Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/WQKms.java @ 724:90ee95945684

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#164 Create the items for the adapted WQ state with range information for W and Q. flys-artifacts/trunk@2207 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 22 Jun 2011 14:47:22 +0000
parents 035c0095b427
children cbaa3ca86f2f
rev   line source
361
3e3ec9613883 Introduced a model class to store a set of triple data objects that consist of W, Q and Kms information.
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1 package de.intevation.flys.artifacts.model;
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3 import gnu.trove.TDoubleArrayList;
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5 import org.apache.log4j.Logger;
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7
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8 /**
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9 * This class represents a pool of data triples that consists of 'W', 'Q' and
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10 * 'KM' data.
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11 *
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12 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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13 */
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14 public class WQKms extends NamedObject {
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16 private static Logger logger = Logger.getLogger(WQKms.class);
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17
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19 /** The array that contains the 'W' values.*/
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20 protected TDoubleArrayList w;
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22 /** The array that contains the 'Q' values.*/
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23 protected TDoubleArrayList q;
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25 /** The array that contains the 'KMs' values.*/
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26 protected TDoubleArrayList kms;
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29 public WQKms() {
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30 this("");
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31 }
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32
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33
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34 public WQKms(String name) {
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35 super(name);
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36
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37 this.w = new TDoubleArrayList();
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38 this.q = new TDoubleArrayList();
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39 this.kms = new TDoubleArrayList();
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40 }
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41
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43 public WQKms(int capacity) {
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44 this(capacity, "");
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45 }
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46
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47
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48 public WQKms(int capacity, String name) {
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49 super(name);
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50
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51 this.w = new TDoubleArrayList(capacity);
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52 this.q = new TDoubleArrayList(capacity);
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53 this.kms = new TDoubleArrayList(capacity);
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54 }
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55
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56 public static void removeNaNs(TDoubleArrayList [] arrays) {
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57
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58 int dest = 0;
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59
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60 int A = arrays.length;
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61 int N = arrays[0].size();
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62
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63 OUTER: for (int i = 0; i < N; ++i) {
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64 for (int j = 0; j < A; ++j) {
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65 TDoubleArrayList a = arrays[j];
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66 double v = a.getQuick(i);
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67 if (Double.isNaN(v)) {
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68 continue OUTER;
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69 }
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70 a.setQuick(dest, v);
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71 }
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72 ++dest;
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73 }
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74
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75 if (dest < N) {
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76 for (int i = 0; i < A; ++i) {
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77 arrays[i].remove(dest, N-dest);
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78 }
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79 }
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80 }
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81
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82 public void removeNaNs() {
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83 removeNaNs(new TDoubleArrayList [] { w, q, kms });
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84 }
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85
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86
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87 public WQKms(double[] kms, double[] qs, double[] ws) {
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88 this(kms, qs, ws, "");
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89 }
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90
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91
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92 public WQKms(double[] kms, double[] qs, double[] ws, String name) {
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93 super(name);
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94
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95 this.w = new TDoubleArrayList(ws);
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96 this.q = new TDoubleArrayList(qs);
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97 this.kms = new TDoubleArrayList(kms);
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98 }
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99
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101 /**
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102 * Adds a new row to this data pool.
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103 *
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104 * @param w a W.
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105 * @param q a Q.
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106 * @param kms a Kms.
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107 */
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108 public void add(double w, double q, double kms) {
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109 this.w.add(w);
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110 this.q.add(q);
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111 this.kms.add(kms);
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112 }
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114 /**
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115 * Returns the number of triples stored in this data pool.
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116 *
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117 * @return the number of triples stored in this data pool.
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118 */
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119 public int size() {
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120 return kms.size();
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121 }
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122
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123 /**
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124 * This method returns a triple of W, Q and Kms in a single 3dim array.
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125 *
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126 * @param idx The position of the triple.
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127 * @param dst destination array
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128 *
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129 * @return a triple of [W, Q, Kms] in dst.
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130 */
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131 public double[] get(int idx, double [] dst) {
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132 dst[0] = w .getQuick(idx);
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133 dst[1] = q .getQuick(idx);
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134 dst[2] = kms.getQuick(idx);
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135 return dst;
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136 }
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137
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138
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139 public double getKms(int idx) {
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140 return kms.getQuick(idx);
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141 }
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142
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143 public double getW(int idx) {
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144 return w.getQuick(idx);
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145 }
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146
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147 public double getQ(int idx) {
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148 return q.getQuick(idx);
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149 }
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150
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151 public double[] getKms() {
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152 return kms.toNativeArray();
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153 }
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154
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155
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156 public double[] getWs() {
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157 return w.toNativeArray();
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158 }
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159
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160
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161 public double[] getQs() {
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162 return q.toNativeArray();
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163 }
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164
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165
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166 /**
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167 * Returns a string that consist of the first and last kilometer.
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168 *
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169 * @return a string that consist of the first and last kilometer.
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170 */
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171 public String toString() {
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172 double from = getKms(0);
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173 double to = getKms(size()-1);
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174 return from + " - " + to;
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175 }
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176 }
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177 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org