Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/utils/ShapeFileWriter.java @ 489:3784cf498ab7
Added Database-Schema and Testdata for the MapViewer-Interface
gnv-artifacts/trunk@565 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Tim Englich <tim.englich@intevation.de> |
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date | Mon, 18 Jan 2010 14:17:25 +0000 |
parents | f7038820df2e |
children | 4080b57dcb52 |
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.util.Map; |
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4 import java.util.List; |
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5 import java.util.HashMap; |
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6 |
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7 import java.io.File; |
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8 import java.io.IOException; |
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9 |
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10 import java.net.MalformedURLException; |
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11 |
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12 import com.vividsolutions.jts.geom.MultiPolygon; |
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13 import com.vividsolutions.jts.geom.MultiLineString; |
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14 |
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15 import org.geotools.data.DataUtilities; |
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16 import org.geotools.data.Transaction; |
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17 import org.geotools.data.DefaultTransaction; |
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18 import org.geotools.data.FeatureWriter; |
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19 |
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20 import org.geotools.feature.Feature; |
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21 import org.geotools.feature.FeatureType; |
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22 import org.geotools.feature.SchemaException; |
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23 import org.geotools.feature.IllegalAttributeException; |
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24 |
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25 import org.geotools.data.shapefile.ShapefileDataStore; |
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26 import org.geotools.data.shapefile.ShapefileDataStoreFactory; |
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27 |
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28 import org.apache.log4j.Logger; |
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29 |
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30 /** |
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31 * @author Sascha L. Teichmann (sascha.teichmann@intevation.de) |
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32 */ |
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33 public final class ShapeFileWriter |
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34 { |
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35 private static Logger log = Logger.getLogger( |
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36 ShapeFileWriter.class); |
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37 |
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38 private ShapeFileWriter() { |
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39 } |
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40 |
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41 public static boolean writeMultiLineStringsToFile( |
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42 File shapeFile, |
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43 List<Pair<Object, MultiLineString>> multiLineStrings |
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44 ) { |
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45 return writeMultiLineStringsToFile(shapeFile, multiLineStrings, null); |
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46 } |
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47 |
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48 public static boolean writeMultiLineStringsToFile( |
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49 File shapeFile, |
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50 List<Pair<Object, MultiLineString>> multiLineStrings, |
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51 String typeName |
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52 ) { |
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53 HashMap params = new HashMap(); |
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54 |
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55 try { |
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56 params.put( |
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57 ShapefileDataStoreFactory.URLP.key, |
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58 shapeFile.toURI().toURL()); |
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59 } |
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60 catch (MalformedURLException mue) { |
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61 log.error(mue.getLocalizedMessage(), mue); |
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62 return false; |
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63 } |
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64 |
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65 boolean success = false; |
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66 Transaction tx = null; |
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67 |
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68 try { |
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69 ShapefileDataStoreFactory sfdsf = |
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70 new ShapefileDataStoreFactory(); |
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71 |
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72 ShapefileDataStore sfds = |
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73 (ShapefileDataStore)sfdsf.createNewDataStore(params); |
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74 |
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75 if (typeName == null) { |
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76 typeName = shapeFile.getName(); |
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77 } |
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78 |
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79 FeatureType featureType = DataUtilities.createType( |
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80 typeName, |
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81 "geom:MultiLineString,VALUE:Double"); |
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82 |
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83 sfds.createSchema(featureType); |
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84 |
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85 tx = new DefaultTransaction(); |
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86 |
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87 FeatureWriter featureWriter = sfds.getFeatureWriter( |
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88 typeName, tx); |
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89 |
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90 for (Pair<Object, MultiLineString> pair: multiLineStrings) { |
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91 log.debug("00000000000000000 -> " + pair.getA()); |
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92 Feature feature = featureWriter.next(); |
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93 feature.setAttribute("geom", pair.getB()); |
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94 feature.setAttribute("VALUE", asDouble(pair.getA())); |
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95 featureWriter.write(); |
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96 } |
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97 |
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98 tx.commit(); |
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99 success = true; |
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100 } |
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101 catch (IllegalAttributeException iae) { |
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102 log.error(iae.getLocalizedMessage(), iae); |
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103 } |
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104 catch (SchemaException se) { |
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105 log.error(se.getLocalizedMessage(), se); |
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106 } |
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107 catch (IOException ioe) { |
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108 log.error(ioe.getLocalizedMessage(), ioe); |
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parents:
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109 } |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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110 finally { |
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parents:
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111 if (!success && tx != null) { |
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112 try { tx.rollback(); } |
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parents:
