Mercurial > dive4elements > river
annotate artifacts/src/main/java/org/dive4elements/river/artifacts/model/Segment.java @ 8860:28df64078f27
Merge with 0862ea5d66baf60e7eee496d130a35157cc9ec12
author | gernotbelger |
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date | Fri, 19 Jan 2018 11:23:42 +0100 |
parents | 5e38e2924c07 |
children | 0c621beceb2f 0a5239a1e46e |
rev | line source |
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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 org.dive4elements.river.model.DischargeTable; |
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12 import org.dive4elements.river.model.Gauge; |
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13 import org.dive4elements.river.model.River; |
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14 |
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15 import org.dive4elements.river.utils.DoubleUtil; |
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16 |
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17 import java.io.Serializable; |
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18 |
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19 import java.util.ArrayList; |
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20 import java.util.Collections; |
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21 import java.util.Comparator; |
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22 import java.util.List; |
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23 |
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24 import org.apache.log4j.Logger; |
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25 |
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26 /** A Range with values and a reference point. */ |
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27 public class Segment |
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28 implements Serializable |
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29 { |
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30 private static Logger log = Logger.getLogger(Segment.class); |
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31 |
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32 public static final Comparator<Segment> REF_CMP = |
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33 new Comparator<Segment>() { |
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34 @Override |
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35 public int compare(Segment a, Segment b) { |
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36 double d = a.referencePoint - b.referencePoint; |
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37 if (d < 0d) return -1; |
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38 return d > 0d ? +1 : 0; |
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39 } |
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40 }; |
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41 |
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42 protected double from; |
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43 protected double to; |
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44 protected double [] values; |
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45 protected double [] backup; |
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46 protected double referencePoint; |
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47 |
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48 public Segment() { |
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49 } |
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50 |
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51 public Segment(double referencePoint) { |
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52 this.referencePoint = referencePoint; |
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53 } |
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54 |
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55 public Segment(double from, double to, double [] values) { |
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56 this.from = from; |
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57 this.to = to; |
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58 this.values = values; |
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59 } |
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60 |
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61 public boolean isUp() { |
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62 return from < to; |
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63 } |
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64 |
8856 | 65 /** Checks if given km lies inside the to/from bounds of this segment. */ |
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66 public boolean inside(double km) { |
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67 return from < to |
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68 ? km >= from && km <= to |
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69 : km >= to && km <= from; |
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70 } |
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71 |
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72 @Override |
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73 public String toString() { |
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74 StringBuilder sb = new StringBuilder("Segment: ["); |
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75 sb.append("from: ").append(from).append("; to: ") |
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76 .append(to) |
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77 .append("; ref: ").append(referencePoint) |
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78 .append("; values: ("); |
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79 for (int i = 0; i < values.length; ++i) { |
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80 if (i > 0) sb.append(", "); |
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81 sb.append(values[i]); |
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82 } |
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83 sb.append(")]"); |
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84 return sb.toString(); |
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85 } |
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86 |
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87 public void setFrom(double from) { |
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88 this.from = from; |
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89 } |
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90 |
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91 public void backup() { |
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92 backup = values != null |
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93 ? (double [])values.clone() |
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94 : null; |
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95 } |
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96 |
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97 public double [] getBackup() { |
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98 return backup; |
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99 } |
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100 |
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101 public double getFrom() { |
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102 return from; |
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103 } |
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104 |
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105 public void setTo(double to) { |
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106 this.to = to; |
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107 } |
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108 |
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109 public double getTo() { |
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110 return to; |
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111 } |
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112 |
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113 public void setValues(double [] values) { |
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114 this.values = values; |
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115 } |
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116 |
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117 public double [] getValues() { |
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118 return values; |
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119 } |
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120 |
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121 public int numValues() { |
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122 return values.length; |
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123 } |
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124 |
655
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125 public void setReferencePoint(double referencePoint) { |
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126 this.referencePoint = referencePoint; |
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127 } |
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128 |
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129 public double getReferencePoint() { |
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130 return referencePoint; |
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131 } |
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132 |
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133 /** Use DoubleUtil to parse Segments. */ |
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134 public static List<Segment> parseSegments(String input) { |
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135 |
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136 final List<Segment> segments = new ArrayList<Segment>(); |
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137 |
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138 DoubleUtil.parseSegments(input, new DoubleUtil.SegmentCallback() { |
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139 @Override |
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140 public void newSegment(double from, double to, double [] values) { |
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141 segments.add(new Segment(from, to, values)); |
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142 } |
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143 }); |
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144 |
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145 return segments; |
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146 } |
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147 |
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148 public static boolean setReferencePointConvertQ( |
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149 List<Segment> segments, |
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150 River river, |
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151 boolean isQ, |
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152 Calculation report |
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153 ) { |
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154 int numResults = -1; |
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155 |
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156 boolean success = true; |
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157 |
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158 // assign reference points |
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159 for (Segment segment: segments) { |
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160 Gauge gauge = river.maxOverlap(segment.getFrom(), segment.getTo()); |
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161 |
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162 if (gauge == null) { |
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163 log.warn("no gauge found. Defaults to mid point."); |
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164 segment.setReferencePoint( |
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165 0.5*(segment.getFrom()+segment.getTo())); |
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166 } |
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167 else { |
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168 double ref = gauge.getStation().doubleValue(); |
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169 log.debug( |
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170 "reference gauge: " + gauge.getName() + |
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171 " (km " + ref + ")"); |
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172 segment.setReferencePoint(ref); |
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173 } |
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174 |
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175 double [] values = segment.values; |
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176 |
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177 if (numResults == -1) { |
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178 numResults = values.length; |
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179 } |
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180 else if (numResults != values.length) { |
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181 log.warn("wrong length of values"); |
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182 return false; |
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183 } |
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184 |
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185 // convert to Q if needed |
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186 if (!isQ && gauge != null) { |
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187 |
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188 DischargeTable dt = gauge.fetchMasterDischargeTable(); |
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189 |
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190 double [][] table = |
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191 DischargeTables.loadDischargeTableValues(dt); |
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192 |
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193 // need the original values for naming |
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194 segment.backup(); |
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195 |
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196 for (int i = 0; i < values.length; ++i) { |
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197 double w = values[i] * 100.0; |
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198 double [] qs = DischargeTables.getQsForW(table, w); |
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199 if (qs.length == 0) { |
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200 log.warn("No Qs found for W = " + values[i]); |
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201 report.addProblem("cannot.find.q.for.w", values[i]); |
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202 values[i] = Double.NaN; |
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203 success = false; |
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204 } |
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205 else { |
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206 values[i] = qs[0]; |
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207 if (qs.length > 1) { |
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208 log.warn( |
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209 "More than one Q found for W = " + values[i]); |
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210 } |
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211 } |
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212 } |
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213 } |
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214 } // for all segments |
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215 |
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216 Collections.sort(segments, Segment.REF_CMP); |
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217 |
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218 return success; |
bfbd478bd607
FixA: Moved Q -> W conversion code into segments to be reusable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
3439
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219 } |
650
6695e03e9b82
Added parser for segments
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
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220 } |
6695e03e9b82
Added parser for segments
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
221 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |