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* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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*/
package org.jboss.ha.singleton.examples;

import org.jboss.logging.Logger;

/**
 * <p>
 * An sample singleton MBean.
 * </p>
 * 
 * @author  Ivelin Ivanov <ivelin@apache.org>
 * @author Scott.Stark@jboss.org
 * @version $Revision$
 */
public class HASingletonMBeanExample
   implements HASingletonMBeanExampleMBean
{
   private static Logger log = Logger.getLogger(HASingletonMBeanExample.class);
   private boolean isMasterNode = false;

   public void startSingleton()
   {
      isMasterNode = true;
      log.info("Notified to start as singleton");
   }

   public boolean isMasterNode()
   {
      return isMasterNode;
   }

  public void stopSingleton( String gracefulShutdown )
   {
      isMasterNode = false;
      log.info("Notified to stop as singleton with argument: " + gracefulShutdown);
   }

}