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113 catch (IOException ioe) {} |
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parents:
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114 } |
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115 } |
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116 |
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117 if (tx != null) { |
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118 try { tx.close(); } |
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119 catch (IOException ioe) {} |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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120 } |
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121 |
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122 return success; |
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123 } |
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124 |
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125 public static boolean writeMultiPolygonsToFile( |
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126 File shapeFile, |
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127 Map<Integer, MultiPolygon> multiPolygons |
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128 ) { |
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129 return writeMultiPolygonsToFile(shapeFile, multiPolygons, null); |
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130 } |
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131 |
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132 public static boolean writeMultiPolygonsToFile( |
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133 File shapeFile, |
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134 Map<Integer, MultiPolygon> multiPolygons, |
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135 String typeName |
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136 ) { |
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137 HashMap params = new HashMap(); |
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138 |
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139 try { |
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140 params.put( |
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141 ShapefileDataStoreFactory.URLP.key, |
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142 shapeFile.toURI().toURL()); |
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143 } |
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144 catch (MalformedURLException mue) { |
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145 log.error(mue.getLocalizedMessage(), mue); |
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146 return false; |
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147 } |
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148 |
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149 boolean success = false; |
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150 Transaction tx = null; |
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151 |
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152 try { |
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153 ShapefileDataStoreFactory sfdsf = |
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154 new ShapefileDataStoreFactory(); |
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155 |
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156 ShapefileDataStore sfds = |
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157 (ShapefileDataStore)sfdsf.createNewDataStore(params); |
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158 |
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159 if (typeName == null) { |
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160 typeName = shapeFile.getName(); |
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|
161 } |
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162 |
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163 FeatureType featureType = DataUtilities.createType( |
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164 typeName, |
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165 "geom:MultiPolygon,CLASS:Integer"); |
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166 |
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parents:
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|
167 sfds.createSchema(featureType); |
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parents:
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168 |
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169 tx = new DefaultTransaction(); |
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170 |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
171 FeatureWriter featureWriter = sfds.getFeatureWriter( |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
172 typeName, tx); |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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173 |
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parents:
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174 for (Map.Entry<Integer, MultiPolygon> entry: |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
175 multiPolygons.entrySet() |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
176 ) { |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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177 Feature feature = featureWriter.next(); |
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178 feature.setAttribute("geom", entry.getValue()); |
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parents:
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179 feature.setAttribute("CLASS", entry.getKey()); |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
180 featureWriter.write(); |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
181 } |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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182 |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
183 tx.commit(); |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
184 success = true; |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
changeset
|
185 } |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
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|
186 catch (IllegalAttributeException iae) { |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
187 log.error(iae.getLocalizedMessage(), iae); |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
changeset
|
188 } |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
changeset
|
189 catch (SchemaException se) { |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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changeset
|
190 log.error(se.getLocalizedMessage(), se); |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
changeset
|
191 } |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
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|
192 catch (IOException ioe) { |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
193 log.error(ioe.getLocalizedMessage(), ioe); |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
194 } |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
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|
195 finally { |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
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|
196 if (!success && tx != null) { |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
197 try { tx.rollback(); } |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
198 catch (IOException ioe) {} |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
199 } |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
changeset
|
200 } |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
changeset
|
201 |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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changeset
|
202 if (tx != null) { |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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|
203 try { tx.close(); } |
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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
|
204 catch (IOException ioe) {} |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
changeset
|
205 } |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
changeset
|
206 |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
changeset
|
207 return success; |
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Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
208 } |
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
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|
209 |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
changeset
|
210 private static final Double asDouble(Object a) { |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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changeset
|
211 if (a instanceof Double) |
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Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff
changeset
|
212 return (Double)a; |
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
213 if (a instanceof Number) |
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
214 return Double.valueOf(((Number)a).doubleValue()); |
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
215 return 0d; |
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
216 } |
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
217 } |
f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff
changeset
|
218 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |