Mercurial > mxd2map
view src/java/de/intevation/mxd/reader/MXDReader.java @ 217:13f1cf17f620
[mq]: arcpy_image
author | Stephan Holl <stephan.holl@intevation.de> |
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date | Mon, 25 Jul 2011 11:01:53 +0200 |
parents | 0bde090506f9 |
children | df4e0946ef02 |
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package de.intevation.mxd.reader; import java.io.IOException; import org.apache.log4j.Logger; import com.esri.arcgis.carto.ILayer; import com.esri.arcgis.carto.IMap; import com.esri.arcgis.carto.MapDocument; import com.esri.arcgis.carto.FeatureLayer; import com.esri.arcgis.carto.GdbRasterCatalogLayer; import com.esri.arcgis.carto.IFeatureRenderer; import com.esri.arcgis.carto.SimpleRenderer; import com.esri.arcgis.carto.ClassBreaksRenderer; import com.esri.arcgis.carto.UniqueValueRenderer; import com.esri.arcgis.carto.GroupLayer; import org.w3c.dom.Document; import org.w3c.dom.Element; import de.intevation.mxd.ArcGISInitializer; import de.intevation.mxd.utils.MapToXMLUtils; /** * The MXD file reader. * * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> */ public class MXDReader implements IReader { /** * The Logger. */ private static final Logger logger = Logger.getLogger(MXDReader.class); /** * Private member. */ private String filename = ""; private ArcGISInitializer initializer = null; private MapToXMLUtils util; private IMap map; private int invalidLayerCount; /** * Default constructor. */ public MXDReader() throws IOException { logger.debug("constructor()"); initializer = new ArcGISInitializer(); util = new MapToXMLUtils(); invalidLayerCount = 0; } /** * Initialize the ArcGIS Objects. */ public boolean init() throws IOException { logger.debug("init()"); if(!initializer.initArcGIS()) { return false; } if(!initializer.initArcGISLicenses()) { return false; } return true; } /** * Shutdown the ArcGIS Objects. */ public boolean shutdown() throws IOException { logger.debug("shutdown()"); if(initializer == null) { throw new IOException("Faild to shutdown!"); } else { initializer.shutdownArcGIS(); return true; } } /** * Set the path and filename to the MXD-File. * * @param name The MXD filename. */ public void setFilename(String name) { logger.debug("setFilename()"); filename = name; } /** * Get the map document from MXD. */ private void openMapDocument() throws IOException { MapDocument m = new MapDocument(); if(!m.isMapDocument(filename)) { throw new IOException(filename + " is not a map!"); } m.open(filename, null); map = m.getMap(0); } /** * Read the MXD file content. */ public boolean read() throws Exception { logger.debug("read()"); if(filename == "") { throw new IOException("Please set filename!"); } else { util.addFilename(filename); openMapDocument(); MapReader mreader; try { mreader = new MapReader (map); mreader.setUtil(util); mreader.read(); } catch(Exception e) { throw e; } for(int i = 0; i < map.getLayerCount();i++) { ILayer layer = map.getLayer(i); try { if (layer instanceof FeatureLayer) { FeatureLayerReader lr = new FeatureLayerReader(layer); lr.setUtil(util); Element layerElement = lr.read(); if (layerElement == null) { continue; } IFeatureRenderer renderer = ((FeatureLayer)layer).getRenderer(); IRendererReader rreader; if(renderer instanceof SimpleRenderer) { rreader = new SimpleRendererReader(renderer); rreader.setParent(layerElement); rreader.setUtil(util); rreader.read(); } else if(renderer instanceof ClassBreaksRenderer) { rreader = new ClassBreakRendererReader(renderer); rreader.setParent(layerElement); rreader.setUtil(util); rreader.read(); } else if(renderer instanceof UniqueValueRenderer) { rreader = new UniqueValueRendererReader(renderer); rreader.setParent(layerElement); rreader.setUtil(util); rreader.read(); } else{ logger.debug("Not a known renderer type " + renderer.getClass().toString()); } } else if(layer instanceof GdbRasterCatalogLayer) { GdbRasterCatalogLayerReader gclr = new GdbRasterCatalogLayerReader(layer); gclr.setUtil(util); Element layerElement = gclr.read(); IFeatureRenderer renderer = ((GdbRasterCatalogLayer)layer).getRenderer(); IRendererReader rreader; if(renderer instanceof SimpleRenderer) { rreader = new SimpleRendererReader(renderer); rreader.setParent(layerElement); rreader.setUtil(util); rreader.read(); } else if(renderer instanceof ClassBreaksRenderer) { rreader = new ClassBreakRendererReader(renderer); rreader.setParent(layerElement); rreader.setUtil(util); rreader.read(); } else if(renderer instanceof UniqueValueRenderer) { rreader = new UniqueValueRendererReader(renderer); rreader.setParent(layerElement); rreader.setUtil(util); rreader.read(); } else { logger.debug("Not a known renderer type " + renderer.getClass().toString()); } } else if(layer instanceof GroupLayer) { GroupLayerReader gl = new GroupLayerReader(layer); gl.setUtil(util); Element layerElement = gl.read(); if(layerElement == null) { throw new IOException ("Error reading grouplayer."); } } else { logger.info( "Layertype not known: " + layer.getClass().toString()); } } catch(Exception e) { invalidLayerCount++; if(i == 0 && (i + 1) == map.getLayerCount() || invalidLayerCount == map.getLayerCount()) { throw new IOException( "No valid layer in MXD file." + " Aborting."); } } } } return true; } /** * Get the root DOM document. */ public Document getMapDocument() { logger.debug("getMapDocument()"); return util.getDocument(); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :