Application: gvSIG desktop

/* gvSIG. Sistema de Informaci�n Geogr�fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib��ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package org.gvsig.sldsupport.filterencoding.operations;

import java.lang.reflect.Constructor;

import java.lang.reflect.InvocationTargetException;

/**

 * Utils for operators

 *

 * @author Pepe Vidal Salvador - jose.vidal.salvador@iver.es

 *

 */

public class OperatorsUtils {

        public static Object[] getOperatorNames() {

                OperatorsFactory myFactory = OperatorsFactory.getInstance();

                Object[] myOperators = myFactory.functions.keySet().toArray();

                return myOperators;

        }

        public static String getPatternByName(String name) {

                OperatorsFactory myFactory = OperatorsFactory.getInstance();

                myFactory.myClass = (Class) myFactory.functions.get(name);

                Constructor[] cons = myFactory.myClass.getDeclaredConstructors();

                try {

                        Expression exp = (Expression)cons[0].newInstance(cons[0].getParameterTypes()[0].newInstance());

                        return exp.getPattern();

                } catch (IllegalArgumentException e1) {

                        e1.printStackTrace();

                } catch (InstantiationException e1) {

                        e1.printStackTrace();

                } catch (IllegalAccessException e1) {

                        e1.printStackTrace();

                } catch (InvocationTargetException e1) {

                        e1.printStackTrace();

                }

                return null;

        }

}