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use futures::{self, Future};
use http::{Request, Response};
use std::sync::Arc;
pub trait Payload {
type Data: AsRef<[u8]> + 'static;
type Error;
fn poll_data(&mut self) -> futures::Poll<Option<Self::Data>, Self::Error>;
}
pub trait NewHttpService {
type RequestBody;
type ResponseBody;
type Error;
type Service: HttpService<RequestBody = Self::RequestBody, ResponseBody = Self::ResponseBody, Error = Self::Error>;
type InitError;
type Future: Future<Item = Self::Service, Error = Self::InitError>;
fn new_service(&self) -> Self::Future;
}
impl<S: NewHttpService> NewHttpService for Box<S> {
type RequestBody = S::RequestBody;
type ResponseBody = S::ResponseBody;
type Error = S::Error;
type Service = S::Service;
type Future = S::Future;
type InitError = S::InitError;
fn new_service(&self) -> Self::Future {
(**self).new_service()
}
}
impl<S: NewHttpService> NewHttpService for Arc<S> {
type RequestBody = S::RequestBody;
type ResponseBody = S::ResponseBody;
type Error = S::Error;
type Service = S::Service;
type Future = S::Future;
type InitError = S::InitError;
fn new_service(&self) -> Self::Future {
(**self).new_service()
}
}
pub trait HttpService {
type RequestBody;
type ResponseBody;
type Error;
type Future: Future<Item = Response<Self::ResponseBody>, Error = Self::Error>;
fn call(&mut self, request: Request<Self::RequestBody>) -> Self::Future;
}
impl<S: HttpService> HttpService for Box<S> {
type RequestBody = S::RequestBody;
type ResponseBody = S::ResponseBody;
type Error = S::Error;
type Future = S::Future;
fn call(&mut self, request: Request<Self::RequestBody>) -> Self::Future {
(**self).call(request)
}
}