/**
* This file is part of CloudML [ http://cloudml.org ]
*
* Copyright (C) 2012 - SINTEF ICT
* Contact: Franck Chauvel <franck.chauvel@sintef.no>
*
* Module: root
*
* CloudML 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 3 of
* the License, or (at your option) any later version.
*
* CloudML 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 CloudML. If not, see
* <http://www.gnu.org/licenses/>.
*/
package org.cloudml.rest.resources;
import java.util.ArrayList;
import java.util.Collection;
import java.util.logging.Logger;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import org.cloudml.deployer.CloudAppDeployer;
import org.cloudml.mrt.Coordinator;
import org.cloudml.mrt.cmd.gen.CloudMLCmds;
import org.cloudml.mrt.cmd.abstracts.Modification;
import org.cloudml.mrt.cmd.gen.Commit;
import org.cloudml.rest.RestDaemon;
import org.yaml.snakeyaml.Yaml;
/**
*
* @author Hui Song
*/
@Path("commit")
@Produces(MediaType.TEXT_PLAIN)
public class CommitResource {
private static final Logger journal = Logger.getLogger(CloudAppDeployer.class.getName());
private Coordinator coord = Coordinator.SINGLE_INSTANCE;
@POST
public String executeCommit(String commands){
try{
Commit commit = new Commit();
commit.modifications = new ArrayList<Modification>();
Yaml yaml = CloudMLCmds.INSTANCE.getYaml();
Object obj = yaml.load(commands);
if(obj instanceof Modification){
commit.modifications.add((Modification) obj);
}
else if(obj instanceof Collection){
for(Object sobj : (Collection) obj){
if(sobj instanceof Modification){
commit.modifications.add((Modification)sobj);
}
else
return "Invalid command format";
}
}
else
return "Invalid command format";
coord.process(commit, RestDaemon.commonStub);
return "Command succeeded without return values";
}
catch(Exception e){
e.printStackTrace();
return "Sorry, I failed. "+ e;
}
}
}