net.roboconf.karaf.commands.agent.misc.ReloadConfigurationCommand Maven / Gradle / Ivy
/**
* Copyright 2016-2017 Linagora, Université Joseph Fourier, Floralis
*
* The present code is developed in the scope of the joint LINAGORA -
* Université Joseph Fourier - Floralis research program and is designated
* as a "Result" pursuant to the terms and conditions of the LINAGORA
* - Université Joseph Fourier - Floralis research program. Each copyright
* holder of Results enumerated here above fully & independently holds complete
* ownership of the complete Intellectual Property rights applicable to the whole
* of said Results, and may freely exploit it in any manner which does not infringe
* the moral rights of the other copyright holders.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.roboconf.karaf.commands.agent.misc;
import java.util.List;
import java.util.logging.Logger;
import net.roboconf.core.runtime.IReconfigurable;
import net.roboconf.core.utils.Utils;
import org.apache.karaf.shell.api.action.Action;
import org.apache.karaf.shell.api.action.Command;
import org.apache.karaf.shell.api.action.lifecycle.Reference;
import org.apache.karaf.shell.api.action.lifecycle.Service;
/**
* @author Vincent Zurczak - Linagora
*/
@Command( scope = "roboconf", name = "reload-config", description="Force the DM and/or agents to reload their configuration." )
@Service
public class ReloadConfigurationCommand implements Action {
/*
* Possible configurations:
* (*) The DM is alone in its distribution.
* (*) An agent is alone in its distribution.
* (*) The DM and in-memory agents coexist in the same distribution.
*
* So, we need to inject all the available reconfigurables.
* No need to add complexity with parameters. Reconfigure everything.
*/
@Reference
List reconfigurables;
private final Logger logger = Logger.getLogger( getClass().getName());
@Override
public Object execute() throws Exception {
if( this.reconfigurables != null ) {
for( IReconfigurable reconfigurable : this.reconfigurables ) {
try {
this.logger.fine( "Forcing reconfiguration from a Karaf command." );
reconfigurable.reconfigure();
} catch( Exception e ) {
this.logger.warning( "An error occurred while reloading the configuration. " + e.getMessage());
Utils.logException( this.logger, e );
}
}
}
return null;
}
}