/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file 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
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.ha.singleton;
/**
* MBean interface for the preferred master election policy that allows
* preferred master to be changed at runtime.
*
* @author <a href="mailto:galder.zamarreno@jboss.com">Galder Zamarreno</a>
*/
public interface PreferredMasterElectionPolicyMBean extends HASingletonElectionPolicySimpleMBean
{
/**
* Sets the preferred master node. As long as the preferred master node
* presents in the cluster, it will be always selected as master node,
* no matter what the election policy is.
* @param node String format of ip_address:port_number or
* host_name:port_number.
*/
void setPreferredMaster(String node);
/**
* Get the preferred master node.
*
* @return preferred master node in ip_address:port_number or
* host_name:port_number format.
*/
String getPreferredMaster();
}