Application: gvSIG desktop » gvSIG raster

/* 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.

 *

 */

package org.gvsig.raster.impl.process;

import java.util.EventObject;

import org.gvsig.fmap.dal.coverage.exception.ProcessInterruptedException;

import org.gvsig.fmap.dal.coverage.process.CancelEvent;

/**

 * Clase que deben contener los procesos de raster. Un proceso debe registrarse

 * al arrancar y eliminarse al terminar o ser cancelado. El proceso debe ser

 * el encargado de realizar estas acciones.

 * 

 * @version 30/08/2007

 * @author Nacho Brodin (nachobrodin@gmail.com)

 */

public class RasterTask {

        public EventObject activeEvent = null;

        public Object      process     = null;

        private String     idThread    = "";

        /**

         * Asigna la clase que contiene el proceso.

         * @param process

         */

        public RasterTask(Object process) {

                idThread = Thread.currentThread().getId() + "";

                this.process = process;

        }

        /**

         * Asigna el evento

         * @param ev EventObject

         */

        public void setEvent(EventObject ev) {

                activeEvent = ev;

        }

        /**

         * Obtiene el evento

         * @return EventObject

         */

        public EventObject getEvent() {

                return activeEvent;

        }

        /**

         * Obtiene el identificador ?nico del proceso. 

         * @return Identificador del proceso

         */

        public String getID() {

                return idThread;

        }

        /**

         * Gesti?n de las se?ales. Este m?todo define las acciones por defecto para

         * cada se?al. No es necesario utilizar estas. Se puede en cada caso, hacer un m?todo

         * manageEvent en el que se gestione las acciones concretas de una se?al.

         * 

         * @param ev Evento a gestionar

         */

        public  void manageEvent(EventObject ev) throws ProcessInterruptedException {

                if (ev instanceof CancelEvent)

                        throw new ProcessInterruptedException("Proceso cancelado por se?al del usuario.");

        }

}