From 6c3b8a5137132b3d7114560d2ec8edcc7450eacc Mon Sep 17 00:00:00 2001
From: Jeffrey Esquivel S <jeff.esquivel@gmail.com>
Date: Sat, 11 Aug 2018 12:11:57 +0200
Subject: [PATCH] Update comment to reflect current code

---
 examples/server.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/examples/server.rs b/examples/server.rs
index 713c1ae..1a3dfce 100644
--- a/examples/server.rs
+++ b/examples/server.rs
@@ -42,8 +42,8 @@ fn main() {
     let socket = TcpListener::bind(&addr).unwrap();
     println!("Listening on: {}", addr);
 
-    // This is a single-threaded server, so we can just use Rc and RefCell to
-    // store the map of all connections we know about.
+    // Tokio Runtime uses a thread pool based executor by default, so we need
+    // to use Arc and Mutex to store the map of all connections we know about.
     let connections = Arc::new(Mutex::new(HashMap::new()));
 
     let srv = socket.incoming().for_each(move |stream| {