /* for each waterlevel, do a tkh calculation */
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68 final TkhCalculationResults results = new TkhCalculationResults(calcModeLabel, user, riverInfo, calcRange);
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69
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70 for (final WQKms wqKms : kms) {
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71
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72 final TkhCalculationResult result = calculateResult(calcRange, infoProvider, wqKms, bedHeights, problems);
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73 if (result != null)
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74 // FIXME: must be sorted by station!
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75 results.addResult(result);
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76 }
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77
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78 return new CalculationResult(results, problems);
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79 }
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80
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81 private WQKms[] calculateWaterlevels(final SINFOArtifact sinfo, final Calculation problems) {
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82
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83 /* misuse winfo-artifact to calculate waterlevels in the same way */
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84 final WINFOArtifact winfo = new WinfoArtifactWrapper(sinfo);
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85
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86 final CalculationResult waterlevelData = winfo.getWaterlevelData(this.context);
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87
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88 /* copy all problems */
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89 final Calculation winfoProblems = waterlevelData.getReport();
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90 for (final Problem problem : winfoProblems.getProblems()) {
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91 problems.addProblem(problem);
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92 }
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93
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94 return (WQKms[]) waterlevelData.getData();
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95 }
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96
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97 private TkhCalculationResult calculateResult(final DoubleRange calcRange, final RiverInfoProvider riverInfo, final WQKms wkms,
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98 final Collection<BedHeightsFinder> bedHeights, final Calculation problems) {
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99
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100 // FIXME: wo kommt das her? via winfo kein jahr vorhanden, oder doch? aber soll in metadaten ausgegeben werden...
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101 final int wspYear = -1;
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102 // FIXME: richtig? vgl. WInfo?
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103 final boolean showAllGauges = false;
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104 final WaterlevelData waterlevel = new WaterlevelData(wkms, wspYear, showAllGauges);
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105
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106 final RiverInfoProvider riverInfoProvider = riverInfo.forWaterlevel(waterlevel);
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107
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108 final String label = waterlevel.getName();
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109
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110 final WstInfo wstInfo = new WstInfo(label, wspYear, riverInfoProvider.getReferenceGauge());
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111
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112 final Collection<TkhResultRow> rows = new ArrayList<>();
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113
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114 /*
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115 * for each separate bed height dataset we do the calculation and put everything into one result, bed heights must not
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116 * overlap accordingly
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117 */
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118 for (final BedHeightsFinder bedHeightsProvider : bedHeights) {
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119
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120 final DischargeValuesFinder dischargeProvider = DischargeValuesFinder.fromKms(wkms);
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121
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122 /* initialize tkh calculator */
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123 final TkhCalculator tkhCalculator = TkhCalculator.buildTkhCalculator(true, this.context, problems, label, riverInfoProvider.getRiver(), calcRange,
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124 dischargeProvider, bedHeightsProvider);
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125 if (tkhCalculator == null) {
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126 /* just abort, problems have already been updated by buildTkhCalculator() */
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127 return null;
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128 }
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129
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130 /* using wst-kms as basis, because we know that they are generated wst's with a fixed km-step */
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131
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132 // FIXME: das führt dazu, das aktuell die Sohlhöhen beliebig linear interpolierrt werden. ist das immer richtig? z.b.
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133 // bei großen abständen?
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134
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135 final int size = wkms.size();
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136 for (int i = 0; i < size; i++) {
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137
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138 final double station = wkms.getKm(i);
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139 final double wst = wkms.getW(i);
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140
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141 final Tkh tkh = tkhCalculator.getTkh(station, wst);
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142
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143 final String gaugeLabel = riverInfoProvider.findGauge(station);
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144 final String location = riverInfoProvider.getLocation(station);
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145
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146 rows.add(new TkhResultRow(tkh, label, gaugeLabel, location));
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147 }
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148 }
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149
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150 return new TkhCalculationResult(label, wstInfo, true, rows);
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151 }
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152 }
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