Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/model/WQ.java @ 6309:ebba1a795d76

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Correctly set the reference system after conversion
author Andre Heinecke <aheinecke@intevation.de>
date Wed, 12 Jun 2013 17:45:35 +0200
parents d5af7b17efc2
children fe32a7f9655e
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.utils.DoubleUtil;
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12
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13 import gnu.trove.TDoubleArrayList;
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14
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15 import java.math.BigDecimal;
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16
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17 import java.util.regex.Matcher;
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18 import java.util.regex.Pattern;
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19
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20 import org.apache.log4j.Logger;
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21
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22 public class WQ
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23 extends W
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24 {
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25 public static final Pattern NUMBERS_PATTERN =
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26 Pattern.compile("\\D*(\\d++.\\d*)\\D*");
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27
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28 private static Logger log = Logger.getLogger(WQ.class);
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29
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30 protected TDoubleArrayList qs;
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31
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32 public WQ() {
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33 this("");
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34 }
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35
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36 public WQ(String name) {
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37 super(name);
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38 qs = new TDoubleArrayList();
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39 }
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40
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41 public WQ(int capacity) {
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42 this(capacity, "");
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43 }
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44
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45
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46 public WQ(int capacity, String name) {
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47 super(capacity, name);
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48 qs = new TDoubleArrayList(capacity);
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49 }
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50
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51 public WQ(double [] qs, double [] ws) {
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52 this(qs, ws, "");
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53 }
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54
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55 public WQ(double [] qs, double [] ws, String name) {
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56 super(name);
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57 this.ws = new TDoubleArrayList(ws);
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58 this.qs = new TDoubleArrayList(qs);
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59 }
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60
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61
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62 public Double getRawValue() {
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63 if (name == null || name.length() == 0) {
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64 // this should never happen
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65 return null;
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66 }
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67
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68 Matcher m = NUMBERS_PATTERN.matcher(name);
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69
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70 if (m.matches()) {
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71 String raw = m.group(1);
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72
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73 try {
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74 return Double.valueOf(raw);
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75 }
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76 catch (NumberFormatException nfe) {
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77 // do nothing
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78 }
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79 }
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80
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81 return null;
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82 }
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83
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84 public void add(double w, double q) {
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85 ws.add(w);
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86 qs.add(q);
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87 }
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88
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89 public double getQ(int idx) {
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90 return qs.getQuick(idx);
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91 }
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92
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93 @Override
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94 public double [] get(int idx) {
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95 return get(idx, new double [2]);
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96 }
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97
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98 @Override
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99 public double [] get(int idx, double [] dst) {
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100 dst[0] = ws.getQuick(idx);
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101 dst[1] = qs.getQuick(idx);
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102 return dst;
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103 }
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104
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105 public double [] getQs() {
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106 return qs.toNativeArray();
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107 }
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108
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109 @Override
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110 public void removeNaNs() {
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111 DoubleUtil.removeNaNs(new TDoubleArrayList [] { ws, qs });
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112 }
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113
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114 /** Returns either a modified copy or the same Object with fixed W values.
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115 * If a conversion takes place converted is set to true
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116 */
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117 public static WQ getFixedWQforExportAtGauge(WQ wq, BigDecimal datum) {
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118 if (wq.getReferenceSystem() == wq.CENTIMETER_AT_GAUGE) {
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119 // Do nothing
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120 return wq;
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121 }
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122 // If we convert we work on a copy to avoid side effects.
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123 WQ ret = new WQ(wq.size(), wq.getName());
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124 ret.setReferenceSystem(wq.CENTIMETER_AT_GAUGE);
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125
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Andre Heinecke <aheinecke@intevation.de>
parents: 5994
diff changeset
126 // When we convert and have a datum we have a calculated
d5af7b17efc2 Add conversion function that prepares a WQ table for export at gauge
Andre Heinecke <aheinecke@intevation.de>
parents: 5994
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127 // result at a gauge so we must subtract the datum.
d5af7b17efc2 Add conversion function that prepares a WQ table for export at gauge
Andre Heinecke <aheinecke@intevation.de>
parents: 5994
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128 double subtractDatum = datum == null ? 0 : datum.doubleValue();
d5af7b17efc2 Add conversion function that prepares a WQ table for export at gauge
Andre Heinecke <aheinecke@intevation.de>
parents: 5994
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129 for (int i=0; i < wq.size(); i++) {
d5af7b17efc2 Add conversion function that prepares a WQ table for export at gauge
Andre Heinecke <aheinecke@intevation.de>
parents: 5994
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130 ret.add((wq.get(i)[0] - subtractDatum)* 100, wq.get(i)[1]);
d5af7b17efc2 Add conversion function that prepares a WQ table for export at gauge
Andre Heinecke <aheinecke@intevation.de>
parents: 5994
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131 }
d5af7b17efc2 Add conversion function that prepares a WQ table for export at gauge
Andre Heinecke <aheinecke@intevation.de>
parents: 5994
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132 log.debug("Converted W values to centimeter and substracted: " + subtractDatum);
d5af7b17efc2 Add conversion function that prepares a WQ table for export at gauge
Andre Heinecke <aheinecke@intevation.de>
parents: 5994
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133 return ret;
d5af7b17efc2 Add conversion function that prepares a WQ table for export at gauge
Andre Heinecke <aheinecke@intevation.de>
parents: 5994
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134 }
726
cbaa3ca86f2f Added base class WQ for WQKms.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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135 }
cbaa3ca86f2f Added base class WQ for WQKms.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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136 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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