diff --git a/02nio/nio02/src/main/java/io/github/kimmking/gateway/filter/HttpRequestFilterImpl.java b/02nio/nio02/src/main/java/io/github/kimmking/gateway/filter/HttpRequestFilterImpl.java
new file mode 100644
index 00000000..692a06b0
--- /dev/null
+++ b/02nio/nio02/src/main/java/io/github/kimmking/gateway/filter/HttpRequestFilterImpl.java
@@ -0,0 +1,44 @@
+package io.github.kimmking.gateway.filter;
+
+
+import io.netty.channel.ChannelFutureListener;
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.handler.codec.http.*;
+
+/**
+ * <p>
+ *     dongjiang
+ *     reference:
+ *     HJ43
+ *
+ * </p>
+ */
+public class HttpRequestFilterImpl implements  HttpRequestFilter{
+
+    @Override
+    public void filter(FullHttpRequest fullRequest, ChannelHandlerContext ctx) {
+        HttpMethod method = fullRequest.method();
+        if(method.equals(HttpMethod.POST)){
+            FullHttpRequest response =null;
+
+            try{
+                response = (FullHttpRequest) new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.METHOD_NOT_ALLOWED);
+            }catch (Exception e){
+                e.printStackTrace();
+                response= (FullHttpRequest) new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,HttpResponseStatus.NO_CONTENT);
+            }finally {
+                if(fullRequest!=null){
+                    if(!HttpUtil.isKeepAlive(fullRequest)){
+                        ctx.write(response).addListener(ChannelFutureListener.CLOSE);
+                    }else {
+                        ctx.write(response);
+                    }
+                }
+                ctx.flush();
+                ctx.close();
+            }
+
+
+        }
+    }
+}
diff --git a/02nio/nio02/src/main/java/io/github/kimmking/gateway/filter/UriHttpRequestFilter.java b/02nio/nio02/src/main/java/io/github/kimmking/gateway/filter/UriHttpRequestFilter.java
new file mode 100644
index 00000000..58b89a29
--- /dev/null
+++ b/02nio/nio02/src/main/java/io/github/kimmking/gateway/filter/UriHttpRequestFilter.java
@@ -0,0 +1,22 @@
+package io.github.kimmking.gateway.filter;
+
+import io.netty.channel.ChannelHandlerContext;
+import io.netty.handler.codec.http.DefaultFullHttpResponse;
+import io.netty.handler.codec.http.FullHttpRequest;
+import io.netty.handler.codec.http.HttpResponseStatus;
+import io.netty.handler.codec.http.HttpVersion;
+
+public class UriHttpRequestFilter implements HttpRequestFilter{
+
+    @Override
+    public void filter(FullHttpRequest fullRequest, ChannelHandlerContext ctx) {
+        String url =fullRequest.uri();
+        System.out.println("url:" + url);
+        if(!url.contains("api/hello")){
+            DefaultFullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.NOT_FOUND);
+            ctx.write(response);
+            ctx.flush();
+            ctx.close();
+        }
+    }
+}
diff --git a/02nio/nio02/src/main/java/io/github/kimmking/gateway/outbound/netty4/NettyHttpClient.java b/02nio/nio02/src/main/java/io/github/kimmking/gateway/outbound/netty4/NettyHttpClient.java
index 79aeb148..650cf6d2 100644
--- a/02nio/nio02/src/main/java/io/github/kimmking/gateway/outbound/netty4/NettyHttpClient.java
+++ b/02nio/nio02/src/main/java/io/github/kimmking/gateway/outbound/netty4/NettyHttpClient.java
@@ -1,51 +1,69 @@
-//package io.github.kimmking.gateway.outbound;
-//
-//import io.netty.bootstrap.Bootstrap;
-//import io.netty.channel.ChannelFuture;
-//import io.netty.channel.ChannelInitializer;
-//import io.netty.channel.ChannelOption;
-//import io.netty.channel.EventLoopGroup;
-//import io.netty.channel.nio.NioEventLoopGroup;
-//import io.netty.channel.socket.SocketChannel;
-//import io.netty.channel.socket.nio.NioSocketChannel;
-//import io.netty.handler.codec.http.HttpRequestEncoder;
-//import io.netty.handler.codec.http.HttpResponseDecoder;
-//
-//public class NettyHttpClient {
-//    public void connect(String host, int port) throws Exception {
-//        EventLoopGroup workerGroup = new NioEventLoopGroup();
-//
-//        try {
-//            Bootstrap b = new Bootstrap();
-//            b.group(workerGroup);
-//            b.channel(NioSocketChannel.class);
-//            b.option(ChannelOption.SO_KEEPALIVE, true);
-//            b.handler(new ChannelInitializer<SocketChannel>() {
-//                @Override
-//                public void initChannel(SocketChannel ch) throws Exception {
-//                    // 客户端接收到的是httpResponse响应，所以要使用HttpResponseDecoder进行解码
-//                    ch.pipeline().addLast(new HttpResponseDecoder());
-//                     客户端发送的是httprequest，所以要使用HttpRequestEncoder进行编码
-//                    ch.pipeline().addLast(new HttpRequestEncoder());
-//                    ch.pipeline().addLast(new HttpClientOutboundHandler());
-//                }
-//            });
-//
-//            // Start the client.
