/*
 *    GeoTools - The Open Source Java GIS Toolkit
 *    http://geotools.org
 * 
 *    (C) 2002-2008, 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.styling;



/**
 * LayerFeatureConstraints define what features and feature types are referenced
 * in a layer.
 *
 * <p>
 *        <pre>
 *         <code>
 *  <xsd:element name="LayerFeatureConstraints">
 *      <xsd:annotation>
 *          <xsd:documentation>         LayerFeatureConstraints define what
 *              features & feature types are         referenced in a
 *              layer.       </xsd:documentation>
 *      </xsd:annotation>
 *      <xsd:complexType>
 *          <xsd:sequence>
 *              <xsd:element ref="sld:FeatureTypeConstraint" maxOccurs="unbounded"/>
 *          </xsd:sequence>
 *      </xsd:complexType>
 *  </xsd:element>
 *
 *          </code>
 *         </pre>
 * </p>
 *
 * @author Justin Deoliveira, The Open Planning Project
 *
 *
 * @source $URL$
 */
public interface LayerFeatureConstraints {
    /**
     * @return The feature type constraints.
     */
    FeatureTypeConstraint[] getFeatureTypeConstraints();

    /**
     * @param constraints The new feature type constraints.
     */
    void setFeatureTypeConstraints(FeatureTypeConstraint[] constraints);
}