Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/state/profile/horizontal/HorizontalProfileOutputState.java @ 343:2e43542e6a11
Added axis labels for charts and use them while generating charts.
gnv-artifacts/trunk@410 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Fri, 11 Dec 2009 09:05:17 +0000 |
parents | e964a3d8f7bc |
children | ec95d3248576 |
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.horizontal; |
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5 |
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6 import com.vividsolutions.jts.geom.Point; |
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7 import com.vividsolutions.jts.io.WKTReader; |
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8 import com.vividsolutions.jts.io.ParseException; |
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9 |
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10 import java.io.IOException; |
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11 import java.io.OutputStream; |
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12 import java.io.UnsupportedEncodingException; |
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13 import java.text.SimpleDateFormat; |
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14 import java.util.Collection; |
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15 import java.util.Date; |
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16 import java.util.Iterator; |
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17 import java.util.Locale; |
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18 |
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19 import org.apache.log4j.Logger; |
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20 |
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21 import de.intevation.gnv.chart.Chart; |
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22 import de.intevation.gnv.chart.ChartLabels; |
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23 import de.intevation.gnv.chart.HorizontalProfileChart; |
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24 import de.intevation.gnv.geobackend.base.Result; |
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25 import de.intevation.gnv.state.describedata.KeyValueDescibeData; |
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26 import de.intevation.gnv.state.exception.StateException; |
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27 import de.intevation.gnv.state.timeseries.TimeSeriesOutputState; |
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28 import de.intevation.gnv.statistics.HorizontalProfileStatistics; |
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29 import de.intevation.gnv.statistics.Statistics; |
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30 |
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31 import de.intevation.gnv.exports.DefaultExport; |
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32 import de.intevation.gnv.exports.ShapeDataCollector; |
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33 import de.intevation.gnv.exports.DefaultProfile; |
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34 import de.intevation.gnv.exports.Export.Profile; |
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35 |
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36 /** |
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37 * @author Tim Englich <tim.englich@intevation.de> |
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38 * |
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39 */ |
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40 public class HorizontalProfileOutputState extends |
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41 TimeSeriesOutputState { |
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42 /** |
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43 * The UID of this class |
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44 */ |
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45 private static final long serialVersionUID = 4401516087492028840L; |
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46 |
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47 private static Logger log = Logger |
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48 .getLogger(HorizontalProfileOutputState.class); |
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49 |
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50 public static final String DATE_FORMAT = "yyyy.MM.dd HH:mm:ss"; |
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51 |
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52 public static final String [] CHART_TITLE_META = { |
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53 "CRUISE", |
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54 "DEPTH", |
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55 "SHAPE" |
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56 }; |
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57 |
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58 |
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59 public static final String [] CHART_TITLE_META_RESSOURCES = { |
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60 "cruiseid", |
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61 "depth", |
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62 "coordinate" |
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63 }; |
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64 |
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65 public static final String [] TIMESERIES_CSV_PROFILE_NAMES = { |
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66 "SHAPE", |
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67 "YORDINATE", |
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68 "GROUP1", |
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69 "GROUP2", |
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70 "GROUP3" |
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71 }; |
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72 |
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73 public static final Profile TIMESERIES_CSV_PROFILE = |
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74 new DefaultProfile( |
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75 null, |
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76 ',', |
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77 '"', |
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78 '"', |
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79 "CSV", |
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80 "ISO-8859-1"); |
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81 |
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82 /** |
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83 * Constructor |
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84 */ |
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85 public HorizontalProfileOutputState() { |
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86 super(); |
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87 super.domainLable = "chart.horizontalprofile.title.xaxis"; |
335
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88 } |
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89 |
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90 |
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91 @Override |
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92 protected Chart getChart( |
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93 ChartLabels chartLables, |
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94 Collection parameters, |
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95 Collection measurements, |
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96 Collection dates, |
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97 Collection result, |
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98 Locale locale, |
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99 String uuid, |
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100 boolean linesVisible, |
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101 boolean shapesVisible |
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102 ) { |
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103 Chart chart = null; |
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104 |
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105 if (CACHE_CHART) { |
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106 log.info("Try to get horizontalprofile chart from cache."); |
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107 chart = (Chart) getChartFromCache(uuid); |
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108 } |
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109 |
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110 if (chart != null) |
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111 return chart; |
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112 |
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113 log.info("Chart not in cache yet."); |
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114 chart = new HorizontalProfileChart( |
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115 chartLables, |
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116 createStyle(), |
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117 parameters, |
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118 measurements, |
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119 dates, |
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120 result, |
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121 null, |
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122 locale, |
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123 linesVisible, |
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124 shapesVisible |
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125 ); |
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126 chart.generateChart(); |
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127 |
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128 if (CACHE_CHART) { |
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129 log.info("Put chart into cache."); |
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130 purifyChart(chart, uuid); |
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131 } |
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132 |
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133 return chart; |
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134 } |
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135 |
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136 |
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137 /** |
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138 * @see de.intevation.gnv.state.timeseries.TimeSeriesOutputState#getStatisticsGenerator() |
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139 */ |
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140 @Override |
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141 protected Statistics getStatisticsGenerator() { |
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142 return new HorizontalProfileStatistics(); |
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143 } |
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144 |
