gateway 过滤器

@Component
@Configuration
public class GateWayFilter implements GlobalFilter, Ordered {


    @Override
    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {

        ServerHttpRequest request = exchange.getRequest();
        ServerHttpResponse response = exchange.getResponse();
        System.out.println("request: " + JSONUtil.toJsonStr(request));

        //--------   uri  ----------
        URI uri = request.getURI();
        System.out.println("uri: " + JSONUtil.toJsonStr(uri));
        String path = uri.getPath();
        String scheme = uri.getScheme();
        int port = uri.getPort();
        String authority = uri.getAuthority();
        String query = uri.getQuery();
        String host = uri.getHost();
        String schemeSpecificPart = uri.getSchemeSpecificPart();

        // -----------   body  ------------
        Flux<DataBuffer> body = request.getBody();


        // -----------  query  ------------
        System.out.println();
        MultiValueMap<String, String> queryParams = request.getQueryParams();
        Set<String> keys = queryParams.keySet();
        for (String key : keys) {
            System.out.print("  key：" + key + " value:" + queryParams.getFirst(key));
        }
        System.out.println();
        HttpHeaders headers = request.getHeaders();


//uri: {"path":"/payment/get/1","scheme":"http","port":9527,"authority":"localhost:9527","query":"realName=draymond&password=123456","host":"localhost","schemeSpecificPart":"//localhost:9527/payment/get/1?realName=draymond&password=123456"}
        return chain.filter(exchange);
    }