Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/utils/ShapeFileWriter.java @ 1030:c07d9f9a738c
Removed bugs that existed in the caching mechanism (issue264, issue268).
gnv-artifacts/trunk@1067 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 06 May 2010 08:32:56 +0000 |
parents | 2cea76f1112e |
children | f953c9a559d8 |
rev | line source |
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1 package de.intevation.gnv.utils; |
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2 |
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3 import java.io.File; |
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4 import java.io.IOException; |
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5 import java.io.Serializable; |
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6 import java.net.MalformedURLException; |
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7 import java.text.NumberFormat; |
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8 import java.util.Collection; |
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9 import java.util.Date; |
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10 import java.util.HashMap; |
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11 import java.util.List; |
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12 import java.util.Map; |
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13 |
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14 import org.apache.log4j.Logger; |
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15 import org.geotools.data.DataStoreFactorySpi; |
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16 import org.geotools.data.DataUtilities; |
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17 import org.geotools.data.DefaultTransaction; |
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18 import org.geotools.data.FeatureStore; |
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19 import org.geotools.data.Transaction; |
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20 import org.geotools.data.shapefile.ShapefileDataStore; |
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21 import org.geotools.data.shapefile.ShapefileDataStoreFactory; |
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22 import org.geotools.feature.FeatureCollection; |
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23 import org.geotools.feature.FeatureCollections; |
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24 import org.geotools.feature.SchemaException; |
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25 import org.geotools.feature.simple.SimpleFeatureBuilder; |
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26 import org.geotools.referencing.crs.DefaultGeographicCRS; |
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27 import org.opengis.feature.simple.SimpleFeature; |
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28 import org.opengis.feature.simple.SimpleFeatureType; |
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29 |
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30 import com.vividsolutions.jts.geom.Geometry; |
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31 import com.vividsolutions.jts.geom.MultiLineString; |
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32 import com.vividsolutions.jts.geom.MultiPolygon; |
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33 import com.vividsolutions.jts.io.ParseException; |
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34 import com.vividsolutions.jts.io.WKTReader; |
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35 |
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36 import de.intevation.gnv.geobackend.base.Result; |
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37 import de.intevation.gnv.geobackend.base.ResultDescriptor; |
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38 |
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39 /** |
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40 * @author <a href="mailto:sascha.teichmann@intevation.de">Sascha L. Teichmann</a> |
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41 */ |
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42 public final class ShapeFileWriter |
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43 { |
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44 private static Logger log = Logger.getLogger( |
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45 ShapeFileWriter.class); |
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46 |
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47 private static NumberFormat format = NumberFormat.getInstance(); |
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48 |
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49 /** |
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50 * Precision used to format double values. |
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51 */ |
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52 public static final int DOUBLE_PRECISION = 3; |
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53 |
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54 static { |
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55 format.setMaximumFractionDigits(DOUBLE_PRECISION); |
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56 } |
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57 |
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58 private ShapeFileWriter() { |
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59 } |
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60 |
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61 |
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62 /** |
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63 * Write multilinestrings to shapefile. |
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64 * |
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65 * @param shapeFile Shapefile. |
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66 * @param parameterId The parameter id. |
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67 * @param layer The layer. |
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68 * @param date The date. |
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69 * @param multiLineStrings The multilinestring. |
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70 * @return true, if shapefile writing was successful - otherwise false. |
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71 */ |
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72 public static boolean writeMultiLineStringsToFile( |
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73 File shapeFile, |
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74 Integer parameterId, |
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75 Integer layer, |
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76 Date date, |
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77 List<Pair<Object, MultiLineString>> multiLineStrings |
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78 ) { |
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79 return writeMultiLineStringsToFile( |
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80 shapeFile, |
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81 parameterId, |
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82 layer, |
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83 date, |
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84 multiLineStrings, |
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85 "isolines"); |
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86 } |
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87 |
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88 |
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89 /** |
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90 * Write multilinestrings to shapefile. |
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91 * |
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92 * @param shapeFile Shapefile. |
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93 * @param parameterId The parameter id. |
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94 * @param layer The layer. |
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95 * @param date The date. |
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96 * @param multiLineStrings The multilinestring. |
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97 * @param name A name. |
