root / trunk / extensions / extSymbology / src / org / gvsig / symbology / fmap / rendering / filter / operations / OperatorsUtils.java @ 20768
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/* gvSIG. Sistema de Informaci�n Geogr�fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib��ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package org.gvsig.symbology.fmap.rendering.filter.operations; |
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/**
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* Utils for operators
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*
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* @author Pepe Vidal Salvador - jose.vidal.salvador@iver.es
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*
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*/
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public class OperatorsUtils { |
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public static Object[] getOperatorNames() { |
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OperatorsFactory myFactory = new OperatorsFactory();
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Object[] myOperators = myFactory.functions.keySet().toArray(); |
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return myOperators;
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} |
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public static String getPatternByName(String name) { |
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OperatorsFactory myFactory = new OperatorsFactory();
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myFactory.myClass = (Class) myFactory.functions.get(name);
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Expression expression;
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try {
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expression = (Expression) myFactory.myClass.newInstance();
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if (expression == null) |
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return null; |
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return expression.getPattern();
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} catch (InstantiationException e) { |
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e.printStackTrace(); |
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} catch (IllegalAccessException e) { |
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e.printStackTrace(); |
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} |
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return null; |
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} |
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} |