Application: gvSIG desktop

/* 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.spi;

import org.gvsig.tools.locator.BaseLocator;

import org.gvsig.tools.locator.Locator;

import org.gvsig.tools.locator.LocatorException;

/**

 * This Locator provides the entry point for the gvSIG

 * {@link InstallerProviderManager}

 * 

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

 */

public class InstallerProviderLocator extends BaseLocator {

    private static final String LOCATOR_NAME = "Installer.provider.locator";

    public static final String PROVIDER_MANAGER_NAME =

        "Installer.provider.manager";

    public static final String PROVIDER_MANAGER_DESCRIPTION =

        "Installer Manager";

    /**

     * Unique instance.

     */

    private static final InstallerProviderLocator instance =

        new InstallerProviderLocator();

    /**

     * Return the singleton instance.

     * 

     * @return the singleton instance

     */

    public static InstallerProviderLocator getInstance() {

        return instance;

    }

    /**

     * Return the Locator's name

     * 

     * @return a String with the Locator's name

     */

    @Override

    public String getLocatorName() {

        return LOCATOR_NAME;

    }

    /**

     * Return a reference to InstallerProviderManager.

     * 

     * @return a reference to InstallerProviderManager

     * @throws LocatorException

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

     *             instantiated

     * @see Locator#get(String)

     */

    public static InstallerProviderManager getProviderManager()

        throws LocatorException {

        return (InstallerProviderManager) getInstance().get(

            PROVIDER_MANAGER_NAME);

    }

    /**

     * Registers the Class implementing the PersistenceManager interface.

     * 

     * @param clazz

     *            implementing the PersistenceManager interface

     */

    @SuppressWarnings(value = "unchecked")

    public static void registerInstallerProviderManager(Class clazz) {

        getInstance().register(PROVIDER_MANAGER_NAME,

            PROVIDER_MANAGER_DESCRIPTION, clazz);

    }

}