public void handleRequest(final HttpServerExchange exchange) throws Exception {
ServletRequestContext context = exchange.getAttachment(ServletRequestContext.ATTACHMENT_KEY);
ServletInfo servletInfo = context.getCurrentServlet().getManagedServlet().getServletInfo();
MetricsHandler handler = servletHandlers.get(servletInfo.getName());
if(handler != null) {
handler.handleRequest(exchange);
} else {
next.handleRequest(exchange);
}
}
}