@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
IServletManager manager = getManager(req);
log.info("Instance: " + manager);
manager.manage(req, resp);
}
IServletManager getManager(HttpServletRequest req) {
IServletManager manager = injector.getInstance(Key.get(IServletManager.class, Names.named(req.getServletPath())));