Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/state/profile/horizontal/HorizontalProfileOutputState.java @ 358:2f7a28f211c7
Fetch ChartTheme from CallContext instead of creating it each time before creating a chart.
gnv-artifacts/trunk@431 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Tue, 15 Dec 2009 15:30:25 +0000 |
parents | ec95d3248576 |
children | 6491000407dd |
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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Fetch ChartTheme from CallContext instead of creating it each time before creating a chart.
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21 import org.jfree.chart.ChartTheme; |
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22 |
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23 import de.intevation.gnv.chart.Chart; |
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24 import de.intevation.gnv.chart.ChartLabels; |
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25 import de.intevation.gnv.chart.HorizontalProfileChart; |
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26 import de.intevation.gnv.geobackend.base.Result; |
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27 import de.intevation.gnv.state.describedata.KeyValueDescibeData; |
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28 import de.intevation.gnv.state.exception.StateException; |
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29 import de.intevation.gnv.state.timeseries.TimeSeriesOutputState; |
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30 import de.intevation.gnv.statistics.HorizontalProfileStatistics; |
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31 import de.intevation.gnv.statistics.Statistics; |
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32 |
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33 import de.intevation.gnv.exports.DefaultExport; |
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34 import de.intevation.gnv.exports.ShapeDataCollector; |
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35 import de.intevation.gnv.exports.DefaultProfile; |
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36 import de.intevation.gnv.exports.Export.Profile; |
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37 |
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38 /** |
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39 * @author Tim Englich <tim.englich@intevation.de> |
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40 * |
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41 */ |
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42 public class HorizontalProfileOutputState extends |
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43 TimeSeriesOutputState { |
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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 = 4401516087492028840L; |
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48 |
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49 private static Logger log = Logger |
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50 .getLogger(HorizontalProfileOutputState.class); |
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51 |
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52 public static final String DATE_FORMAT = "yyyy.MM.dd HH:mm:ss"; |
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53 |
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54 public static final String [] CHART_TITLE_META = { |
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55 "CRUISE", |
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56 "DEPTH", |
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57 "SHAPE" |
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58 }; |
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59 |
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60 |
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61 public static final String [] CHART_TITLE_META_RESSOURCES = { |
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62 "cruiseid", |
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63 "depth", |
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64 "coordinate" |
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65 }; |
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66 |
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67 public static final String [] TIMESERIES_CSV_PROFILE_NAMES = { |
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68 "SHAPE", |
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69 "YORDINATE", |
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70 "GROUP1", |
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71 "GROUP2", |
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72 "GROUP3" |
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73 }; |
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74 |
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75 public static final Profile TIMESERIES_CSV_PROFILE = |
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76 new DefaultProfile( |
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77 null, |
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78 ',', |
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79 '"', |
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80 '"', |
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81 "CSV", |
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82 "ISO-8859-1"); |
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83 |
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84 /** |
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85 * Constructor |
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86 */ |
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87 public HorizontalProfileOutputState() { |
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88 super(); |
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89 super.domainLable = "chart.horizontalprofile.title.xaxis"; |
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90 } |
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91 |
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92 |
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93 @Override |
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94 protected Chart getChart( |
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95 ChartLabels chartLables, |
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96 ChartTheme theme, |
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97 Collection parameters, |
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98 Collection measurements, |
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99 Collection dates, |
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100 Collection result, |
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101 Locale locale, |
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102 String uuid, |
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103 boolean linesVisible, |
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104 boolean shapesVisible |
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105 ) { |
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106 Chart chart = null; |
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107 |
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108 if (CACHE_CHART) { |
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109 log.info("Try to get horizontalprofile chart from cache."); |
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110 chart = (Chart) getChartFromCache(uuid); |
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111 } |
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112 |
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113 if (chart != null) |
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114 return chart; |
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115 |
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116 log.info("Chart not in cache yet."); |
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117 chart = new HorizontalProfileChart( |
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118 chartLables, |
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119 theme, |
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120 parameters, |
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121 measurements, |
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122 dates, |
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123 result, |
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124 null, |
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125 locale, |
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126 linesVisible, |
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127 shapesVisible |
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128 ); |
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129 chart.generateChart(); |
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130 |
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131 if (CACHE_CHART) { |
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132 log.info("Put chart into cache."); |
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133 purifyChart(chart, uuid); |
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134 } |
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135 |
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136 return chart; |
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137 } |
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138 |
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139 |
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140 /** |
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141 * @see de.intevation.gnv.state.timeseries.TimeSeriesOutputState#getStatisticsGenerator() |
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142 */ |
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143 @Override |
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144 protected Statistics getStatisticsGenerator() { |
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145 return new HorizontalProfileStatistics(); |
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146 } |
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147 |
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148 @Override |
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149 protected void createCSV(OutputStream outputStream, |
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150 Collection<Result> chartResult) |
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151 throws UnsupportedEncodingException, |
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152 IOException, |
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153 StateException { |
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154 |
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155 log.debug("createCSV for HorizontalProfileOutputState."); |
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156 DefaultExport export = new DefaultExport( |
