/**
* Copyright (c) 2002-2012 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.cluster.timeout;
import java.util.HashMap;
import java.util.Map;
import org.neo4j.cluster.com.message.Message;
import org.neo4j.cluster.com.message.MessageType;
/**
* Timeout strategy that allows you to specify per message type what timeout to use
*/
public class MessageTimeoutStrategy
implements TimeoutStrategy
{
Map<MessageType, Long> timeouts = new HashMap<MessageType, Long>();
private TimeoutStrategy delegate;
public MessageTimeoutStrategy( TimeoutStrategy delegate )
{
this.delegate = delegate;
}
public MessageTimeoutStrategy timeout( MessageType messageType, long timeout )
{
timeouts.put( messageType, timeout );
return this;
}
public MessageTimeoutStrategy relativeTimeout( MessageType messageType, MessageType relativeTo, long timeout )
{
timeouts.put( messageType, timeouts.get( relativeTo ) + timeout );
return this;
}
@Override
public long timeoutFor( Message message )
{
Long timeout = timeouts.get( message.getMessageType() );
if ( timeout == null )
{
return delegate.timeoutFor( message );
}
else
{
return timeout;
}
}
@Override
public void timeoutTriggered( Message timeoutMessage )
{
delegate.timeoutTriggered( timeoutMessage );
}
@Override
public void timeoutCancelled( Message timeoutMessage )
{
delegate.timeoutCancelled( timeoutMessage );
}
@Override
public void tick( long now )
{
delegate.tick( now );
}
}