/*
* Hibernate Search, full-text search for your domain model
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.search.backend.jgroups.impl;
import java.util.concurrent.ConcurrentHashMap;
import org.jgroups.Address;
import org.jgroups.View;
/**
* Maintains a registry of node selectors per index,
* so that we can handle each index independently while sharing
* the same JGroups channel.
*
* @author Sanne Grinovero (C) 2012 Red Hat Inc.
*/
public final class DefaultNodeSelectorService implements NodeSelectorService {
private final ConcurrentHashMap<String,NodeSelectorStrategy> register = new ConcurrentHashMap<String,NodeSelectorStrategy>( 16, 0.75f, 2 );
private Address address;
private View view;
@Override
public NodeSelectorStrategy getMasterNodeSelector(String indexName) {
return register.get( indexName );
}
@Override
public synchronized void setNodeSelectorStrategy(String indexName, NodeSelectorStrategy selector) {
register.put( indexName, selector );
if ( address != null ) {
selector.setLocalAddress( address );
}
if ( view != null ) {
selector.viewAccepted( view );
}
}
@Override
public synchronized void setLocalAddress(Address address) {
this.address = address;
for ( NodeSelectorStrategy s : register.values() ) {
s.setLocalAddress( address );
}
}
@Override
public synchronized void viewAccepted(View view) {
this.view = view;
for ( NodeSelectorStrategy s : register.values() ) {
s.viewAccepted( view );
}
}
}