/*
 *    GeoTools - The Open Source Java GIS Toolkit
 *    http://geotools.org
 *
 *    (C) 2002-2010, Open Source Geospatial Foundation (OSGeo)
 *
 *    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;
 *    version 2.1 of the License.
 *
 *    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.
 */
package org.geotools.sld.v1_1.bindings;

import org.geotools.data.DataStore;
import org.geotools.data.memory.MemoryDataStore;
import org.geotools.data.simple.SimpleFeatureCollection;
import org.geotools.feature.FeatureCollection;
import org.geotools.sld.bindings.SLDUserLayerBinding;
import org.geotools.sld.v1_1.SLD;
import org.geotools.styling.StyleFactory;
import org.geotools.styling.UserLayer;
import org.geotools.xml.*;
import org.opengis.feature.simple.SimpleFeatureType;
import org.opengis.feature.type.FeatureType;

import javax.xml.namespace.QName;

/**
 * Binding object for the element http://www.opengis.net/sld:UserLayer.
 * 
 * <p>
 * 
 * <pre>
 *  <code>
 *  <xsd:element name="UserLayer">
 *      <xsd:annotation>
 *          <xsd:documentation>
 *          A UserLayer allows a user-defined layer to be built from WFS and
 *          WCS data.
 *        </xsd:documentation>
 *      </xsd:annotation>
 *      <xsd:complexType>
 *          <xsd:sequence>
 *              <xsd:element minOccurs="0" ref="se:Name"/>
 *              <xsd:element minOccurs="0" ref="se:Description"/>
 *              <xsd:choice minOccurs="0">
 *                  <xsd:element ref="sld:RemoteOWS"/>
 *                  <xsd:element ref="sld:InlineFeature"/>
 *              </xsd:choice>
 *              <xsd:choice minOccurs="0">
 *                  <xsd:element ref="sld:LayerFeatureConstraints"/>
 *                  <xsd:element ref="sld:LayerCoverageConstraints"/>
 *              </xsd:choice>
 *              <xsd:element maxOccurs="unbounded" ref="sld:UserStyle"/>
 *          </xsd:sequence>
 *      </xsd:complexType>
 *  </xsd:element> 
 * 	
 *   </code>
 * </pre>
 * 
 * </p>
 * 
 * @generated
 *
 * @source $URL: http://svn.osgeo.org/geotools/branches/2.7.x/build/maven/javadoc/../../../modules/extension/xsd/xsd-sld/src/main/java/org/geotools/sld/v1_1/bindings/UserLayerBinding.java $
 */
public class UserLayerBinding extends SLDUserLayerBinding {

    public UserLayerBinding(StyleFactory styleFactory) {
        super(styleFactory);
    }

    /**
     * <!-- begin-user-doc --> <!-- end-user-doc -->
     * 
     * @generated modifiable
     */
    public Object parse(ElementInstance instance, Node node, Object value) throws Exception {
        UserLayer layer  = (UserLayer) super.parse(instance, node, value);
        
        //TODO: description
        
        if (node.hasChild("InlineFeature")) {
            SimpleFeatureCollection features = (SimpleFeatureCollection) node.getChildValue("InlineFeature");
            SimpleFeatureType type = features.getSchema();
            
            layer.setInlineFeatureType(type);
            layer.setInlineFeatureDatastore(toDataStore(features));
        }

        //TODO:LayerCoverageConstraints
        return layer;
    }

    DataStore toDataStore(FeatureCollection features) {
        return new MemoryDataStore(features);
    }

}