public Response loadRoot(@Context HttpServletRequest request, @PathParam("params") String params) throws DotStateException,
DotDataException, DotSecurityException {
InitDataObject auth = init(null, true, request, false);
User user = auth.getUser();
String username = (user != null) ? user.getFullName() : " unknown ";
CacheControl cc = new CacheControl();
cc.setNoCache(true);
ResponseBuilder builder = Response.ok("{\"result\":\"" + username + " GET!\"}", "application/json");
return builder.cacheControl(cc).build();
}