Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/utils/ShapeFileWriter.java @ 806:2cea76f1112e

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Added Javadoc in utils package. gnv-artifacts/trunk@888 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 08 Apr 2010 13:10:39 +0000
parents feeaf5aec552
children f953c9a559d8
rev   line source
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff changeset
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
feeaf5aec552 ISSUE213: Wrong Geometrytype used for the generation of an Layer with Multipolygon-Geometries
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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
465
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39 /**
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c4156275c1e1 Bring @author javadoc tags in form '@author <a href="john.doe@example.com">John Doe</a>'
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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
760
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47 private static NumberFormat format = NumberFormat.getInstance();
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48
806
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49 /**
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50 * Precision used to format double values.
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51 */
760
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52 public static final int DOUBLE_PRECISION = 3;
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53
761
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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
806
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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
806
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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 ) {
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108 Map<String, Serializable> params = new HashMap<String, Serializable>();
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109
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110 try {
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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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parents:
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117
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
118 params.put("create spatial index", Boolean.TRUE);
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
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119
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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120
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents: 465
diff changeset
121 if (name == null) {
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parents: 465
diff changeset
122 name = shapeFile.getName();
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents: 465
diff changeset
123 }
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
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124
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
125 SimpleFeatureType TYPE;
778
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126
9a828e5a2390 Removed trailing whitespace
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127 try {
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
128 TYPE = DataUtilities.createType(
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diff changeset
129 name,
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130 "geom:MultiLineString:srid=4326," +
778
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131 "PARAMETER:Integer," +
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents: 465
diff changeset
132 "LAYER:Integer," +
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parents: 465
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133 "DATE:Date," +
760
f82e57a60124 Added a further column in the isolines shapefile to store a description used to be displayed as labels in a wms layer (issue209).
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parents: 727
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134 "VALUE:Double," +
f82e57a60124 Added a further column in the isolines shapefile to store a description used to be displayed as labels in a wms layer (issue209).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 727
diff changeset
135 "DESC:String");
465
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parents:
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136 }
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137 catch (SchemaException se) {
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
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138 log.error(se.getLocalizedMessage(), se);
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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139 return false;
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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140 }
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
141
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diff changeset
142 SimpleFeatureBuilder featureBuilder =
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143 new SimpleFeatureBuilder(TYPE);
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144
778
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145 FeatureCollection<SimpleFeatureType, SimpleFeature> collection =
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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146 FeatureCollections.newCollection();
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147
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diff changeset
148 for (Pair<Object, MultiLineString> pair: multiLineStrings) {
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diff changeset
149 featureBuilder.add(pair.getB());
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diff changeset
150 featureBuilder.add(parameterId);
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151 featureBuilder.add(layer);
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152 featureBuilder.add(date);
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parents: 465
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153 featureBuilder.add(pair.getA());
760
f82e57a60124 Added a further column in the isolines shapefile to store a description used to be displayed as labels in a wms layer (issue209).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 727
diff changeset
154 featureBuilder.add(value2description(asDouble(pair.getA())));
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents: 465
diff changeset
155 SimpleFeature feature = featureBuilder.buildFeature(null);
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diff changeset
156 collection.add(feature);
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parents: 465
diff changeset
157 }
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents: 465
diff changeset
158
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
159 DataStoreFactorySpi dataStoreFactory = new ShapefileDataStoreFactory();
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
160
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents: 465
diff changeset
161 Transaction transaction = null;
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parents: 465
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162
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
163 boolean success = false;
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents: 465
diff changeset
164 try {
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
165 ShapefileDataStore newDataStore =
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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166 (ShapefileDataStore)dataStoreFactory.createNewDataStore(params);
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167
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
168 newDataStore.createSchema(TYPE);
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diff changeset
169 newDataStore.forceSchemaCRS(DefaultGeographicCRS.WGS84);
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diff changeset
170
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
171 transaction = new DefaultTransaction("create");
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diff changeset
172
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
173 String typeName = newDataStore.getTypeNames()[0];
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diff changeset
174
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
175 FeatureStore<SimpleFeatureType, SimpleFeature> featureStore =
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176 (FeatureStore<SimpleFeatureType, SimpleFeature>)
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diff changeset
177 newDataStore.getFeatureSource(typeName);
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178
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
179 featureStore.setTransaction(transaction);
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180
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
181 featureStore.addFeatures(collection);
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diff changeset
182 transaction.commit();
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183 success = true;
778
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184 }
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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185 catch (IOException ioe) {
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
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186 log.error(ioe.getLocalizedMessage(), ioe);
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parents:
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187 }
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parents:
diff changeset
188 finally {
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
189 if (transaction != null) {
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diff changeset
190 if (!success) {
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents: 465
diff changeset
191 try { transaction.rollback(); }
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parents: 465
diff changeset
192 catch (IOException ioe) {}
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parents: 465
diff changeset
193 }
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diff changeset
194 try { transaction.close(); }
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
195 catch (IOException ioe) {}
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
196 }
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
197 }
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
198
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
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diff changeset
199 return success;
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parents:
diff changeset
200 }
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
201
806
2cea76f1112e Added Javadoc in utils package.
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parents: 799
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202
2cea76f1112e Added Javadoc in utils package.
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parents: 799
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203 /**
2cea76f1112e Added Javadoc in utils package.
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parents: 799
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204 * Write multipolygon to file.
2cea76f1112e Added Javadoc in utils package.
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parents: 799
diff changeset
205 *
2cea76f1112e Added Javadoc in utils package.
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206 * @param shapeFile The shapefile.
2cea76f1112e Added Javadoc in utils package.
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207 * @param parameterId The parameter id.
2cea76f1112e Added Javadoc in utils package.
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diff changeset
208 * @param layer The layer.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
209 * @param date The date.
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diff changeset
210 * @param multiPolygons Multipolygons.
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diff changeset
211 * @return true, if shapefile writing was successful - otherwise false.
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parents: 799
diff changeset
212 */
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
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diff changeset
213 public static boolean writeMultiPolygonsToFile(
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff changeset
214 File shapeFile,
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents: 465
diff changeset
215 Integer parameterId,
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diff changeset
216 Integer layer,
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
217 Date date,
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
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parents:
diff changeset
218 Map<Integer, MultiPolygon> multiPolygons
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parents:
diff changeset
219 ) {
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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diff changeset
220 return writeMultiPolygonsToFile(
778
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parents: 761
diff changeset
221 shapeFile,
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents: 465
diff changeset
222 parameterId,
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diff changeset
223 layer,
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parents: 465
diff changeset
224 date,
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 761
diff changeset
225 multiPolygons,
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
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parents: 465
diff changeset
226 "polygons");
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
227 }
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
228
778
9a828e5a2390 Removed trailing whitespace
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parents: 761
diff changeset
229
806
2cea76f1112e Added Javadoc in utils package.
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parents: 799
diff changeset
230 /**
2cea76f1112e Added Javadoc in utils package.
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parents: 799
diff changeset
231 * Write data to shapefile.
2cea76f1112e Added Javadoc in utils package.
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parents: 799
diff changeset
232 *
2cea76f1112e Added Javadoc in utils package.
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diff changeset
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 */
799
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239 public static boolean writeDataToFile(File shapeFile,
649
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240 String name,
799
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parents: 780
diff changeset
241 Collection<Result> data,
feeaf5aec552 ISSUE213: Wrong Geometrytype used for the generation of an Layer with Multipolygon-Geometries
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diff changeset
242 String geometryType){
778
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243
649
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diff changeset
244 WKTReader wktReader = new WKTReader();
778
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245
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diff changeset
246 Map<String, Serializable> params = new HashMap<String, Serializable>();
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247
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
248 try {
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
249 params.put("url", shapeFile.toURI().toURL());
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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250 }
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
251 catch (MalformedURLException mue) {
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diff changeset
252 log.error(mue.getLocalizedMessage(), mue);
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253 return false;
649
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254 }
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255
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
256 params.put("create spatial index", Boolean.TRUE);
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257
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258
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diff changeset
259 if (name == null) {
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diff changeset
260 name = shapeFile.getName();
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261 }
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262
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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263 SimpleFeatureType type = null;
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diff changeset
264 SimpleFeatureBuilder featureBuilder = null;
778
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265 FeatureCollection<SimpleFeatureType, SimpleFeature> collection =
649
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266 FeatureCollections.newCollection();
727
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267 int j = 0;
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268 for (Result result: data) {
727
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269 j++;
649
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270 try {
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271 Geometry g = wktReader.read(result.getString(0));
727
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272 ResultDescriptor rd = result.getResultDescriptor();
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273 int columns = rd.getColumnCount();
649
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274 if (type == null){
778
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275 try {
799
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276 String schema = "geom:"+geometryType+":srid=4326";
727
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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);
649
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282 }
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diff changeset
283 catch (SchemaException se) {
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diff changeset
284 log.error(se.getLocalizedMessage(), se);
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285 return false;
649
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diff changeset
286 }
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
287 featureBuilder = new SimpleFeatureBuilder(type);
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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288 }
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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289 featureBuilder.add(g);
727
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290 for (int i = 1; i < columns; i++){
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diff changeset
291 featureBuilder.add(result.getObject(i));
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292 }
649
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diff changeset
293 SimpleFeature feature = featureBuilder.buildFeature(null);
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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294 collection.add(feature);
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diff changeset
295 } catch (ParseException e) {
727
22dc921cd8b1 Added generic Export for all Columns which are in an ResultValue.
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diff changeset
296 log.error("cannot create geometry "+j+" for "+result.getString(0));
649
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diff changeset
297 } catch (java.lang.IllegalArgumentException e){
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diff changeset
298 log.error("cannot create geometry for "+result.getString(0));
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diff changeset
299 }
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300 }
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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301
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
302 DataStoreFactorySpi dataStoreFactory = new ShapefileDataStoreFactory();
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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303
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
304 Transaction transaction = null;
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305
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306 boolean success = false;
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
307 try {
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diff changeset
308 ShapefileDataStore newDataStore =
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
309 (ShapefileDataStore)dataStoreFactory.createNewDataStore(params);
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310
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
311 newDataStore.createSchema(type);
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
312 newDataStore.forceSchemaCRS(DefaultGeographicCRS.WGS84);
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
313
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
314 transaction = new DefaultTransaction("create");
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
315
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
316 String typeName = newDataStore.getTypeNames()[0];
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
317
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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parents: 498
diff changeset
318 FeatureStore<SimpleFeatureType, SimpleFeature> featureStore =
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
319 (FeatureStore<SimpleFeatureType, SimpleFeature>)
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
320 newDataStore.getFeatureSource(typeName);
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parents: 498
diff changeset
321
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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diff changeset
322 featureStore.setTransaction(transaction);
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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parents: 498
diff changeset
323
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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parents: 498
diff changeset
324 featureStore.addFeatures(collection);
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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parents: 498
diff changeset
325 transaction.commit();
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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parents: 498
diff changeset
326 success = true;
778
9a828e5a2390 Removed trailing whitespace
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diff changeset
327 }
649
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
328 catch (IOException ioe) {
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
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parents: 498
diff changeset
329 log.error(ioe.getLocalizedMessage(), ioe);
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
330 }
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
331 finally {
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
332 if (transaction != null) {
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
333 if (!success) {
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
334 try { transaction.rollback(); }
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
335 catch (IOException ioe) {}
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
336 }
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
337 try { transaction.close(); }
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
338 catch (IOException ioe) {}
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
339 }
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
340 }
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
341
799
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Tim Englich <tim.englich@intevation.de>
parents: 780
diff changeset
342 return true;
649
4fc97074eb90 Added Support for writing Shapefiles and Export them as an Zipfile for the Product Layer.
Tim Englich <tim.englich@intevation.de>
parents: 498
diff changeset
343 }
778
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Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 761
diff changeset
344
806
2cea76f1112e Added Javadoc in utils package.
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diff changeset
345
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
346 /**
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
347 * Write multipolygons to file.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
348 *
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
349 * @param shapeFile The shapefile.
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parents: 799
diff changeset
350 * @param parameterId The parameter id.
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diff changeset
351 * @param layer The layer.
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
352 * @param date The date.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
353 * @param multiPolygons Multipolygons.
2cea76f1112e Added Javadoc in utils package.
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parents: 799
diff changeset
354 * @param name A name.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
355 * @return true, if shapefile writing was successful - otherwise false.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
356 */
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
357 public static boolean writeMultiPolygonsToFile(
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
358 File shapeFile,
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
359 Integer parameterId,
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
360 Integer layer,
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
361 Date date,
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
362 Map<Integer, MultiPolygon> multiPolygons,
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
363 String name
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
364 ) {
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
365 Map<String, Serializable> params = new HashMap<String, Serializable>();
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
366
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
367 try {
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
368 params.put("url", shapeFile.toURI().toURL());
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
369 }
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
370 catch (MalformedURLException mue) {
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
371 log.error(mue.getLocalizedMessage(), mue);
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
372 return false;
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
373 }
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
374
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
375 params.put("create spatial index", Boolean.TRUE);
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
376
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
377
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
378 if (name == 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
379 name = shapeFile.getName();
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
380 }
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
381
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
382 SimpleFeatureType TYPE;
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 761
diff changeset
383
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 761
diff changeset
384 try {
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
385 TYPE = DataUtilities.createType(
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
386 name,
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
387 "geom:MultiPolygon:srid=4326," +
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 761
diff changeset
388 "PARAMETER:Integer," +
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
389 "LAYER:Integer," +
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
390 "DATE:Date," +
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
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:
diff changeset
392 }
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
393 catch (SchemaException se) {
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
394 log.error(se.getLocalizedMessage(), se);
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
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:
diff changeset
396 }
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
397
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
398 SimpleFeatureBuilder featureBuilder =
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
399 new SimpleFeatureBuilder(TYPE);
4080b57dcb52 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
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
402 FeatureCollections.newCollection();
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
403
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
404 for (Map.Entry<Integer, MultiPolygon> entry:
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
405 multiPolygons.entrySet()
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
406 ) {
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
407 featureBuilder.add(entry.getValue());
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
408 featureBuilder.add(parameterId);
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
409 featureBuilder.add(layer);
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
410 featureBuilder.add(date);
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
411 featureBuilder.add(entry.getKey());
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
412 SimpleFeature feature = featureBuilder.buildFeature(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
413 collection.add(feature);
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
414 }
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
415
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
416 DataStoreFactorySpi dataStoreFactory = new ShapefileDataStoreFactory();
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
417
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
420 boolean success = false;
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
421 try {
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
422 ShapefileDataStore newDataStore =
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
423 (ShapefileDataStore)dataStoreFactory.createNewDataStore(params);
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
424
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
425 newDataStore.createSchema(TYPE);
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
426 newDataStore.forceSchemaCRS(DefaultGeographicCRS.WGS84);
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
427
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
428 transaction = new DefaultTransaction("create");
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
429
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
430 String typeName = newDataStore.getTypeNames()[0];
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
431
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
432 FeatureStore<SimpleFeatureType, SimpleFeature> featureStore =
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
433 (FeatureStore<SimpleFeatureType, SimpleFeature>)
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
434 newDataStore.getFeatureSource(typeName);
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
435
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
436 featureStore.setTransaction(transaction);
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
437
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
438 featureStore.addFeatures(collection);
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
439 transaction.commit();
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
440 success = true;
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 761
diff changeset
441 }
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
442 catch (IOException ioe) {
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
443 log.error(ioe.getLocalizedMessage(), ioe);
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
444 }
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
445 finally {
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
446 if (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
447 if (!success) {
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
448 try { transaction.rollback(); }
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
449 catch (IOException ioe) {}
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
450 }
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
451 try { transaction.close(); }
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
452 catch (IOException ioe) {}
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
453 }
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
454 }
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
455
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
456 return success;
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
457 }
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
458
806
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
459 /**
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
460 * Returns an object as Double.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
461 *
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
462 * @param a An object.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
463 * @return Object <i>a</i> as Double. If <i>a</i> is not a double and no
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
464 * number, 0d is returned.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
465 */
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
466 private static final Double asDouble(Object a) {
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
467 if (a instanceof Double) {
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
468 return (Double)a;
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
469 }
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
470 if (a instanceof Number) {
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
471 return Double.valueOf(((Number)a).doubleValue());
498
4080b57dcb52 Upgraded to Geotools 2.5.8. Write polygons and line strings to
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 465
diff changeset
472 }
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
473 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
474 }
760
f82e57a60124 Added a further column in the isolines shapefile to store a description used to be displayed as labels in a wms layer (issue209).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 727
diff changeset
475
806
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
476 /**
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
477 * Turns a double value into a string representation taking account of the
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
478 * locale.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
479 *
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
480 * @param value A double value.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
diff changeset
481 * @return The double value formatted as string.
2cea76f1112e Added Javadoc in utils package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 799
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482 */
760
f82e57a60124 Added a further column in the isolines shapefile to store a description used to be displayed as labels in a wms layer (issue209).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 727
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483 private static final String value2description(Double value) {
f82e57a60124 Added a further column in the isolines shapefile to store a description used to be displayed as labels in a wms layer (issue209).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 727
diff changeset
484 return format.format(value);
f82e57a60124 Added a further column in the isolines shapefile to store a description used to be displayed as labels in a wms layer (issue209).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 727
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485 }
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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486 }
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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487 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org