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98 * @return true, if shapefile writing was successful - otherwise false. |
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99 */ |
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100 public static boolean writeMultiLineStringsToFile( |
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101 File shapeFile, |
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102 Integer parameterId, |
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103 Integer layer, |
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104 Date date, |
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105 List<Pair<Object, MultiLineString>> multiLineStrings, |
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106 String name |
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107 ) { |
498
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108 Map<String, Serializable> params = new HashMap<String, Serializable>(); |
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109 |
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110 try { |
498
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111 params.put("url", shapeFile.toURI().toURL()); |
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112 } |
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113 catch (MalformedURLException mue) { |
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114 log.error(mue.getLocalizedMessage(), mue); |
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115 return false; |
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116 } |
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117 |
498
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118 params.put("create spatial index", Boolean.TRUE); |
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119 |
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120 |
498
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121 if (name == null) { |
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122 name = shapeFile.getName(); |
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123 } |
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124 |
498
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125 SimpleFeatureType TYPE; |
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126 |
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127 try { |
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128 TYPE = DataUtilities.createType( |
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129 name, |
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130 "geom:MultiLineString:srid=4326," + |
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131 "PARAMETER:Integer," + |
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132 "LAYER:Integer," + |
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133 "DATE:Date," + |
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134 "VALUE:Double," + |
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135 "DESC:String"); |
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136 } |
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137 catch (SchemaException se) { |
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138 log.error(se.getLocalizedMessage(), se); |
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139 return false; |
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140 } |
498
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141 |
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142 SimpleFeatureBuilder featureBuilder = |
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143 new SimpleFeatureBuilder(TYPE); |
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144 |
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145 FeatureCollection<SimpleFeatureType, SimpleFeature> collection = |
498
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146 FeatureCollections.newCollection(); |
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147 |
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148 for (Pair<Object, MultiLineString> pair: multiLineStrings) { |
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149 featureBuilder.add(pair.getB()); |
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150 featureBuilder.add(parameterId); |
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151 featureBuilder.add(layer); |
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152 featureBuilder.add(date); |
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153 featureBuilder.add(pair.getA()); |
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154 featureBuilder.add(value2description(asDouble(pair.getA()))); |
498
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155 SimpleFeature feature = featureBuilder.buildFeature(null); |
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156 collection.add(feature); |
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157 } |
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158 |
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159 DataStoreFactorySpi dataStoreFactory = new ShapefileDataStoreFactory(); |
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160 |
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161 Transaction transaction = null; |
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162 |
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163 boolean success = false; |
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164 try { |
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165 ShapefileDataStore newDataStore = |
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166 (ShapefileDataStore)dataStoreFactory.createNewDataStore(params); |
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167 |
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168 newDataStore.createSchema(TYPE); |
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169 newDataStore.forceSchemaCRS(DefaultGeographicCRS.WGS84); |
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170 |
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171 transaction = new DefaultTransaction("create"); |
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172 |
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173 String typeName = newDataStore.getTypeNames()[0]; |
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174 |
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175 FeatureStore<SimpleFeatureType, SimpleFeature> featureStore = |
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176 (FeatureStore<SimpleFeatureType, SimpleFeature>) |
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177 newDataStore.getFeatureSource(typeName); |
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178 |
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179 featureStore.setTransaction(transaction); |
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180 |
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181 featureStore.addFeatures(collection); |
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182 transaction.commit(); |
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183 success = true; |
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184 } |
465
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185 catch (IOException ioe) { |
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186 log.error(ioe.getLocalizedMessage(), ioe); |
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187 } |
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188 finally { |
498
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189 if (transaction != null) { |
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190 if (!success) { |
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191 try { transaction.rollback(); } |
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192 catch (IOException ioe) {} |
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193 } |
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194 try { transaction.close(); } |
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195 catch (IOException ioe) {} |
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196 } |
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197 } |
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198 |
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199 return success; |
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200 } |
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201 |
806
2cea76f1112e
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202 |
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203 /** |
