From 397804a786d0a4e8167706b46a4bb08808bd17cd Mon Sep 17 00:00:00 2001
From: Ali Shirvani <aj.shirvani@gmail.com>
Date: Wed, 28 Nov 2018 09:15:08 +0330
Subject: [PATCH] echo example with `impl Future`

---
 examples/echo2.rs | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 examples/echo2.rs

diff --git a/examples/echo2.rs b/examples/echo2.rs
new file mode 100644
index 000000000..7d8a428f9
--- /dev/null
+++ b/examples/echo2.rs
@@ -0,0 +1,47 @@
+#[macro_use]
+extern crate log;
+extern crate env_logger;
+
+extern crate actix_http;
+extern crate actix_net;
+extern crate futures;
+extern crate http;
+extern crate bytes;
+
+use actix_http::{h1, Response, Request, Error};
+use bytes::Bytes;
+use actix_net::server::Server;
+use actix_net::service::NewServiceExt;
+use futures::Future;
+use http::header::{HeaderValue};
+use actix_http::HttpMessage;
+use std::env;
+
+fn handle_request(_req: Request) -> impl Future<Item = Response, Error = Error>{
+    _req.body()
+        .limit(512)
+        .from_err()
+        .and_then(|bytes: Bytes| {
+            info!("request body: {:?}", bytes);
+            let mut res = Response::Ok();
+            res.header("x-head", HeaderValue::from_static("dummy value!"));
+            Ok(res.body(bytes))
+        })
+}
+
+fn main() {
+    env::set_var("RUST_LOG", "echo=info");
+    env_logger::init();
+
+    Server::new().bind("echo", "127.0.0.1:8080", || {
+        h1::H1Service::build()
+            .client_timeout(1000)
+            .client_disconnect(1000)
+            .server_hostname("localhost")
+            .finish(|_req: Request| {
+                handle_request(_req)
+            })
+        .map(|_| ())
+    }).unwrap().run();
+}
+