Application: gvSIG desktop

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program 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 General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 */

/*

 * AUTHORS (In addition to CIT):

 * 2010 Prodevelop S.L. main development

 * http://www.prodevelop.es

 */

package org.gvsig.remoteclient.arcims;

import java.io.IOException;

import java.net.ConnectException;

import org.gvsig.remoteclient.arcims.utils.ServiceInfoTags;

/**

 * Factory to create a proper handler based on the service type (ImageServer of

 * FeatureServer)

 * 

 */

public class ArcImsProtocolHandlerFactory {

        /**

         * Stablishes the type of Handler according with the service type that will

         * communicate with the server and returns a convenient ProtocolHandler

         * 

         * @param servicetype

         * @return instance of a client that is able to communicate with the host

         */

        public static ArcImsProtocolHandler negotiate(String servicetype)

                        throws ConnectException, IOException {

                ArcImsProtocolHandler handler = createVersionDriver(servicetype);

                return handler;

        }

        /**

         * It creates an instance of a ArcImsProtocolHandler class.

         * 

         * @param type

         *            of the driver to be created

         * @return ArcImsDriver

         */

        private static ArcImsProtocolHandler createVersionDriver(String type) {

                try {

                        Class driver = null;

                        if (type.equals(ServiceInfoTags.vIMAGESERVICE)) {

                                driver = Class

                                                .forName("org.gvsig.remoteclient.arcims.ArcImsProtImageHandler");

                        } else {

                                driver = Class

                                                .forName("org.gvsig.remoteclient.arcims.ArcImsProtFeatureHandler");

                        }

                        return (ArcImsProtocolHandler) driver.newInstance();

                } catch (Exception e) {

                        e.printStackTrace();

                        return null;

                }

        }

}