Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/WQ.java @ 2149:b5f3b29544ea

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added cache definition for hyks. flys-artifacts/trunk@3731 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Fri, 20 Jan 2012 08:30:50 +0000
parents bda04ae1154f
children 5ff481ab24a1
rev   line source
726
cbaa3ca86f2f Added base class WQ for WQKms.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.artifacts.model;
cbaa3ca86f2f Added base class WQ for WQKms.
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2
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bda04ae1154f #196 Localized the WQ labels in CSV exports.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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3 import java.util.regex.Matcher;
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4 import java.util.regex.Pattern;
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5
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03fbf1b30e72 Removed code duplication of guessWaterIncreasing()
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6 import de.intevation.flys.utils.DataUtil;
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7
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8 import gnu.trove.TDoubleArrayList;
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9
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821aaceb2776 Fix for flys/issue191
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10 import org.apache.log4j.Logger;
821aaceb2776 Fix for flys/issue191
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11
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12 public class WQ
925
0cb1a70b8b92 Added the math needed to calculate "W-Differenzen" in "Laengsschnitten"
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13 extends NamedObjectImpl
726
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14 {
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15 public static final Pattern NUMBERS_PATTERN =
bda04ae1154f #196 Localized the WQ labels in CSV exports.
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16 Pattern.compile("\\D*(\\d++.\\d*)\\D*");
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17
bda04ae1154f #196 Localized the WQ labels in CSV exports.
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18
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19 private static Logger logger = Logger.getLogger(WQ.class);
821aaceb2776 Fix for flys/issue191
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20
925
0cb1a70b8b92 Added the math needed to calculate "W-Differenzen" in "Laengsschnitten"
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parents: 748
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21 // TODO: s/w/ws/g
726
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22 protected TDoubleArrayList w;
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23
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0cb1a70b8b92 Added the math needed to calculate "W-Differenzen" in "Laengsschnitten"
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24 // TODO: s/q/qs/g
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25 protected TDoubleArrayList q;
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26
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27 public WQ() {
cbaa3ca86f2f Added base class WQ for WQKms.
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28 this("");
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29 }
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30
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31 public WQ(String name) {
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32 w = new TDoubleArrayList();
cbaa3ca86f2f Added base class WQ for WQKms.
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33 q = new TDoubleArrayList();
cbaa3ca86f2f Added base class WQ for WQKms.
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34 }
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35
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36 public WQ(int capacity) {
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37 this(capacity, "");
cbaa3ca86f2f Added base class WQ for WQKms.
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38 }
cbaa3ca86f2f Added base class WQ for WQKms.
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39
cbaa3ca86f2f Added base class WQ for WQKms.
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40
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41 public WQ(int capacity, String name) {
cbaa3ca86f2f Added base class WQ for WQKms.
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42 super(name);
cbaa3ca86f2f Added base class WQ for WQKms.
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43 w = new TDoubleArrayList(capacity);
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44 q = new TDoubleArrayList(capacity);
cbaa3ca86f2f Added base class WQ for WQKms.
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45 }
cbaa3ca86f2f Added base class WQ for WQKms.
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46
cbaa3ca86f2f Added base class WQ for WQKms.
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47 public WQ(double [] qs, double [] ws) {
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48 this(qs, ws, "");
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49 }
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50
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51 public WQ(double [] qs, double [] ws, String name) {
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52 super(name);
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53 w = new TDoubleArrayList(ws);
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54 q = new TDoubleArrayList(qs);
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55 }
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56
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bda04ae1154f #196 Localized the WQ labels in CSV exports.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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57
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58 public Double getRawValue() {
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59 if (name == null || name.length() == 0) {
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60 // this should never happen
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61 return null;
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62 }
bda04ae1154f #196 Localized the WQ labels in CSV exports.
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parents: 1678
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63
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64 Matcher m = NUMBERS_PATTERN.matcher(name);
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65
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66 if (m.matches()) {
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67 String raw = m.group(1);
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68
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69 try {
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70 return Double.valueOf(raw);
bda04ae1154f #196 Localized the WQ labels in CSV exports.
