root / trunk / libraries / libGPE / src / org / gvsig / gpe / GPERegister.java @ 11123
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package org.gvsig.gpe; |
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import java.io.File; |
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import java.lang.reflect.InvocationTargetException; |
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import java.util.ArrayList; |
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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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/* CVS MESSAGES:
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*
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* $Id: GPERegister.java 11123 2007-04-11 08:54:24Z jorpiell $
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* $Log$
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* Revision 1.2 2007-04-11 08:54:24 jorpiell
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* A?adidos algunos comentarios
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*
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* Revision 1.1 2007/04/11 08:52:55 jorpiell
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* Se puede registrar una clase por nombre
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*
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* Revision 1.1 2007/04/11 08:22:41 jorpiell
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* GPE clase para registrar los drivers
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*
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*
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*/
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/**
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* This class is used to register the GPE parsers. All the
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* parsers must be registered in this class before to be
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* used for the consumer application
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* @author Jorge Piera LLodr? (jorge.piera@iver.es)
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*/
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public class GPERegister { |
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private static ArrayList parsers = new ArrayList(); |
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/**
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* Adds a new GPE parser
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* @param driver
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*/
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private static void addGpeDriver(GPEParser parser){ |
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parsers.add(parser); |
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} |
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/**
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* Adds a new GPE parser
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* @param calssName
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* Class name for the GPE parser
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* @param contentHandler
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* Consummer content handler
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* @param errorsHanlder
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* Consumer errorsHandler
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* @throws ClassNotFoundException
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* @throws NoSuchMethodException
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* @throws InvocationTargetException
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* @throws IllegalAccessException
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* @throws InstantiationException
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* @throws SecurityException
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* @throws IllegalArgumentException
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*/
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private static void addGpeDriver(String className, |
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GPEContentHandler contentHandler, |
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GPEErrorHandler errorsHanlder) throws ClassNotFoundException, IllegalArgumentException, SecurityException, InstantiationException, IllegalAccessException, InvocationTargetException, NoSuchMethodException{ |
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Class [] args = {GPEContentHandler.class,GPEErrorHandler.class}; |
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Object [] params = {contentHandler,errorsHanlder}; |
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Class clazz = Class.forName(className); |
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if (clazz != null){ |
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GPEParser parser = (GPEParser)clazz.getConstructor(args).newInstance(params); |
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parsers.add(parser); |
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} |
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} |
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/**
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* Return true if exists a driver that can open the file
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* @param file
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* File to open
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* @return
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* true if the driver exists
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*/
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private static boolean accept(File file){ |
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for (int i=0 ; i<parsers.size() ; i++){ |
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GPEParser parser = (GPEParser)parsers.get(i); |
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if (parser.accept(file)){
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return true; |
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} |
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} |
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return false; |
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} |
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/**
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* Gets the driver that can open the file (if it exists)
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* @param file
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* File to open
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* @return
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* Null if the driver doesn't exist
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*/
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private static GPEParser getDriver(File file){ |
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for (int i=0 ; i<parsers.size() ; i++){ |
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GPEParser parser = (GPEParser)parsers.get(i); |
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if (parser.accept(file)){
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return parser;
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} |
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} |
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return null; |
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} |
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} |