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204 * Write multipolygon to file. |
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205 * |
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206 * @param shapeFile The shapefile. |
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207 * @param parameterId The parameter id. |
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208 * @param layer The layer. |
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209 * @param date The date. |
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210 * @param multiPolygons Multipolygons. |
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211 * @return true, if shapefile writing was successful - otherwise false. |
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212 */ |
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213 public static boolean writeMultiPolygonsToFile( |
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214 File shapeFile, |
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215 Integer parameterId, |
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216 Integer layer, |
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217 Date date, |
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218 Map<Integer, MultiPolygon> multiPolygons |
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219 ) { |
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220 return writeMultiPolygonsToFile( |
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221 shapeFile, |
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222 parameterId, |
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223 layer, |
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224 date, |
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225 multiPolygons, |
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226 "polygons"); |
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227 } |
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228 |
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229 |
806
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230 /** |
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231 * Write data to shapefile. |
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232 * |
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233 * @param shapeFile The shapefile. |
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234 * @param name The name. |
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235 * @param data The data. |
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236 * @param geometryType The geometry type. |
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237 * @return true, if shapefile writing was successful - otherwise false. |
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238 */ |
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239 public static boolean writeDataToFile(File shapeFile, |
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240 String name, |
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241 Collection<Result> data, |
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242 String geometryType){ |
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243 |
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244 WKTReader wktReader = new WKTReader(); |
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245 |
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246 Map<String, Serializable> params = new HashMap<String, Serializable>(); |
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247 |
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248 try { |
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249 params.put("url", shapeFile.toURI().toURL()); |
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250 } |
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251 catch (MalformedURLException mue) { |
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252 log.error(mue.getLocalizedMessage(), mue); |
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253 return false; |
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254 } |
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255 |
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256 params.put("create spatial index", Boolean.TRUE); |
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257 |
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258 |
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259 if (name == null) { |
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260 name = shapeFile.getName(); |
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261 } |
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262 |
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263 SimpleFeatureType type = null; |
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264 SimpleFeatureBuilder featureBuilder = null; |
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265 FeatureCollection<SimpleFeatureType, SimpleFeature> collection = |
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266 FeatureCollections.newCollection(); |
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267 int j = 0; |
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268 for (Result result: data) { |
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269 j++; |
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270 try { |
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271 Geometry g = wktReader.read(result.getString(0)); |
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272 ResultDescriptor rd = result.getResultDescriptor(); |
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273 int columns = rd.getColumnCount(); |
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274 if (type == null){ |
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275 try { |
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276 String schema = "geom:"+geometryType+":srid=4326"; |
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277 for (int i = 1; i < columns; i++){ |
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278 schema+=","+rd.getColumnName(i)+ |
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279 ":"+rd.getColumnClassName(i); |
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280 } |
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281 type = DataUtilities.createType(name, schema); |
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282 } |
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283 catch (SchemaException se) { |
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284 log.error(se.getLocalizedMessage(), se); |
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285 return false; |
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286 } |
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287 featureBuilder = new SimpleFeatureBuilder(type); |
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288 } |
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289 featureBuilder.add(g); |
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290 for (int i = 1; i < columns; i++){ |
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291 featureBuilder.add(result.getObject(i)); |
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292 } |
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293 SimpleFeature feature = featureBuilder.buildFeature(null); |
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294 collection.add(feature); |
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295 } catch (ParseException e) { |
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296 log.error("cannot create geometry "+j+" for "+result.getString(0)); |
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297 } catch (java.lang.IllegalArgumentException e){ |
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298 log.error("cannot create geometry for "+result.getString(0)); |
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299 } |
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300 } |
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301 |
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302 DataStoreFactorySpi dataStoreFactory = new ShapefileDataStoreFactory(); |
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303 |
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304 Transaction transaction = null; |
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305 |
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306 boolean success = false; |
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307 try { |
