Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/state/profile/verticalcrosssection/VerticalCrossSectionOutputState.java @ 418:6eae1efb5fc3
Horizontales Schnittprofil:
Added some code to prevent needless null inserts if interpolating over large gaps.
gnv-artifacts/trunk@466 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Mon, 21 Dec 2009 14:41:18 +0000 |
parents | 22229249e9fc |
children | bed9735adf84 |
rev | line source |
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335
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1 /** |
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2 * |
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3 */ |
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4 package de.intevation.gnv.state.profile.verticalcrosssection; |
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5 |
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6 import java.io.IOException; |
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7 import java.io.OutputStream; |
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8 import java.io.OutputStreamWriter; |
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9 import java.io.UnsupportedEncodingException; |
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10 import java.util.Collection; |
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11 import java.util.Iterator; |
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12 import java.util.Locale; |
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13 |
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14 import org.apache.log4j.Logger; |
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15 |
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16 import org.jfree.chart.ChartTheme; |
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17 |
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18 import au.com.bytecode.opencsv.CSVWriter; |
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19 |
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20 import com.vividsolutions.jts.geom.Point; |
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21 import com.vividsolutions.jts.io.ParseException; |
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22 import com.vividsolutions.jts.io.WKTReader; |
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23 |
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24 import de.intevation.gnv.chart.Chart; |
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25 import de.intevation.gnv.chart.ChartLabels; |
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26 import de.intevation.gnv.chart.ChartStyle; |
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27 import de.intevation.gnv.chart.exception.TechnicalChartException; |
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28 import de.intevation.gnv.geobackend.base.Result; |
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29 import de.intevation.gnv.state.describedata.KeyValueDescibeData; |
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30 import de.intevation.gnv.state.exception.StateException; |
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31 import de.intevation.gnv.state.timeseries.TimeSeriesOutputState; |
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32 import de.intevation.gnv.statistics.Statistics; |
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33 import de.intevation.gnv.statistics.VerticalProfileStatistics; |
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34 |
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35 /** |
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36 * @author Tim Englich <tim.englich@intevation.de> |
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37 * |
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38 */ |
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39 public class VerticalCrossSectionOutputState extends TimeSeriesOutputState { |
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40 |
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41 private static Logger log = Logger |
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42 .getLogger(VerticalCrossSectionOutputState.class); |
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43 |
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44 /** |
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45 * The UID of this Class |
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46 */ |
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47 private static final long serialVersionUID = 3233620652465061860L; |
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48 |
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49 /** |
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50 * Constructor |
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51 */ |
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52 public VerticalCrossSectionOutputState() { |
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53 super(); |
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54 super.domainLable = "chart.verticalcrosssection.title.xaxis"; |
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55 } |
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56 |
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57 @Override |
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58 protected Chart getChart( |
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59 ChartLabels chartLables, |
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60 ChartTheme theme, |
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61 Collection parameters, |
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62 Collection measurements, |
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63 Collection dates, |
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64 Collection result, |
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65 Locale locale, |
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66 String uuid, |
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67 boolean linesVisible, |
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68 boolean shapesVisible |
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69 ) { |
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70 Chart chart = null; |
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71 |
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72 if (CACHE_CHART) { |
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73 log.info("Try to get verticalcrosssection chart from cache."); |
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74 chart = (Chart) getChartFromCache(uuid); |
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75 } |
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76 |
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77 if (chart != null) |
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78 return chart; |
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79 |
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80 log.info("Chart not in cache yet."); |
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81 |
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82 log.warn("This sort of chart is not implemented yet."); |
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83 /* TODO Implement a special chart for this sort of charts. |
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84 chart = new VerticalProfileChart( |
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85 chartLables, |
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86 chartTheme, |
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87 parameters, |
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88 measurements, |
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89 result, |
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90 dates, |
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91 locale |
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92 ); |
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93 chart.generateChart(); |
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94 |
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95 if (CACHE_CHART) { |
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96 log.info("Put chart into cache."); |
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97 purifyChart(chart, uuid); |
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98 } |
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99 */ |
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100 |
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101 return chart; |
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102 } |
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103 |
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104 /** |
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105 * @see de.intevation.gnv.state.timeseries.TimeSeriesOutputState#createChart(java.io.OutputStream, |
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106 * java.util.Collection, java.util.Collection, java.lang.String, |
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107 * de.intevation.gnv.chart.ChartStyle, |
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108 * de.intevation.gnv.chart.ChartLabels) |
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109 */ |
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110 /* |
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111 @Override |
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112 protected void createChart(OutputStream outputStream, |
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113 Collection<KeyValueDescibeData> parameters, |
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114 Collection<KeyValueDescibeData> measurements, |
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115 Collection<KeyValueDescibeData> dates, |
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116 ChartStyle chartStyle, ChartLabels chartLables, |
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117 String uuid) throws IOException, |
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118 TechnicalChartException { |
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119 new VerticalCrossSectionChartFactory().createProfileChart(chartLables, |
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120 chartStyle, parameters, measurements, dates, outputStream, this |
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121 .getChartResult(uuid)); |
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122 } |
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123 */ |
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124 |
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125 /** |
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126 * @see de.intevation.gnv.state.timeseries.TimeSeriesOutputState#getStatisticsGenerator() |
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127 */ |
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128 @Override |
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129 protected Statistics getStatisticsGenerator() { |
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130 return new VerticalProfileStatistics(); |
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131 } |
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132 |
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133 /** |
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134 * @see de.intevation.gnv.state.timeseries.TimeSeriesOutputState#createCSV(java.io.OutputStream, java.util.Collection) |
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135 */ |
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136 @Override |
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137 protected void createCSV(OutputStream outputStream, |
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138 Collection<Result> chartResult) |
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139 throws UnsupportedEncodingException, |
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140 IOException, |
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141 StateException { |
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142 if (chartResult != null) { |
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143 try { |
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144 CSVWriter writer = new CSVWriter(new OutputStreamWriter( |
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145 outputStream, "ISO-8859-1"), ','); |
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146 // USE THIS ENCODING BECAUSE OF |
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147 // PROBLEMS WITH EXCEL AND UTF-8 |
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148 Iterator<Result> it = chartResult.iterator(); |
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149 WKTReader wktReader = new WKTReader(); |
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150 while (it.hasNext()) { |
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151 Result result = it.next(); |
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152 int i = 0; |
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153 String[] entries = new String[9]; |
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154 Point p = (Point)wktReader.read(result.getString("SHAPE")); |
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155 entries[i++] = ""+p.getX(); |
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156 entries[i++] = ""+p.getY(); |
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157 entries[i++] = result.getString("Z"); |
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158 entries[i++] = result.getString("YORDINATE"); |
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159 entries[i++] = result.getString("GROUP1"); |
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160 entries[i++] = result.getString("GROUP2"); |
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161 entries[i++] = result.getString("IPOSITION"); |
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162 entries[i++] = result.getString("JPOSITION"); |
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163 entries[i++] = result.getString("KPOSITION"); |
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164 writer.writeNext(entries); |
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165 } |
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166 writer.close(); |
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167 } catch (ParseException e) { |
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168 log.error(e,e); |
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169 throw new StateException( |
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170 "Exception occured while parsing an Point from WKT."); |
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171 } |
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172 } else { |
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173 log.error("No Data given for generating an CSV-File."); |
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174 throw new StateException( |
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175 "No Data given for generating an CSV-File."); |
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176 } |
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177 } |
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178 |
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179 } |