-//            ChannelFuture f = b.connect(host, port).sync();
-//
-//           
-//            f.channel().write(request);
-//            f.channel().flush();
-//            f.channel().closeFuture().sync();
-//        } finally {
-//            workerGroup.shutdownGracefully();
-//        }
-//
-//    }
-//
+package io.github.kimmking.gateway.outbound.netty4;//package io.github.kimmking.gateway.outbound;
+
+import io.netty.bootstrap.Bootstrap;
+import io.netty.channel.ChannelFuture;
+import io.netty.channel.ChannelInitializer;
+import io.netty.channel.ChannelOption;
+import io.netty.channel.EventLoopGroup;
+import io.netty.channel.nio.NioEventLoopGroup;
+import io.netty.channel.socket.SocketChannel;
+import io.netty.channel.socket.nio.NioSocketChannel;
+import io.netty.handler.codec.http.HttpRequestEncoder;
+import io.netty.handler.codec.http.HttpResponseDecoder;
+
+import java.net.URI;
+import java.net.URISyntaxException;
+
+public class NettyHttpClient {
+
+    private String host;
+    private int port;
+    public NettyHttpClient(String proxyServer){
+        try {
+            URI uri = new URI(proxyServer);
+            this.host=uri.getHost();
+            this.port=uri.getPort();
+        } catch (URISyntaxException e) {
+            e.printStackTrace();
+        }
+
+    }
+
+    public void connect(String host, int port) throws Exception {
+        EventLoopGroup workerGroup = new NioEventLoopGroup();
+
+        try {
+            Bootstrap b = new Bootstrap();
+            b.group(workerGroup);
+            b.channel(NioSocketChannel.class);
+            b.option(ChannelOption.SO_KEEPALIVE, true);
+            b.handler(new ChannelInitializer<SocketChannel>() {
+                @Override
+                public void initChannel(SocketChannel ch) throws Exception {
+                    // 客户端接收到的是httpResponse响应，所以要使用HttpResponseDecoder进行解码
+                    ch.pipeline().addLast(new HttpResponseDecoder());
+                    // 客户端发送的是httprequest，所以要使用HttpRequestEncoder进行编码
+                    ch.pipeline().addLast(new HttpRequestEncoder());
+                 //   ch.pipeline().addLast(new HttpClientOutboundHandler());
+                }
+            });
+
+            // Start the client.
+            ChannelFuture f = b.connect(host, port).sync();
+
+
+           // f.channel().write(request);
+            f.channel().flush();
+            f.channel().closeFuture().sync();
+        } finally {
+            workerGroup.shutdownGracefully();
+        }
+
+    }
+
 //    public static void main(String[] args) throws Exception {
 //        NettyHttpClient client = new NettyHttpClient();
-//        client.connect("127.0.0.1", 8844);
+////        client.connect("127.0.0.1", 8844);
+//        client.connect("127.0.0.1", 8088);
 //    }
-//}
\ No newline at end of file
+}
\ No newline at end of file
diff --git a/02nio/nio02/src/main/java/io/github/kimmking/gateway/outbound/netty4/NettyHttpClientOutboundHandler.java b/02nio/nio02/src/main/java/io/github/kimmking/gateway/outbound/netty4/NettyHttpClientOutboundHandler.java
index 6730cd5a..1396cb76 100644
--- a/02nio/nio02/src/main/java/io/github/kimmking/gateway/outbound/netty4/NettyHttpClientOutboundHandler.java
+++ b/02nio/nio02/src/main/java/io/github/kimmking/gateway/outbound/netty4/NettyHttpClientOutboundHandler.java
@@ -3,8 +3,23 @@
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.ChannelInboundHandlerAdapter;
 
+/**
+ * <p>
+ *     reference  :
+ *     HJ43
+ *    huyanatown
+
+ * </p>
+
+ */
 public class NettyHttpClientOutboundHandler  extends ChannelInboundHandlerAdapter {
-    
+
+    private NettyHttpClient client;
+    public NettyHttpClientOutboundHandler(String proxyServer){
+        this.client= new NettyHttpClient(proxyServer);
+    }
+
+
     @Override
     public void channelActive(ChannelHandlerContext ctx)
             throws Exception {
diff --git a/02nio/nio02/src/main/java/io/github/kimmking/gateway/router/HttpEndpointRouterImpl.java b/02nio/nio02/src/main/java/io/github/kimmking/gateway/router/HttpEndpointRouterImpl.java
new file mode 100644
index 00000000..d063feb3
--- /dev/null
+++ b/02nio/nio02/src/main/java/io/github/kimmking/gateway/router/HttpEndpointRouterImpl.java
@@ -0,0 +1,14 @@
+package io.github.kimmking.gateway.router;
+
+import java.util.List;
+import java.util.Random;
+
+public class HttpEndpointRouterImpl implements HttpEndpointRouter{
+    @Override
+    public String route(List<String> endpoints) {
+        int size = endpoints.size();
+        return endpoints.get(new Random().nextInt(size));
+    }
+
+
+}