Mercurial > mxd2map
view src/java/de/intevation/mxd/reader/FeatureLayerReader.java @ 153:7ed49420ee5a
Changed min scale and max scale in writer.
author | vc11884admin@VC11884.win.bsh.de |
---|---|
date | Thu, 30 Jun 2011 14:31:01 +0200 |
parents | a4ab239509f1 |
children | f3a91cd7440b |
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package de.intevation.mxd.reader; import org.apache.log4j.Logger; import com.esri.arcgis.carto.ILayer; import com.esri.arcgis.carto.FeatureLayer; import com.esri.arcgis.geodatabase.FeatureClassName; import com.esri.arcgis.system.IName; import com.esri.arcgis.system.IPropertySet; import org.w3c.dom.Element; import de.intevation.mxd.utils.MapToXMLUtils; import java.io.IOException; import com.esri.arcgis.interop.AutomationException; /** * Reads Layer information. * * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> */ public class FeatureLayerReader implements ILayerReader { /** * The logger. */ private static final Logger logger = Logger.getLogger(FeatureLayerReader.class); /** * Privte member. */ private FeatureLayer layer; private MapToXMLUtils util; public FeatureLayerReader(ILayer layer) throws Exception { if(layer instanceof FeatureLayer) { this.layer = (FeatureLayer)layer; } else { throw new Exception("Not an instance of FeatureLayer: " + layer.getClass().toString()); } } /** * Setter for XML document helper. * * @param util The helper for storing map information. */ public void setUtil(MapToXMLUtils util) { this.util = util; } /** * Reads the Layer content. * * @return The layer XML element. */ public Element read() throws IOException{ logger.debug("read()"); Element layerElement; try { layerElement = util.addLayer(); } catch(Exception e) { logger.error("Failed to create DOM-Element for Layer."); return null; } try { layerElement.setAttribute("name", layer.getName()); } catch(IOException ioe) { logger.warn( "Could not read layer name." + " Stopped reading layer."); throw new IOException("Error reading layer name."); } try { layerElement.setAttribute("min_scale", String.valueOf(layer.getMinimumScale())); } catch(IOException ioe) { logger.warn("Could not read minimum scale."); } try { layerElement.setAttribute("max_scale", String.valueOf(layer.getMaximumScale())); } catch(IOException ioe) { logger.warn( "Could not read maximum scale."); } try { if(layer.isVisible()) { layerElement.setAttribute("status", "on"); } else { layerElement.setAttribute("status", "off"); } } catch(IOException ioe) { logger.warn( "Could not read layer status." + " Setting layer status to \"on\"."); layerElement.setAttribute("status", "on"); } int type = 0; try { type = layer.getShapeType(); } catch(IOException ioe) { logger.warn("Could not read shape type."); throw new IOException("Error reading shape type."); } switch (type) { case 0: layerElement.setAttribute("type", "none"); break; case 1: layerElement.setAttribute("type", "point"); break; case 3: layerElement.setAttribute("type", "line"); break; case 4: layerElement.setAttribute("type", "polygon"); break; } try { layerElement.setAttribute("definition_query", layer.getDefinitionExpression()); } catch(IOException ioe) { logger.warn( "Could not read definition query."); } try { IName fcn = layer.getDataSourceName(); if(fcn instanceof FeatureClassName) { FeatureClassName name = (FeatureClassName)fcn; layerElement.setAttribute("data_source", name.getName()); } else { logger.debug ( "Unknown FeatureClass name:" + fcn.getClass().toString()); } } catch(IOException ioe) { logger.warn( "Could not read datasource." + " Stopped reading layer " + layer.getName() + "."); util.removeLayer(layerElement); return null; } try { String datatype = layer.getDataSourceType(); if(layer.getWorkspace().getType() == 0) { layerElement.setAttribute("connection_type", "local"); layerElement.setAttribute( "workspace", layer.getWorkspace().getPathName()); } else if(layer.getWorkspace().getType() == 1){ layerElement.setAttribute("connection_type", "ogr"); layerElement.setAttribute( "data", layer.getFeatureClass().getFeatureDataset().getName()); layerElement.setAttribute( "workspace", layer.getWorkspace().getPathName()); } else if(layer.getWorkspace().getType() == 2) { IPropertySet set = layer.getWorkspace().getConnectionProperties(); Object names[] = new Object[set.getCount()]; Object prop[] = new Object[set.getCount()]; set.getAllProperties(names, prop); layerElement.setAttribute("connection_type", "SDE"); for(int i = 0; i < names.length; i++) { if(names[i] != null) { String[] prop_names = (String[])names[i]; for(int j = 0; j < prop_names.length; j++) { layerElement.setAttribute( prop_names[j].toLowerCase(), set.getProperty(prop_names[j]).toString()); } } } try { layerElement.setAttribute( "join_table", layer.getRelationshipClass() .getOriginClass().getAliasName()); layerElement.setAttribute( "join_field", layer.getRelationshipClass().getOriginPrimaryKey()); layerElement.setAttribute( "join_table_target", layer.getRelationshipClass() .getDestinationClass().getAliasName()); layerElement.setAttribute( "join_field_target", layer.getRelationshipClass().getOriginForeignKey()); } catch(AutomationException ioe) { //Do nothing, cause no jointable defined. } catch(IOException ae) { //Do nothing, cause no jointable defined. } catch(NullPointerException npe) { //Do nothing, cause no jointable defined. } } } catch(Exception e) { logger.error( "Could not read layer datasource." + " Stopped reading layer " + layer.getName() + "."); util.removeLayer(layerElement); return null; } return layerElement; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :