/*
* Copyright (C) 2012 eXo Platform SAS.
*
* 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.exoplatform.services.jcr.impl.quota;
import org.exoplatform.services.rpc.RPCException;
import org.exoplatform.services.rpc.RPCService;
import org.exoplatform.services.rpc.RemoteCommand;
import org.exoplatform.services.rpc.TopologyChangeListener;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;
/**
* Dummy implementation. Executes all commands synchronously and locally.
* The main idea to have such kind of implementation is in avoiding
* devided logic with and without existence {@link RPCService} instance.
*
* @author <a href="abazko@exoplatform.com">Anatoliy Bazko</a>
* @version $Id: DummyRPCServiceImpl.java 34360 2009-07-22 23:58:59Z tolusha $
*/
public class DummyRPCServiceImpl implements RPCService
{
/**
* {@inheritDoc}
*/
public List<Object> executeCommandOnAllNodes(RemoteCommand command, boolean synchronous, Serializable... args)
throws RPCException, SecurityException
{
List<Object> result = new ArrayList<Object>(1);
result.add(executeCommand(command, args));
return result;
}
/**
* {@inheritDoc}
*/
public List<Object> executeCommandOnAllNodes(RemoteCommand command, long timeout, Serializable... args)
throws RPCException, SecurityException
{
List<Object> result = new ArrayList<Object>(1);
result.add(executeCommand(command, args));
return result;
}
/**
* {@inheritDoc}
*/
public Object executeCommandOnCoordinator(RemoteCommand command, boolean synchronous, Serializable... args)
throws RPCException, SecurityException
{
return executeCommand(command, args);
}
/**
* {@inheritDoc}
*/
public Object executeCommandOnCoordinator(RemoteCommand command, long timeout, Serializable... args)
throws RPCException, SecurityException
{
return executeCommand(command, args);
}
/**
* {@inheritDoc}
*/
public RemoteCommand registerCommand(RemoteCommand command) throws SecurityException
{
return command;
}
/**
* {@inheritDoc}
*/
public void unregisterCommand(RemoteCommand command) throws SecurityException
{
}
/**
* {@inheritDoc}
*/
public boolean isCoordinator() throws RPCException
{
return true;
}
/**
* {@inheritDoc}
*/
public void registerTopologyChangeListener(TopologyChangeListener listener) throws SecurityException
{
}
/**
* {@inheritDoc}
*/
public void unregisterTopologyChangeListener(TopologyChangeListener listener) throws SecurityException
{
}
/**
* Command executing.
*/
private Serializable executeCommand(RemoteCommand command, Serializable... args) throws RPCException
{
try
{
return command.execute(args);
}
catch (Throwable e)
{
throw new RPCException(e.getMessage(), e);
}
}
}