//$HeadURL$
/*----------------------------------------------------------------------------
This file is part of deegree, http://deegree.org/
Copyright (C) 2001-2009 by:
- Department of Geography, University of Bonn -
and
- lat/lon GmbH -
This library is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free
Software Foundation; either version 2.1 of the License, or (at your option)
any later version.
This library is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
details.
You should have received a copy of the GNU Lesser General Public License
along with this library; if not, write to the Free Software Foundation, Inc.,
59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact information:
lat/lon GmbH
Aennchenstr. 19, 53177 Bonn
Germany
http://lat-lon.de/
Department of Geography, University of Bonn
Prof. Dr. Klaus Greve
Postfach 1147, 53001 Bonn
Germany
http://www.geographie.uni-bonn.de/deegree/
e-mail: info@deegree.org
----------------------------------------------------------------------------*/
package org.deegree.igeo.commands.model;
import static java.util.Collections.singletonList;
import java.awt.Color;
import java.net.URI;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.UUID;
import org.deegree.datatypes.QualifiedName;
import org.deegree.datatypes.Types;
import org.deegree.framework.util.BootLogger;
import org.deegree.framework.util.Pair;
import org.deegree.graphics.sld.Mark;
import org.deegree.graphics.sld.PointSymbolizer;
import org.deegree.graphics.sld.StyleFactory;
import org.deegree.graphics.sld.UserStyle;
import org.deegree.igeo.ApplicationContainer;
import org.deegree.igeo.config.DirectStyleType;
import org.deegree.igeo.config.EnvelopeType;
import org.deegree.igeo.config.MemoryDatasourceType;
import org.deegree.igeo.config.LayerType.MetadataURL;
import org.deegree.igeo.mapmodel.Datasource;
import org.deegree.igeo.mapmodel.DirectStyle;
import org.deegree.igeo.mapmodel.Layer;
import org.deegree.igeo.mapmodel.MapModel;
import org.deegree.igeo.mapmodel.MemoryDatasource;
import org.deegree.igeo.mapmodel.NamedStyle;
import org.deegree.igeo.mapmodel.SystemLayer;
import org.deegree.kernel.AbstractCommand;
import org.deegree.kernel.Command;
import org.deegree.model.Identifier;
import org.deegree.model.feature.Feature;
import org.deegree.model.feature.FeatureCollection;
import org.deegree.model.feature.FeatureFactory;
import org.deegree.model.feature.FeatureProperty;
import org.deegree.model.feature.schema.FeatureType;
import org.deegree.model.feature.schema.PropertyType;
import org.deegree.model.spatialschema.Envelope;
import org.deegree.model.spatialschema.Point;
import org.deegree.ogcbase.CommonNamespaces;
/**
* {@link Command} implementation for adding a layer containing information about errors (e.g. invalid geometries)
*
* @author <a href="mailto:name@deegree.org">Andreas Poth</a>
* @author last edited by: $Author$
*
* @version $Revision$, $Date$
*/
public class AddErrorLayerCommand extends AbstractCommand {
private static final QualifiedName name = new QualifiedName( "Add Error Layer" );
private ApplicationContainer<?> appCont;
private Layer sourceLayer;
private List<Pair<String, Point>> errorLocations;
private Layer newLayer;
private static FeatureType ft;
static {
try {
if ( ft == null ) {
PropertyType[] pt = new PropertyType[3];
URI nsp = URI.create( "http://www.deegree.org/igeo" );
