annotate src/java/de/intevation/mxd/reader/MXDReader.java @ 232:4fc0635000d6

Merged with upstream
author Stephan Holl <stephan.holl@intevation.de>
date Mon, 01 Aug 2011 10:56:15 +0200
parents 0bde090506f9
children df4e0946ef02
rev   line source
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1 package de.intevation.mxd.reader;
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2
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3 import java.io.IOException;
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4
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5 import org.apache.log4j.Logger;
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6
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7 import com.esri.arcgis.carto.ILayer;
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8 import com.esri.arcgis.carto.IMap;
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9 import com.esri.arcgis.carto.MapDocument;
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10 import com.esri.arcgis.carto.FeatureLayer;
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11 import com.esri.arcgis.carto.GdbRasterCatalogLayer;
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12 import com.esri.arcgis.carto.IFeatureRenderer;
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13 import com.esri.arcgis.carto.SimpleRenderer;
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14 import com.esri.arcgis.carto.ClassBreaksRenderer;
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15 import com.esri.arcgis.carto.UniqueValueRenderer;
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16 import com.esri.arcgis.carto.GroupLayer;
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17
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18 import org.w3c.dom.Document;
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19 import org.w3c.dom.Element;
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20
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21 import de.intevation.mxd.ArcGISInitializer;
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22 import de.intevation.mxd.utils.MapToXMLUtils;
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23
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24 /**
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25 * The MXD file reader.
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26 *
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27 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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28 */
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29 public class MXDReader
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30 implements IReader {
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31 /**
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32 * The Logger.
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33 */
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34 private static final Logger logger = Logger.getLogger(MXDReader.class);
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35
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36 /**
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37 * Private member.
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38 */
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39 private String filename = "";
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40 private ArcGISInitializer initializer = null;
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41 private MapToXMLUtils util;
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42 private IMap map;
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43 private int invalidLayerCount;
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44
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45 /**
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46 * Default constructor.
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47 */
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48 public MXDReader()
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49 throws IOException {
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50 logger.debug("constructor()");
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51 initializer = new ArcGISInitializer();
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52 util = new MapToXMLUtils();
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53 invalidLayerCount = 0;
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54 }
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56
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57 /**
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58 * Initialize the ArcGIS Objects.
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59 */
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60 public boolean init()
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61 throws IOException {
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62 logger.debug("init()");
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63 if(!initializer.initArcGIS()) {
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64 return false;
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65 }
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66 if(!initializer.initArcGISLicenses()) {
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67 return false;
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68 }
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69 return true;
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70 }
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71
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72 /**
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73 * Shutdown the ArcGIS Objects.
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74 */
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75 public boolean shutdown()
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76 throws IOException {
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77 logger.debug("shutdown()");
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78 if(initializer == null) {
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79 throw new IOException("Faild to shutdown!");
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80 }
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81 else {
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82 initializer.shutdownArcGIS();
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83 return true;
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84 }
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85 }
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86
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87 /**
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88 * Set the path and filename to the MXD-File.
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89 *
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90 * @param name The MXD filename.
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91 */
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92 public void setFilename(String name) {
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93 logger.debug("setFilename()");
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94 filename = name;
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95 }
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96
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97 /**
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98 * Get the map document from MXD.
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99 */
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100 private void openMapDocument()
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101 throws IOException {
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102 MapDocument m = new MapDocument();
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103 if(!m.isMapDocument(filename)) {
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104 throw new IOException(filename + " is not a map!");
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105 }
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106 m.open(filename, null);
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107 map = m.getMap(0);
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108 }
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109
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110 /**
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111 * Read the MXD file content.
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112 */
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113 public boolean read()
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114 throws Exception {
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115 logger.debug("read()");
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116 if(filename == "") {
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117 throw new IOException("Please set filename!");
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118 }
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119 else {
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120 util.addFilename(filename);
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121 openMapDocument();
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122 MapReader mreader;
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123 try {
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124 mreader = new MapReader (map);
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125 mreader.setUtil(util);
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126 mreader.read();
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127
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128 }
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129 catch(Exception e) {
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130 throw e;
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131 }
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132
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133 for(int i = 0; i < map.getLayerCount();i++) {
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134 ILayer layer = map.getLayer(i);
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135 try {
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136 if (layer instanceof FeatureLayer) {
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137 FeatureLayerReader lr = new FeatureLayerReader(layer);
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138 lr.setUtil(util);
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139 Element layerElement = lr.read();
133
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140 if (layerElement == null) {
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141 continue;
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142 }
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143 IFeatureRenderer renderer =
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144 ((FeatureLayer)layer).getRenderer();
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145 IRendererReader rreader;
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146 if(renderer instanceof SimpleRenderer) {
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147 rreader = new SimpleRendererReader(renderer);
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148 rreader.setParent(layerElement);
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149 rreader.setUtil(util);
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150 rreader.read();
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151 }
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152 else if(renderer instanceof ClassBreaksRenderer) {
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153 rreader = new ClassBreakRendererReader(renderer);
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154 rreader.setParent(layerElement);
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155 rreader.setUtil(util);
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156 rreader.read();
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157 }
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158 else if(renderer instanceof UniqueValueRenderer) {
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159 rreader = new UniqueValueRendererReader(renderer);
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160 rreader.setParent(layerElement);
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161 rreader.setUtil(util);
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162 rreader.read();
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163 }
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164 else{
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165 logger.debug("Not a known renderer type " +
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166 renderer.getClass().toString());
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167 }
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168 }
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169 else if(layer instanceof GdbRasterCatalogLayer) {
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170 GdbRasterCatalogLayerReader gclr =
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171 new GdbRasterCatalogLayerReader(layer);
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172 gclr.setUtil(util);
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173 Element layerElement = gclr.read();
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174 IFeatureRenderer renderer =
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175 ((GdbRasterCatalogLayer)layer).getRenderer();
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176 IRendererReader rreader;
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177 if(renderer instanceof SimpleRenderer) {
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178 rreader = new SimpleRendererReader(renderer);
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179 rreader.setParent(layerElement);
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180 rreader.setUtil(util);
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181 rreader.read();
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182 }
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183 else if(renderer instanceof ClassBreaksRenderer) {
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184 rreader = new ClassBreakRendererReader(renderer);
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185 rreader.setParent(layerElement);
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186 rreader.setUtil(util);
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187 rreader.read();
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188 }
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189 else if(renderer instanceof UniqueValueRenderer) {
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190 rreader = new UniqueValueRendererReader(renderer);
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191 rreader.setParent(layerElement);
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192 rreader.setUtil(util);
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193 rreader.read();
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194 }
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195 else {
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196 logger.debug("Not a known renderer type " +
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197 renderer.getClass().toString());
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198 }
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199 }
148
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200 else if(layer instanceof GroupLayer) {
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201 GroupLayerReader gl = new GroupLayerReader(layer);
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202 gl.setUtil(util);
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203 Element layerElement = gl.read();
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204 if(layerElement == null) {
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205 throw new IOException ("Error reading grouplayer.");
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206 }
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207 }
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208 else {
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209 logger.info(
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210 "Layertype not known: " +
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211 layer.getClass().toString());
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212 }
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213 }
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214 catch(Exception e) {
118
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215 invalidLayerCount++;
133
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216 if(i == 0 && (i + 1) == map.getLayerCount() ||
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217 invalidLayerCount == map.getLayerCount()) {
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218 throw new IOException(
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219 "No valid layer in MXD file." +
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220 " Aborting.");
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221 }
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222 }
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223 }
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224 }
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225 return true;
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226 }
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227
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228 /**
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229 * Get the root DOM document.
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230 */
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231 public Document getMapDocument() {
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232 logger.debug("getMapDocument()");
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233 return util.getDocument();
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234 }
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235 }
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236 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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