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157 new ShapeDataCollector(TIMESERIES_CSV_PROFILE_NAMES)); |
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158 |
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159 export.create(TIMESERIES_CSV_PROFILE, outputStream, chartResult); |
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160 } |
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161 |
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162 |
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163 protected String createChartTitle(Locale locale, String uuid) { |
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164 String fisName = getFisName(locale); |
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165 log.debug("created title for horizontal profile chart: " + fisName); |
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166 |
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167 return fisName; |
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168 } |
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169 |
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170 |
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171 protected String createChartSubtitle(Locale locale, String uuid) { |
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172 log.debug("create chart subtitle."); |
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173 String subtitle = createTimePeriod(locale, uuid); |
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174 |
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175 // ODV results contain meta information about cruise, station and so on |
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176 Collection results = getODVResult(uuid); |
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177 if (results != null) { |
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178 Iterator iter = results.iterator(); |
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179 Result result = iter.hasNext() ? (Result) iter.next() : null; |
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180 |
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181 subtitle += subtitle.length() != 0 ? "\n" : ""; |
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182 subtitle += createMetaChartSubtitle(locale, result); |
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183 } |
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184 |
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185 return subtitle; |
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186 } |
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187 |
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188 |
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189 protected String createMetaChartSubtitle(Locale locale, Result result) { |
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190 log.debug("Fetch meta information and put it into subtitle."); |
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191 if (result == null) |
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192 return ""; |
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193 |
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194 StringBuilder meta = new StringBuilder(); |
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195 WKTReader wktReader = new WKTReader(); |
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196 |
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197 |
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198 for (int i = 0; i < CHART_TITLE_META.length; i++) { |
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199 String qry = CHART_TITLE_META[i]; |
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200 |
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201 if (qry.equals("SHAPE")) { |
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202 try { |
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203 Point p = (Point) wktReader.read(result.getString(qry)); |
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204 |
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205 meta.append(getMessage(locale,"coordinate","coordinate")); |
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206 meta.append(": "); |
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207 |
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208 log.debug( |
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209 "Add " + qry + " to meta information of subtitle: " |
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210 + p.toString() |
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211 ); |
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212 meta.append(p.getX() + ", " + p.getY()); |
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213 } |
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214 catch (ParseException pe) { |
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215 log.warn("Error while parsing point.", pe); |
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216 } |
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217 } |
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218 else { |
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219 log.debug( |
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220 "Add " + qry + " to meta information of subtitle: " |
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221 + result.getString(qry) |
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222 ); |
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223 meta.append(getMessage( |
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224 locale, |
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225 CHART_TITLE_META_RESSOURCES[i], |
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226 CHART_TITLE_META_RESSOURCES[i] |
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227 )); |
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228 meta.append(": "); |
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229 meta.append(result.getString(qry)); |
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230 } |
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231 |
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232 if (i != CHART_TITLE_META.length-1) |
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233 meta.append("\n"); |
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234 } |
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235 |
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236 log.debug("Meta title for chart: " + meta.toString()); |
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237 return meta.toString(); |
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238 } |
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239 |
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240 |
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241 protected String createTimePeriod(Locale locale, String uuid) { |
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242 log.debug("create time period for chart subtitle."); |
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243 String subTitle = null; |
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244 Date startDate = null; |
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245 Date endDate = null; |
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246 |
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247 Collection dates = getDates(uuid); |
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248 if (dates == null) { |
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249 log.debug("No time period for subtitle."); |
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250 return ""; |
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251 } |
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252 |
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253 SimpleDateFormat format = new SimpleDateFormat(DATE_FORMAT); |
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254 KeyValueDescibeData data = null; |
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255 |
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256 Iterator iter = dates.iterator(); |
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257 while (iter.hasNext()) { |
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258 try { |
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259 data = (KeyValueDescibeData)iter.next(); |
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260 |
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261 if (!data.isSelected()) |
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262 continue; |
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263 |
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264 Date current = format.parse(data.getValue()); |
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265 long time = current.getTime(); |
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266 |
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267 if (startDate == null) { |
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268 startDate = current; |
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269 endDate = current; |
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270 } |
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271 else if (time < startDate.getTime()) { |
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272 startDate = current; |
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273 } |
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274 else if (time > endDate.getTime()) { |
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275 endDate = current; |
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276 } |
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277 } |
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278 catch (java.text.ParseException pe) { |
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279 log.warn("Error while parsing date: " + data.getValue(), pe); |
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280 } |
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281 } |
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282 |
348
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283 if (startDate != null && endDate != null) |
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284 subTitle = format.format(startDate)+" - "+format.format(endDate); |
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285 |
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286 subTitle = subTitle == null ? "" : subTitle; |
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287 |
335
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288 log.debug("created title for horizontal profile chart: " + subTitle); |
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289 |
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290 return subTitle; |
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291 } |
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292 } |