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308 ShapefileDataStore newDataStore = |
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309 (ShapefileDataStore)dataStoreFactory.createNewDataStore(params); |
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310 |
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311 newDataStore.createSchema(type); |
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312 newDataStore.forceSchemaCRS(DefaultGeographicCRS.WGS84); |
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313 |
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314 transaction = new DefaultTransaction("create"); |
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315 |
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316 String typeName = newDataStore.getTypeNames()[0]; |
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317 |
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318 FeatureStore<SimpleFeatureType, SimpleFeature> featureStore = |
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319 (FeatureStore<SimpleFeatureType, SimpleFeature>) |
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320 newDataStore.getFeatureSource(typeName); |
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321 |
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322 featureStore.setTransaction(transaction); |
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323 |
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324 featureStore.addFeatures(collection); |
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325 transaction.commit(); |
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326 success = true; |
778
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327 } |
649
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328 catch (IOException ioe) { |
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329 log.error(ioe.getLocalizedMessage(), ioe); |
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330 } |
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331 finally { |
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332 if (transaction != null) { |
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333 if (!success) { |
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334 try { transaction.rollback(); } |
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335 catch (IOException ioe) {} |
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336 } |
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337 try { transaction.close(); } |
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338 catch (IOException ioe) {} |
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339 } |
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340 } |
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341 |
799
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ISSUE213: Wrong Geometrytype used for the generation of an Layer with Multipolygon-Geometries
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342 return true; |
649
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343 } |
778
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344 |
806
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345 |
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346 /** |
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347 * Write multipolygons to file. |
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348 * |
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349 * @param shapeFile The shapefile. |
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350 * @param parameterId The parameter id. |
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351 * @param layer The layer. |
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352 * @param date The date. |
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353 * @param multiPolygons Multipolygons. |
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354 * @param name A name. |
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355 * @return true, if shapefile writing was successful - otherwise false. |
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356 */ |
465
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357 public static boolean writeMultiPolygonsToFile( |
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358 File shapeFile, |
498
4080b57dcb52
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359 Integer parameterId, |
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|
360 Integer layer, |
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diff
changeset
|
361 Date date, |
465
f7038820df2e
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parents:
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362 Map<Integer, MultiPolygon> multiPolygons, |
498
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|
363 String name |
465
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364 ) { |
498
4080b57dcb52
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diff
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|
365 Map<String, Serializable> params = new HashMap<String, Serializable>(); |
465
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
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366 |
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
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|
367 try { |
498
4080b57dcb52
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diff
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|
368 params.put("url", shapeFile.toURI().toURL()); |
465
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
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|
369 } |
f7038820df2e
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|
370 catch (MalformedURLException mue) { |
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371 log.error(mue.getLocalizedMessage(), mue); |
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|
372 return false; |
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Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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373 } |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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374 |
498
4080b57dcb52
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|
375 params.put("create spatial index", Boolean.TRUE); |
465
f7038820df2e
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|
376 |
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
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|
377 |
498
4080b57dcb52
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|
378 if (name == null) { |
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|
379 name = shapeFile.getName(); |
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changeset
|
380 } |
465
f7038820df2e
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changeset
|
381 |
498
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff
changeset
|
382 SimpleFeatureType TYPE; |
778
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diff
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|
383 |
9a828e5a2390
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parents:
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diff
changeset
|
384 try { |
498
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff
changeset
|
385 TYPE = DataUtilities.createType( |
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Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
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diff
changeset
|
386 name, |
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Upgraded to Geotools 2.5.8. Write polygons and line strings to
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465
diff
changeset
|
387 "geom:MultiPolygon:srid=4326," + |
778
9a828e5a2390
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parents:
761
diff
changeset
|
388 "PARAMETER:Integer," + |
498
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
389 "LAYER:Integer," + |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
390 "DATE:Date," + |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
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diff
changeset
|
391 "CLASS:Integer"); |
465
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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changeset
|
392 } |
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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changeset
|
393 catch (SchemaException se) { |
