Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/Segment.java @ 3775:d52c4ca93ffb
More infrastructure stuff for the "Auslagerung extremer Wasserspiegellagen".
flys-artifacts/trunk@5481 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Sun, 16 Sep 2012 11:40:38 +0000 |
parents | 1df6984628c3 |
children | 1ddbf66a2b0a |
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1 package de.intevation.flys.artifacts.model; |
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2 |
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3 import de.intevation.flys.model.DischargeTable; |
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4 import de.intevation.flys.model.Gauge; |
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5 import de.intevation.flys.model.River; |
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6 |
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7 import de.intevation.flys.utils.DoubleUtil; |
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8 |
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9 import gnu.trove.TDoubleArrayList; |
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10 |
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11 import java.io.Serializable; |
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12 |
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13 import java.util.ArrayList; |
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14 import java.util.Collections; |
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15 import java.util.Comparator; |
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16 import java.util.List; |
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17 |
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18 import org.apache.log4j.Logger; |
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19 |
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20 public class Segment |
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21 implements Serializable |
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22 { |
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23 private static Logger log = Logger.getLogger(Segment.class); |
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24 |
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25 public static final Comparator<Segment> REF_CMP = |
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26 new Comparator<Segment>() { |
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27 @Override |
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28 public int compare(Segment a, Segment b) { |
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29 double d = a.referencePoint - b.referencePoint; |
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30 if (d < 0d) return -1; |
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31 return d > 0d ? +1 : 0; |
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32 } |
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33 }; |
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34 |
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35 protected double from; |
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36 protected double to; |
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37 protected double [] values; |
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38 protected double [] backup; |
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39 protected double referencePoint; |
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40 |
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41 public Segment() { |
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42 } |
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43 |
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44 public Segment(double referencePoint) { |
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45 this.referencePoint = referencePoint; |
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46 } |
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47 |
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48 public Segment(double from, double to, double [] values) { |
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49 this.from = from; |
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50 this.to = to; |
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51 this.values = values; |
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52 } |
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53 |
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54 public boolean isUp() { |
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55 return from < to; |
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56 } |
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57 |
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58 public boolean inside(double km) { |
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59 return from < to |
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60 ? km >= from && km <= to |
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61 : km >= to && km <= from; |
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62 } |
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63 |
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64 @Override |
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65 public String toString() { |
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66 StringBuilder sb = new StringBuilder("Segment: ["); |
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67 sb.append("from: ").append(from).append("; to: ") |
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68 .append(to) |
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69 .append("; ref: ").append(referencePoint) |
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70 .append("; values: ("); |
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71 for (int i = 0; i < values.length; ++i) { |
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72 if (i > 0) sb.append(", "); |
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73 sb.append(values[i]); |
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74 } |
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75 sb.append(")]"); |
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76 return sb.toString(); |
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77 } |
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78 |
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79 public void setFrom(double from) { |
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80 this.from = from; |
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81 } |
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82 |
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83 public void backup() { |
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84 backup = values != null |
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85 ? (double [])values.clone() |
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86 : null; |
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87 } |
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88 |
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89 public double [] getBackup() { |
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90 return backup; |
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91 } |
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92 |
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93 public double getFrom() { |
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94 return from; |
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95 } |
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96 |
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97 public void setTo(double to) { |
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98 this.to = to; |
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99 } |
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100 |
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101 public double getTo() { |
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102 return to; |
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103 } |
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104 |
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105 public void setValues(double [] values) { |
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106 this.values = values; |
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107 } |
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108 |
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109 public double [] getValues() { |
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110 return values; |
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111 } |
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112 |
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113 public int numValues() { |
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114 return values.length; |
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115 } |
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116 |
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117 public void setReferencePoint(double referencePoint) { |
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118 this.referencePoint = referencePoint; |
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119 } |
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120 |
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121 public double getReferencePoint() { |
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122 return referencePoint; |
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123 } |
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124 |
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125 public static List<Segment> parseSegments(String input) { |
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126 |
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127 ArrayList<Segment> segments = new ArrayList<Segment>(); |
