| gvSIG desktop 1

/* gvSIG. Geographic Information System of the Valencian Government

*

* Copyright (C) 2007-2008 Infrastructures and Transports Department

* of the Valencian Government (CIT)

* 

* 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., 51 Franklin Street, Fifth Floor, Boston, 

* MA  02110-1301, USA.

* 

*/

/*

* AUTHORS (In addition to CIT):

* 2010 {Prodevelop}   {Task}

*/

package org.gvsig.installer.lib.api;

import org.gvsig.tools.locator.AbstractLocator;

import org.gvsig.tools.locator.Locator;

import org.gvsig.tools.locator.LocatorException;

/**

 * This Locator provides the entry point for the gvSIG {@link InstallerManager}

 * 

 * @see {@link Locator}

 * @author <a href="mailto:jpiera@gvsig.org">Jorge Piera Llodr&aacute;</a>

 */

public class InstallerLocator extends AbstractLocator {

        private static final String LOCATOR_NAME = "InstallerLocator";

        /**

         * InstallerManager name used by the locator to access the instance

         */

        public static final String INSTALLER_MANAGER_NAME = "InstallerManager";

        private static final String INSTALLER_MANAGER_DESCRIPTION = "InstallerManager of gvSIG";

        /**

         * Unique instance.

         */

        private static final InstallerLocator instance = new InstallerLocator();

        /**

         * @see Locator#getLocatorName()

         */

        public String getLocatorName() {

                return LOCATOR_NAME;

        }

        /**

         * Return a reference to {@link InstallerManager}.

         *

         * @return a reference to InstallerManager

         * @throws LocatorException

         *             if there is no access to the class or the class cannot be

         *             instantiated

         * @see Locator#get(String)

         */

        public static InstallerManager getInstallerManager() throws LocatorException {

                return (InstallerManager) getInstance().get(INSTALLER_MANAGER_NAME);

        }

        /**

         * Return the singleton instance.

         *

         * @return the singleton instance

         */

        public static InstallerLocator getInstance() {

                return instance;

        }

        /**

         * Registers the Class implementing the {@link InstallerManager} interface.

         *

         * @param clazz

         * implementing the InstallerManager interface

         */

        @SuppressWarnings("unchecked")

        public static void registerInstallerManager(Class clazz) {

                getInstance().register(INSTALLER_MANAGER_NAME, 

                                INSTALLER_MANAGER_DESCRIPTION,

                                clazz);

        }

}