root / trunk / extensions / extSymbology / src / org / gvsig / symbology / fmap / rendering / filter / operations / OperatorsUtils.java @ 23382
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| 1 | 20768 | jdominguez | /* gvSIG. Sistema de Informaci�n Geogr�fica de la Generalitat Valenciana
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| 2 | *
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| 3 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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| 4 | *
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| 5 | * This program is free software; you can redistribute it and/or
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| 6 | * modify it under the terms of the GNU General Public License
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| 7 | * as published by the Free Software Foundation; either version 2
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| 8 | * of the License, or (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this program; if not, write to the Free Software
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| 17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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| 18 | *
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| 19 | * For more information, contact:
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| 20 | *
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| 21 | * Generalitat Valenciana
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| 22 | * Conselleria d'Infraestructures i Transport
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| 23 | * Av. Blasco Ib��ez, 50
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| 24 | * 46010 VALENCIA
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| 25 | * SPAIN
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| 26 | *
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| 27 | * +34 963862235
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| 28 | * gvsig@gva.es
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| 29 | * www.gvsig.gva.es
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| 30 | *
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| 31 | * or
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| 32 | *
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| 33 | * IVER T.I. S.A
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| 34 | * Salamanca 50
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| 35 | * 46005 Valencia
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| 36 | * Spain
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| 37 | *
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| 38 | * +34 963163400
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| 39 | * dac@iver.es
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| 40 | */
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| 41 | package org.gvsig.symbology.fmap.rendering.filter.operations; |
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| 42 | |||
| 43 | 23382 | vcaballero | import java.lang.reflect.Constructor; |
| 44 | import java.lang.reflect.InvocationTargetException; |
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| 45 | import java.util.ArrayList; |
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| 46 | import java.util.Hashtable; |
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| 47 | 20768 | jdominguez | |
| 48 | 23382 | vcaballero | |
| 49 | 20768 | jdominguez | /**
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| 50 | * Utils for operators
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| 51 | 23382 | vcaballero | *
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| 52 | 20768 | jdominguez | * @author Pepe Vidal Salvador - jose.vidal.salvador@iver.es
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| 53 | *
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| 54 | */
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| 55 | public class OperatorsUtils { |
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| 56 | |||
| 57 | public static Object[] getOperatorNames() { |
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| 58 | 22187 | jdominguez | OperatorsFactory myFactory = OperatorsFactory.getInstance(); |
| 59 | 20768 | jdominguez | Object[] myOperators = myFactory.functions.keySet().toArray(); |
| 60 | return myOperators;
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| 61 | } |
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| 62 | |||
| 63 | public static String getPatternByName(String name) { |
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| 64 | 22187 | jdominguez | OperatorsFactory myFactory = OperatorsFactory.getInstance(); |
| 65 | 20768 | jdominguez | |
| 66 | myFactory.myClass = (Class) myFactory.functions.get(name);
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| 67 | 23382 | vcaballero | Constructor[] cons = myFactory.myClass.getDeclaredConstructors(); |
| 68 | 20768 | jdominguez | |
| 69 | try {
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| 70 | 23382 | vcaballero | Expression exp = (Expression)cons[0].newInstance(cons[0].getParameterTypes()[0].newInstance()); |
| 71 | return exp.getPattern();
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| 72 | } catch (IllegalArgumentException e1) { |
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| 73 | e1.printStackTrace(); |
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| 74 | } catch (InstantiationException e1) { |
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| 75 | e1.printStackTrace(); |
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| 76 | } catch (IllegalAccessException e1) { |
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| 77 | e1.printStackTrace(); |
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| 78 | } catch (InvocationTargetException e1) { |
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| 79 | e1.printStackTrace(); |
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| 80 | 20768 | jdominguez | } |
| 81 | |||
| 82 | return null; |
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| 83 | } |
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| 84 | |||
| 85 | } |