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128 |
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129 TDoubleArrayList vs = new TDoubleArrayList(); |
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130 |
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131 for (String segmentStr: input.split(":")) { |
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132 String [] parts = segmentStr.split(";"); |
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133 if (parts.length < 3) { |
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134 log.warn("invalid segment: '" + segmentStr + "'"); |
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135 continue; |
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136 } |
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137 try { |
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138 double from = Double.parseDouble(parts[0].trim()); |
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139 double to = Double.parseDouble(parts[1].trim()); |
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140 |
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141 vs.clear(); |
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142 |
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143 for (String valueStr: parts[2].split(",")) { |
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144 vs.add(DoubleUtil.round( |
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145 Double.parseDouble(valueStr.trim()))); |
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146 } |
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147 |
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148 double [] values = vs.toNativeArray(); |
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149 segments.add(new Segment(from, to, values)); |
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150 } |
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151 catch (NumberFormatException nfe) { |
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152 log.warn("invalid segment: '" + segmentStr + "'"); |
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153 } |
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154 } |
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155 |
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156 return segments; |
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157 } |
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158 |
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159 public static boolean setReferencePointConvertQ( |
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160 List<Segment> segments, |
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161 River river, |
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162 boolean isQ, |
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163 Calculation report |
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164 ) { |
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165 int numResults = -1; |
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166 |
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167 boolean success = true; |
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168 |
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169 // assign reference points |
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170 for (Segment segment: segments) { |
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171 Gauge gauge = river.maxOverlap(segment.getFrom(), segment.getTo()); |
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172 |
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173 if (gauge == null) { |
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174 log.warn("no gauge found. Defaults to mid point."); |
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175 segment.setReferencePoint( |
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176 0.5*(segment.getFrom()+segment.getTo())); |
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177 } |
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178 else { |
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179 double ref = gauge.getStation().doubleValue(); |
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180 log.debug( |
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181 "reference gauge: " + gauge.getName() + |
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182 " (km " + ref + ")"); |
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183 segment.setReferencePoint(ref); |
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184 } |
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185 |
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186 double [] values = segment.values; |
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187 |
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188 if (numResults == -1) { |
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189 numResults = values.length; |
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190 } |
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191 else if (numResults != values.length) { |
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192 log.warn("wrong length of values"); |
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193 return false; |
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194 } |
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195 |
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196 // convert to Q if needed |
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197 if (!isQ && gauge != null) { |
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198 |
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199 DischargeTable dt = gauge.fetchMasterDischargeTable(); |
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200 |
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201 double [][] table = |
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202 DischargeTables.loadDischargeTableValues(dt, 1); |
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203 |
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204 // need the original values for naming |
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205 segment.backup(); |
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206 |
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207 for (int i = 0; i < values.length; ++i) { |
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208 double w = values[i] / 100.0; |
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209 double [] qs = DischargeTables.getQsForW(table, w); |
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210 if (qs.length == 0) { |
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211 log.warn("No Qs found for W = " + values[i]); |
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212 report.addProblem("cannot.find.w.for.q", values[i]); |
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213 values[i] = Double.NaN; |
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214 success = false; |
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215 } |
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216 else { |
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217 values[i] = qs[0]; |
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218 if (qs.length > 1) { |
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219 log.warn( |
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220 "More than one Q found for W = " + values[i]); |
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FixA: Moved Q -> W conversion code into segments to be reusable.
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221 } |
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222 } |
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FixA: Moved Q -> W conversion code into segments to be reusable.
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parents:
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223 } |
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FixA: Moved Q -> W conversion code into segments to be reusable.
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parents:
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224 } |
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FixA: Moved Q -> W conversion code into segments to be reusable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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225 } // for all segments |
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FixA: Moved Q -> W conversion code into segments to be reusable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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226 |
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FixA: Moved Q -> W conversion code into segments to be reusable.
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parents:
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227 Collections.sort(segments, Segment.REF_CMP); |
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FixA: Moved Q -> W conversion code into segments to be reusable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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228 |
bfbd478bd607
FixA: Moved Q -> W conversion code into segments to be reusable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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229 return success; |
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FixA: Moved Q -> W conversion code into segments to be reusable.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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230 } |
650
6695e03e9b82
Added parser for segments
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parents:
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231 } |
6695e03e9b82
Added parser for segments
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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232 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |