九章算法系统设计System Design

@Slf4j@Componentpublic class RouteRecordGlobalFilter implements GlobalFilter, Ordered {    @Override    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {        // RouteToRequestUrlFilter会把实际路由的URL通过该属性保存        URI proxyRequestUri = exchange.getAttribute(ServerWebExchangeUtils.GATEWAY_REQUEST_URL_ATTR);        long start = System.currentTimeMillis();