/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* JBoss, Home of Professional Open Source
* Copyright 2012 Red Hat Inc. and/or its affiliates and other contributors
* as indicated by the @authors tag. All rights reserved.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* 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,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
package org.hibernate.search.backend.impl.jgroups;
import org.hibernate.search.exception.AssertionFailure;
import org.jgroups.Address;
import org.jgroups.Message;
import org.jgroups.View;
/**
* <p>This {@link org.hibernate.search.backend.impl.jgroups.NodeSelectorStrategy} is a static configuration for the local
* node to always process index operations locally, and accept index operations
* from remote nodes configured as slaves.</p>
*
* <p>JGroups does not provide a persistent queue, if that level of reliability
* is needed, use the JMS backend.</p>
*
* <p>This implementation matches the {@literal jgroupsMaster} configuration property.</p>
*
* @author Sanne Grinovero <sanne@hibernate.org> (C) 2012 Red Hat Inc.
*/
public class MasterNodeSelector implements NodeSelectorStrategy {
@Override
public boolean isIndexOwnerLocal() {
return true;
}
@Override
public void setLocalAddress(Address address) {
//not needed
}
@Override
public void viewAccepted(View view) {
//nothing to do
}
@Override
public Message createMessage(byte[] data) {
throw new AssertionFailure( "A Master node should never create new Messages" );
}
}