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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changeset
|
394 log.error(se.getLocalizedMessage(), se); |
498
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
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diff
changeset
|
395 return false; |
465
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
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changeset
|
396 } |
498
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
397 |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
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diff
changeset
|
398 SimpleFeatureBuilder featureBuilder = |
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Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff
changeset
|
399 new SimpleFeatureBuilder(TYPE); |
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Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
465
diff
changeset
|
400 |
778
9a828e5a2390
Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
761
diff
changeset
|
401 FeatureCollection<SimpleFeatureType, SimpleFeature> collection = |
498
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
402 FeatureCollections.newCollection(); |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
403 |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
404 for (Map.Entry<Integer, MultiPolygon> entry: |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
405 multiPolygons.entrySet() |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
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diff
changeset
|
406 ) { |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
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diff
changeset
|
407 featureBuilder.add(entry.getValue()); |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
408 featureBuilder.add(parameterId); |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
409 featureBuilder.add(layer); |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
410 featureBuilder.add(date); |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
411 featureBuilder.add(entry.getKey()); |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
412 SimpleFeature feature = featureBuilder.buildFeature(null); |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
413 collection.add(feature); |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
414 } |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
415 |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
416 DataStoreFactorySpi dataStoreFactory = new ShapefileDataStoreFactory(); |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
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diff
changeset
|
417 |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
418 Transaction transaction = null; |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
465
diff
changeset
|
419 |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
diff
changeset
|
420 boolean success = false; |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
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diff
changeset
|
421 try { |
4080b57dcb52
Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents:
465
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422 ShapefileDataStore newDataStore = |
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423 (ShapefileDataStore)dataStoreFactory.createNewDataStore(params); |
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424 |
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425 newDataStore.createSchema(TYPE); |
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426 newDataStore.forceSchemaCRS(DefaultGeographicCRS.WGS84); |
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427 |
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428 transaction = new DefaultTransaction("create"); |
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429 |
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430 String typeName = newDataStore.getTypeNames()[0]; |
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431 |
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432 FeatureStore<SimpleFeatureType, SimpleFeature> featureStore = |
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433 (FeatureStore<SimpleFeatureType, SimpleFeature>) |
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434 newDataStore.getFeatureSource(typeName); |
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435 |
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436 featureStore.setTransaction(transaction); |
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437 |
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438 featureStore.addFeatures(collection); |
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439 transaction.commit(); |
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440 success = true; |
778
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441 } |
465
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442 catch (IOException ioe) { |
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443 log.error(ioe.getLocalizedMessage(), ioe); |
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444 } |
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445 finally { |
498
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446 if (transaction != null) { |
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447 if (!success) { |
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448 try { transaction.rollback(); } |
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449 catch (IOException ioe) {} |
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450 } |
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451 try { transaction.close(); } |
465
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452 catch (IOException ioe) {} |
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453 } |
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454 } |
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455 |
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456 return success; |
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457 } |
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458 |
806
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459 /** |
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460 * Returns an object as Double. |
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461 * |
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462 * @param a An object. |
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463 * @return Object <i>a</i> as Double. If <i>a</i> is not a double and no |
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464 * number, 0d is returned. |
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465 */ |
465
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466 private static final Double asDouble(Object a) { |
498
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467 if (a instanceof Double) { |
465
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468 return (Double)a; |
498
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469 } |
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470 if (a instanceof Number) { |
465
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471 return Double.valueOf(((Number)a).doubleValue()); |
498
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472 } |
465
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473 return 0d; |
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474 } |
760
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475 |
806
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476 /** |
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477 * Turns a double value into a string representation taking account of the |
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478 * locale. |
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479 * |
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480 * @param value A double value. |
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481 * @return The double value formatted as string. |
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482 */ |
760
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483 private static final String value2description(Double value) { |
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484 return format.format(value); |
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485 } |
465
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486 } |
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487 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |