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document how to start the app with state

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Yann Simon 2018-06-08 10:17:29 +02:00
parent 5938691794
commit 14e47859a0
2 changed files with 16 additions and 0 deletions
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4
content/docs/application.md
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@ -62,6 +62,10 @@ When the app is initialized it needs to be passed the initial state:
> must be constructed multiple times. If you want to share state between different threads, a > must be constructed multiple times. If you want to share state between different threads, a
> shared object should be used, e.g. `Arc`. Application state does not need to be `Send` and `Sync`, > shared object should be used, e.g. `Arc`. Application state does not need to be `Send` and `Sync`,
> but the application factory must be `Send` + `Sync`. > but the application factory must be `Send` + `Sync`.
>
> To start the previous app, create it into a closure:
{{< include-example example="application" file="state.rs" section="start_app" >}}
## Combining applications with different state ## Combining applications with different state

12
examples/application/src/state.rs
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@ -24,6 +24,18 @@ App::with_state(AppState { counter: Cell::new(0) })
; ;
} }
fn start_app() {
// <start_app>
server::new(|| {
App::with_state(AppState { counter: Cell::new(0) })
.resource("/", |r| r.method(http::Method::GET).f(index))
}).bind("127.0.0.1:8080")
.unwrap()
.run()
// </start_app>
;
}
use actix_web::{server, HttpResponse}; use actix_web::{server, HttpResponse};
use std::thread; use std::thread;