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145 @Override |
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146 protected void createCSV(OutputStream outputStream, |
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147 Collection<Result> chartResult) |
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148 throws UnsupportedEncodingException, |
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149 IOException, |
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150 StateException { |
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151 |
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152 log.debug("createCSV for HorizontalProfileOutputState."); |
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153 DefaultExport export = new DefaultExport( |
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154 new ShapeDataCollector(TIMESERIES_CSV_PROFILE_NAMES)); |
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155 |
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156 export.create(TIMESERIES_CSV_PROFILE, outputStream, chartResult); |
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157 } |
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158 |
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159 |
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160 protected String createChartTitle(Locale locale, String uuid) { |
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161 String fisName = getFisName(locale); |
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162 log.debug("created title for horizontal profile chart: " + fisName); |
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163 |
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164 return fisName; |
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165 } |
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166 |
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167 |
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168 protected String createChartSubtitle(Locale locale, String uuid) { |
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169 log.debug("create chart subtitle."); |
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170 String subtitle = createTimePeriod(locale, uuid); |
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171 |
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172 // ODV results contain meta information about cruise, station and so on |
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173 Collection results = getODVResult(uuid); |
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174 if (results != null) { |
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175 Iterator iter = results.iterator(); |
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176 Result result = iter.hasNext() ? (Result) iter.next() : null; |
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177 |
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178 subtitle += subtitle.length() != 0 ? "\n" : ""; |
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179 subtitle += createMetaChartSubtitle(locale, result); |
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180 } |
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181 |
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182 return subtitle; |
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183 } |
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184 |
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185 |
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186 protected String createMetaChartSubtitle(Locale locale, Result result) { |
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187 log.debug("Fetch meta information and put it into subtitle."); |
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188 if (result == null) |
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189 return ""; |
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190 |
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191 StringBuilder meta = new StringBuilder(); |
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192 WKTReader wktReader = new WKTReader(); |
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193 |
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194 |
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195 for (int i = 0; i < CHART_TITLE_META.length; i++) { |
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196 String qry = CHART_TITLE_META[i]; |
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197 |
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198 if (qry.equals("SHAPE")) { |
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199 try { |
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200 Point p = (Point) wktReader.read(result.getString(qry)); |
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201 |
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202 meta.append(getMessage(locale,"coordinate","coordinate")); |
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203 meta.append(": "); |
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204 |
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205 log.debug( |
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206 "Add " + qry + " to meta information of subtitle: " |
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207 + p.toString() |
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208 ); |
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209 meta.append(p.getX() + ", " + p.getY()); |
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210 } |
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211 catch (ParseException pe) { |
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212 log.warn("Error while parsing point.", pe); |
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213 } |
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214 } |
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215 else { |
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216 log.debug( |
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217 "Add " + qry + " to meta information of subtitle: " |
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218 + result.getString(qry) |
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219 ); |
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220 meta.append(getMessage( |
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221 locale, |
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222 CHART_TITLE_META_RESSOURCES[i], |
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223 CHART_TITLE_META_RESSOURCES[i] |
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224 )); |
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225 meta.append(": "); |
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226 meta.append(result.getString(qry)); |
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227 } |
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228 |
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229 if (i != CHART_TITLE_META.length-1) |
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230 meta.append("\n"); |
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231 } |
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232 |
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233 log.debug("Meta title for chart: " + meta.toString()); |
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234 return meta.toString(); |
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235 } |
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236 |
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237 |
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238 protected String createTimePeriod(Locale locale, String uuid) { |
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239 log.debug("create time period for chart subtitle."); |
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240 String subTitle = null; |
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241 Date startDate = null; |
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242 Date endDate = null; |
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243 |
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244 Collection dates = getDates(uuid); |
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245 if (dates == null) { |
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246 log.debug("No time period for subtitle."); |
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247 return ""; |
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248 } |
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249 |
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250 SimpleDateFormat format = new SimpleDateFormat(DATE_FORMAT); |
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251 KeyValueDescibeData data = null; |
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252 |
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253 Iterator iter = dates.iterator(); |
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254 while (iter.hasNext()) { |
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255 try { |
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256 data = (KeyValueDescibeData)iter.next(); |
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257 |
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258 if (!data.isSelected()) |
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259 continue; |
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260 |
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261 Date current = format.parse(data.getValue()); |
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262 long time = current.getTime(); |
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263 |
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264 if (startDate == null) { |
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265 startDate = current; |
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266 endDate = current; |
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267 } |
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268 else if (time < startDate.getTime()) { |
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269 startDate = current; |
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270 } |
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271 else if (time > endDate.getTime()) { |
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272 endDate = current; |
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273 } |
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274 } |
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275 catch (java.text.ParseException pe) { |
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276 log.warn("Error while parsing date: " + data.getValue(), pe); |
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277 } |
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278 } |
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279 |
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280 subTitle = format.format(startDate) + " - " + format.format(endDate); |
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281 log.debug("created title for horizontal profile chart: " + subTitle); |
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282 |
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283 return subTitle; |
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284 } |
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285 } |