/**
* Project Wonderland
*
* Copyright (c) 2004-2009, Sun Microsystems, Inc., All Rights Reserved
*
* Redistributions in source code form must reproduce the above
* copyright and this condition.
*
* The contents of this file are subject to the GNU General Public
* License, Version 2 (the "License"); you may not use this file
* except in compliance with the License. A copy of the License is
* available at http://www.opensource.org/licenses/gpl-license.php.
*
* Sun designates this particular file as subject to the "Classpath"
* exception as provided by Sun in the License file that accompanied
* this code.
*/
package org.jdesktop.wonderland.modules.darkstar.web.resources;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.ResponseBuilder;
import javax.ws.rs.core.Response.Status;
import org.jdesktop.wonderland.modules.darkstar.api.weblib.DarkstarRunner;
import org.jdesktop.wonderland.runner.RunManager;
import org.jdesktop.wonderland.runner.Runner;
import org.jdesktop.wonderland.runner.RunnerException;
/**
* The DarkstarRunnerActionResource class is a Jersey RESTful service that
* allows Darkstar-specific actions (like snapshot) from a web service.
*
* @author Jonathan Kaplan <kaplanj@dev.java.net>
*/
@Path(value="/{runner}/{action}")
public class DarkstarRunnerActionResource {
private static final Logger logger =
Logger.getLogger(DarkstarRunnerActionResource.class.getName());
/**
* Return a list of all runners currently running.
* @return An XML encoding of the module's basic information
*/
@GET
@Produces({"text/plain", "application/xml", "application/json"})
public Response get(@PathParam(value="runner") String runner,
@PathParam(value="action") String action,
@QueryParam(value="name") String nameParam)
{
RunManager rm = RunManager.getInstance();
try {
Runner r = rm.get(runner);
if (r == null) {
throw new RunnerException("Request for unknown runner: " +
runner);
}
if (!(r instanceof DarkstarRunner)) {
throw new RunnerException("Only Darkstar runner supported");
}
DarkstarRunner dr = (DarkstarRunner) r;
if (action.equalsIgnoreCase("snapshot")) {
if (nameParam == null) {
throw new RunnerException("Name is required");
}
dr.createSnapshot(nameParam);
} else if (action.equalsIgnoreCase("setwfsname")) {
if (nameParam == null) {
throw new RunnerException("Name is required");
}
dr.setWFSName(nameParam);
} else if (action.equalsIgnoreCase("coldstart")) {
dr.forceColdstart();
} else {
throw new RunnerException("Unkown action " + action);
}
ResponseBuilder rb = Response.ok();
return rb.build();
} catch (RunnerException re) {
logger.log(Level.WARNING, re.getMessage(), re);
ResponseBuilder rb = Response.status(Status.BAD_REQUEST);
return rb.build();
}
}
}