if (!requestUser.equals(UNDEF) && !user.equals(requestUser)) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ErrorCode.E0400, requestUser, user);
}
AuthorizationService auth = Services.get().get(AuthorizationService.class);
if (acl == null && auth.useDefaultGroupAsAcl()) {
acl = auth.getDefaultGroup(user);
conf.set(OozieClient.GROUP_NAME, acl);
}
XLog.Info.get().setParameter(XLogService.GROUP, acl);
String wfPath = conf.get(OozieClient.APP_PATH);