From 6d8bae6e43d73e257cfde89bc61e6de55e8cb57c Mon Sep 17 00:00:00 2001 From: zjp Date: Sat, 18 Feb 2023 20:18:16 +0800 Subject: [PATCH] rm unneeded example --- rustdx-cmd/examples/tokio-channel.rs | 91 ---------------------------- 1 file changed, 91 deletions(-) delete mode 100644 rustdx-cmd/examples/tokio-channel.rs diff --git a/rustdx-cmd/examples/tokio-channel.rs b/rustdx-cmd/examples/tokio-channel.rs deleted file mode 100644 index 15352dd..0000000 --- a/rustdx-cmd/examples/tokio-channel.rs +++ /dev/null @@ -1,91 +0,0 @@ -use bytes::Bytes; -use mini_redis::client; -use tokio::sync::{mpsc, oneshot}; - -/// Multiple different commands are multiplexed over a single channel. -#[derive(Debug)] -enum Command { - Get { - key: String, - resp: Responder>, - }, - Set { - key: String, - val: Vec, - resp: Responder<()>, - }, -} - -/// Provided by the requester and used by the manager task to send the command -/// response back to the requester. -type Responder = oneshot::Sender>; - -#[tokio::main] -async fn main() { - let (tx, mut rx) = mpsc::channel(32); - // Clone a `tx` handle for the second f - let tx2 = tx.clone(); - - let manager = tokio::spawn(async move { - // Open a connection to the mini-redis address. - let mut client = client::connect("127.0.0.1:6379").await.unwrap(); - - while let Some(cmd) = rx.recv().await { - match cmd { - Command::Get { key, resp } => { - let res = client.get(&key).await; - // Ignore errors - let _ = resp.send(res); - } - Command::Set { key, val, resp } => { - let res = client.set(&key, val.into()).await; - // Ignore errors - let _ = resp.send(res); - } - } - } - }); - - // Spawn two tasks, one setting a value and other querying for key that was - // set. - let t1 = tokio::spawn(async move { - let (resp_tx, resp_rx) = oneshot::channel(); - let cmd = Command::Get { - key: "foo".to_string(), - resp: resp_tx, - }; - - // Send the GET request - if tx.send(cmd).await.is_err() { - eprintln!("connection task shutdown"); - return; - } - - // Await the response - let res = resp_rx.await; - println!("GOT (Get) = {:?}", res); - }); - - let t2 = tokio::spawn(async move { - let (resp_tx, resp_rx) = oneshot::channel(); - let cmd = Command::Set { - key: "foo".to_string(), - val: b"bar".to_vec(), - resp: resp_tx, - }; - - // Send the SET request - if tx2.send(cmd).await.is_err() { - eprintln!("connection task shutdown"); - return; - } - - // Await the response - let res = resp_rx.await; - println!("GOT (Set) = {:?}", res) - }); - - t1.await.unwrap(); - t2.await.unwrap(); - manager.await.unwrap(); -}