2019-11-18 12:42:27 +00:00
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use std::future::Future;
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use std::pin::Pin;
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use std::task::{Context, Poll};
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2018-12-11 02:08:33 +00:00
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use actix_codec::{AsyncRead, AsyncWrite, Framed};
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use actix_service::{IntoService, Service};
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2020-08-24 09:13:35 +00:00
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use actix_utils::dispatcher::{Dispatcher as InnerDispatcher, DispatcherError};
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2018-10-05 21:30:40 +00:00
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2018-10-10 20:20:00 +00:00
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use super::{Codec, Frame, Message};
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2018-10-05 21:30:40 +00:00
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2020-08-24 09:13:35 +00:00
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#[pin_project::pin_project]
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2019-12-11 13:20:20 +00:00
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pub struct Dispatcher<S, T>
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2018-10-05 21:30:40 +00:00
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where
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2021-01-03 23:47:04 +00:00
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S: Service<Frame, Response = Message> + 'static,
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2019-11-19 12:54:19 +00:00
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T: AsyncRead + AsyncWrite,
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2018-10-05 21:30:40 +00:00
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{
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2020-08-24 09:13:35 +00:00
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#[pin]
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inner: InnerDispatcher<S, T, Codec, Message>,
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2018-10-05 21:30:40 +00:00
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}
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2019-12-11 13:20:20 +00:00
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impl<S, T> Dispatcher<S, T>
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2018-10-05 21:30:40 +00:00
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where
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2019-11-19 12:54:19 +00:00
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T: AsyncRead + AsyncWrite,
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2021-01-03 23:47:04 +00:00
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S: Service<Frame, Response = Message>,
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2018-10-05 21:30:40 +00:00
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S::Future: 'static,
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2019-11-19 12:54:19 +00:00
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S::Error: 'static,
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2018-10-05 21:30:40 +00:00
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{
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2021-01-03 23:47:04 +00:00
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pub fn new<F: IntoService<S, Frame>>(io: T, service: F) -> Self {
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2019-12-11 13:20:20 +00:00
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Dispatcher {
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2020-08-24 09:13:35 +00:00
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inner: InnerDispatcher::new(Framed::new(io, Codec::new()), service),
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2018-10-05 21:30:40 +00:00
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}
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}
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2021-01-03 23:47:04 +00:00
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pub fn with<F: IntoService<S, Frame>>(framed: Framed<T, Codec>, service: F) -> Self {
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2019-12-11 13:20:20 +00:00
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Dispatcher {
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2020-08-24 09:13:35 +00:00
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inner: InnerDispatcher::new(framed, service),
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2018-10-05 21:30:40 +00:00
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}
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}
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}
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2019-12-11 13:20:20 +00:00
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impl<S, T> Future for Dispatcher<S, T>
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2018-10-05 21:30:40 +00:00
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where
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2019-11-19 12:54:19 +00:00
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T: AsyncRead + AsyncWrite,
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2021-01-03 23:47:04 +00:00
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S: Service<Frame, Response = Message>,
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2018-10-05 21:30:40 +00:00
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S::Future: 'static,
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2019-11-19 12:54:19 +00:00
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S::Error: 'static,
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2018-10-05 21:30:40 +00:00
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{
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2020-08-24 09:13:35 +00:00
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type Output = Result<(), DispatcherError<S::Error, Codec, Message>>;
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2018-10-05 21:30:40 +00:00
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2020-08-24 09:13:35 +00:00
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fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
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self.project().inner.poll(cx)
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2018-10-05 21:30:40 +00:00
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}
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}
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