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71 }
bda04ae1154f #196 Localized the WQ labels in CSV exports.
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72 catch (NumberFormatException nfe) {
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73 // do nothing
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74 }
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75 }
bda04ae1154f #196 Localized the WQ labels in CSV exports.
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76
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77 return null;
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78 }
bda04ae1154f #196 Localized the WQ labels in CSV exports.
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79
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80
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81 public void add(double w, double q) {
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82 this.w.add(w);
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83 this.q.add(q);
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84 }
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85
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86 public int size() {
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87 return w.size();
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88 }
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89
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90 public double getW(int idx) {
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91 return w.getQuick(idx);
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92 }
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93
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94 public double getQ(int idx) {
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95 return q.getQuick(idx);
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96 }
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97
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98 public double [] get(int idx) {
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99 return get(idx, new double [2]);
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100 }
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101
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102 public double [] get(int idx, double [] dst) {
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103 dst[0] = w.getQuick(idx);
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104 dst[1] = q.getQuick(idx);
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105 return dst;
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106 }
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107
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108 public double [] getWs() {
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109 return w.toNativeArray();
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110 }
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111
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112 public double [] getQs() {
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113 return q.toNativeArray();
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114 }
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115
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116 public static void removeNaNs(TDoubleArrayList [] arrays) {
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117
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118 int dest = 0;
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119
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120 int A = arrays.length;
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121 int N = arrays[0].size();
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122
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123 OUTER: for (int i = 0; i < N; ++i) {
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124 for (int j = 0; j < A; ++j) {
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125 TDoubleArrayList a = arrays[j];
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126 double v = a.getQuick(i);
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127 if (Double.isNaN(v)) {
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128 continue OUTER;
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129 }
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130 a.setQuick(dest, v);
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131 }
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132 ++dest;
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133 }
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134
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135 if (dest < N) {
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136 for (int i = 0; i < A; ++i) {
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137 arrays[i].remove(dest, N-dest);
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138 }
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139 }
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140 }
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141
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142 public void removeNaNs() {
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143 removeNaNs(new TDoubleArrayList [] { w, q });
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144 }
744
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145
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146 public boolean guessWaterIncreasing() {
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147 return guessWaterIncreasing(0.05f);
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148 }
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149
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150 public boolean guessWaterIncreasing(float factor) {
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151 return DataUtil.guessWaterIncreasing(w, factor);
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152 }
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153
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154 public int [] longestIncreasingWRangeIndices() {
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155 return longestIncreasingWRangeIndices(new int[2]);
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156 }
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157
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158 public int [] longestIncreasingWRangeIndices(int [] bounds) {
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159
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160 int N = size();
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161 int start = 0;
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162 int stop = 0;
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163
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164 double lastW = Double.MAX_VALUE;
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165
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166 for (int i = 0; i < N; ++i) {
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167 double v = w.getQuick(i);
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168 if (v <= lastW) {
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169 if (stop-start > bounds[1]-bounds[0]) {
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170 bounds[0] = start;
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171 bounds[1] = stop;
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172 if (logger.isDebugEnabled()) {
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173 logger.debug("new range: " +
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174 bounds[0] + " - " + bounds[1] + " (" +
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175 w.getQuick(bounds[0]) + ", " +
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176 w.getQuick(bounds[1]) + ")");
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177
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178 }
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179 }
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180 start = stop = i;
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181 }
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182 else {
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183 stop = i;
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184 }
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185 lastW = v;
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186 }
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187
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188 if (stop-start > bounds[1]-bounds[0]) {
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189 bounds[0] = start;
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190 bounds[1] = stop;
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191 if (logger.isDebugEnabled()) {
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192 logger.debug("new range @end: " +
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193 bounds[0] + " - " + bounds[1] + " (" +
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194 w.getQuick(bounds[0]) + ", " +
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195 w.getQuick(bounds[1]) + ")");
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196
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197 }
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198 }
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199
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200 return bounds;
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diff changeset
201 }
726
cbaa3ca86f2f Added base class WQ for WQKms.
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parents:
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202 }
cbaa3ca86f2f Added base class WQ for WQKms.
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203 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org