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svn-gvsig-desktop / branches / v2_0_0_prep / applications / appCatalog / src / org / gvsig / catalog / CatalogLocator.java @ 28434

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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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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., 51 Franklin Street, Fifth Floor, Boston, 
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* MA  02110-1301, USA.
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* 
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*/
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/*
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* AUTHORS (In addition to CIT):
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* 2009 {Iver T.I.}   {Task}
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*/
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package org.gvsig.catalog;
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import org.gvsig.gpe.GPELocator;
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import org.gvsig.gpe.GPEManager;
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import org.gvsig.tools.locator.AbstractLocator;
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import org.gvsig.tools.locator.Locator;
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import org.gvsig.tools.locator.LocatorException;
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/**
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 * This Locator provides the entry point for the gvSIG 
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 * {@link CatalogManager}
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 * @see Locator
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 * @author <a href="mailto:jpiera@gvsig.org">Jorge Piera</a>
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 */
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public class CatalogLocator extends AbstractLocator {
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        private static final String LOCATOR_NAME = "CatalogLocator";
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        /**
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         * CatalogManager name used by the locator to access the instance
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         */
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        public static final String CATALOG_MANAGER_NAME = "CatalogManager";
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        private static final String CATALOG_MANAGER_DESCRIPTION = "CatalogManager of gvSIG";
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        /**
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         * Unique instance.
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         */
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        private static final CatalogLocator instance = new CatalogLocator();
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        /* (non-Javadoc)
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         * @see org.gvsig.tools.locator.Locator#getLocatorName()
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         */
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        public String getLocatorName() {
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                return LOCATOR_NAME;
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        }
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        /**
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         * Return a reference to {@link CatalogManager}.
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         *
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         * @return a reference to CatalogManager
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         * @throws LocatorException
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         *             if there is no access to the class or the class cannot be
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         *             instantiated
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         * @see Locator#get(String)
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         */
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        public static CatalogManager getCatalogManager() throws LocatorException {
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                return (CatalogManager) getInstance().get(CATALOG_MANAGER_NAME);
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        }
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        /**
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         * Return the singleton instance.
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         *
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         * @return the singleton instance
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         */
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        public static CatalogLocator getInstance() {
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                return instance;
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        }
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        /**
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         * Registers the Class implementing the {@link CatalogManager} interface.
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         *
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         * @param clazz
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         *            implementing the ICatalogServiceDriver interface
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         */
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        public static void registerCatalogManager(Class clazz) {
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                getInstance().register(CATALOG_MANAGER_NAME, 
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                                CATALOG_MANAGER_DESCRIPTION,
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                                clazz);
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        }
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}
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