pt[0] = FeatureFactory.createPropertyType( new QualifiedName( "ID", nsp ),
new QualifiedName( "xsd", "int", CommonNamespaces.XSNS ),
true );
pt[1] = FeatureFactory.createPropertyType( new QualifiedName( "error", nsp ),
new QualifiedName( "xsd", "string", CommonNamespaces.XSNS ),
true );
pt[2] = FeatureFactory.createPropertyType( new QualifiedName( "geom", nsp ),
Types.GEOMETRY_PROPERTY_NAME, true );
ft = FeatureFactory.createFeatureType( new QualifiedName( "error" ), false, pt );
}
} catch ( Exception e ) {
BootLogger.logError( e.getMessage(), e );
}
}
/**
*
* @param appCont
* @param sourceLayer
* @param errorLocations
*/
public AddErrorLayerCommand( ApplicationContainer<?> appCont, Layer sourceLayer,
List<Pair<String, Point>> errorLocations ) {
this.appCont = appCont;
this.sourceLayer = sourceLayer;
this.errorLocations = errorLocations;
}
/*
* (non-Javadoc)
*
* @see org.deegree.kernel.Command#execute()
*/
public void execute()
throws Exception {
FeatureCollection resultFC = FeatureFactory.createFeatureCollection( "UUID_" + UUID.randomUUID().toString(),
errorLocations.size() );
PropertyType[] pt = ft.getProperties();
for ( int i = 0; i < errorLocations.size(); i++ ) {
FeatureProperty[] fp = new FeatureProperty[3];
fp[0] = FeatureFactory.createFeatureProperty( pt[0].getName(), i );
fp[1] = FeatureFactory.createFeatureProperty( pt[1].getName(), errorLocations.get( i ).first );
fp[2] = FeatureFactory.createFeatureProperty( pt[2].getName(), errorLocations.get( i ).second );
Feature feature = FeatureFactory.createFeature( "UUID_" + UUID.randomUUID().toString(), ft, fp );
resultFC.add( feature );
}
Envelope env = resultFC.getBoundedBy();
MemoryDatasourceType mdst = new MemoryDatasourceType();
EnvelopeType et = new EnvelopeType();
et.setMinx( env.getMin().getX() );
et.setMiny( env.getMin().getY() );
et.setMaxx( env.getMax().getX() );
et.setMaxy( env.getMax().getY() );
MapModel mm = appCont.getMapModel( null );
et.setCrs( mm.getCoordinateSystem().getPrefixedName() );
mdst.setExtent( et );
mdst.setMinScaleDenominator( 0d );
mdst.setMaxScaleDenominator( 100000000d );
Datasource ds = new MemoryDatasource( mdst, null, null, resultFC );
Identifier id = new Identifier( "error_" + sourceLayer.getTitle() );
int i = 0;
while ( mm.exists( id ) ) {
id = new Identifier( "error_" + sourceLayer.getTitle() + "_" + i++ );
}
newLayer = new SystemLayer( mm, id, id.getValue(), id.getValue(), singletonList( ds ),
Collections.<MetadataURL> emptyList() );
UserStyle us = (UserStyle) StyleFactory.createPointStyle( "circle", Color.WHITE, Color.GREEN, 4, 0, 30, 0, 0,
9E99 );
// set mark fill to be 30% opaque
PointSymbolizer ps = (PointSymbolizer) us.getFeatureTypeStyles()[0].getRules()[0].getSymbolizers()[0];
( (Mark) ps.getGraphic().getMarksAndExtGraphics()[0] ).getFill().setOpacity( 0.3 );
DirectStyleType dst = new DirectStyleType();
dst.setName( us.getName() );
dst.setTitle( us.getTitle() );
dst.setAbstract( us.getAbstract() );
dst.setCurrent( true );
List<NamedStyle> styles = new ArrayList<NamedStyle>();
styles.add( new DirectStyle( dst, us, newLayer ) );
newLayer.setStyles( styles );
newLayer.setEditable( false );
mm.insert( newLayer, sourceLayer.getParent(), null, true );
}
/*
* (non-Javadoc)
*
* @see org.deegree.kernel.Command#getName()
*/
public QualifiedName getName() {
return name;
}
/*
* (non-Javadoc)
*
* @see org.deegree.kernel.Command#getResult()
*/
public Object getResult() {
return newLayer;
}
}