Mercurial > mxd2map

annotate src/java/de/intevation/mxd/reader/FeatureLayerReader.java @ 115:fb93f20478cc

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Improved exception handling for symbol reader.
author Raimund Renkert <rrenkert@intevation.de>
date Wed, 15 Jun 2011 16:48:42 +0200
parents 0db6eacad0e6
children 6c3d880db7c5
rev   line source
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1 package de.intevation.mxd.reader;
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2
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3 import org.apache.log4j.Logger;
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4
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5 import com.esri.arcgis.carto.ILayer;
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6 import com.esri.arcgis.carto.FeatureLayer;
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7 import com.esri.arcgis.geodatabase.FeatureClassName;
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8 import com.esri.arcgis.system.IName;
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9 import com.esri.arcgis.system.IPropertySet;
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77cfa8092611 Write FeatureLayer attributes to XML document.
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10 import org.w3c.dom.Element;
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11
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12 import de.intevation.mxd.utils.MapToXMLUtils;
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13
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14 /**
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15 * Reads Layer information.
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16 *
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17 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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18 */
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19 public class FeatureLayerReader
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20 implements ILayerReader {
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22 /**
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23 * The logger.
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24 */
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25 private static final Logger logger =
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26 Logger.getLogger(FeatureLayerReader.class);
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28 /**
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29 * Privte member.
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30 */
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31 private FeatureLayer layer;
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32 private MapToXMLUtils util;
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34
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35 public FeatureLayerReader(ILayer layer)
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36 throws Exception {
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37 if(layer instanceof FeatureLayer) {
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38 this.layer = (FeatureLayer)layer;
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39 }
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40 else {
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41 throw new Exception("Not an instance of FeatureLayer: " +
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42 layer.getClass().toString());
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43 }
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44 }
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45
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46 /**
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47 * Setter for XML document helper.
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48 *
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49 * @param util The helper for storing map information.
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50 */
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51 public void setUtil(MapToXMLUtils util) {
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52 this.util = util;
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53 }
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54
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55 /**
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56 * Reads the Layer content.
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57 *
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58 * @return The layer XML element.
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59 */
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60 public Element read()
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61 throws Exception {
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62 logger.debug("read()");
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63 Element layerElement = util.addLayer();
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64
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65 layerElement.setAttribute("name", layer.getName());
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66 layerElement.setAttribute("min_scale",
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67 String.valueOf(layer.getMinimumScale()));
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68 layerElement.setAttribute("max_scale",
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69 String.valueOf(layer.getMaximumScale()));
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70 if(layer.isVisible()) {
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71 layerElement.setAttribute("status", "on");
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72 }
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73 else {
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74 layerElement.setAttribute("status", "off");
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75 }
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76
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77 int type = layer.getShapeType();
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78 switch (type) {
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79 case 0: layerElement.setAttribute("type", "none"); break;
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80 case 1: layerElement.setAttribute("type", "point"); break;
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81 case 3: layerElement.setAttribute("type", "line"); break;
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82 case 4: layerElement.setAttribute("type", "polygon"); break;
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83 }
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84
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85 layerElement.setAttribute("definition_query",
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86 layer.getDefinitionExpression());
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87 IName fcn = layer.getDataSourceName();
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88 if(fcn instanceof FeatureClassName) {
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89 FeatureClassName name = (FeatureClassName)fcn;
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90 layerElement.setAttribute("data_source", name.getName());
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91 }
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92 else {
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93 logger.debug ("Unknown FeatureClass name:" + fcn.getClass().toString());
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94 }
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95
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96
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97 String datatype = layer.getDataSourceType();
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98 if(datatype.equals("Shapefile Feature Class")) {
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99 layerElement.setAttribute("connection_type", "local");
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100 layerElement.setAttribute(
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101 "workspace",
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102 layer.getWorkspace().getPathName());
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103 }
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104 else if(datatype.equals("File Geodatabase Feature Class")){
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105 layerElement.setAttribute("connection_type", "ogr");
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106 layerElement.setAttribute("data", layer.getFeatureClass().getFeatureDataset().getName());
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107 layerElement.setAttribute(
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108 "workspace",
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109 layer.getWorkspace().getPathName());
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110
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111 }
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112 else if(datatype.equals("SDE Feature Class")) {
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113 IPropertySet set = layer.getWorkspace().getConnectionProperties();
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114 Object names[] = new Object[set.getCount()];
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115 Object prop[] = new Object[set.getCount()];
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116 set.getAllProperties(names, prop);
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117 layerElement.setAttribute("connection_type", "SDE");
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118 for(int i = 0; i < names.length; i++) {
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119 if(names[i] != null) {
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120 String[] prop_names = (String[])names[i];
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121 for(int j = 0; j < prop_names.length; j++) {
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122 layerElement.setAttribute(
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123 prop_names[j].toLowerCase(),
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124 set.getProperty(prop_names[j]).toString());
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125 }
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126 }
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127 }
100
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128 }
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129 return layerElement;
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130 }
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131 }
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132 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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