Trait actix_web::body::MessageBody

pub trait MessageBody {
    fn size(&self) -> BodySize;
    fn poll_next(
        self: Pin<&mut Self>, 
        cx: &mut Context<'_>
    ) -> Poll<Option<Result<Bytes, Error>>>;
}

Type that provides this trait can be streamed to a peer.

Required methods

fn size(&self) -> BodySize

fn poll_next(
    self: Pin<&mut Self>,
    cx: &mut Context<'_>
) -> Poll<Option<Result<Bytes, Error>>>

Implementations

impl dyn MessageBody + 'static

pub fn downcast_ref<T>(&self) -> Option<&T> where
    T: 'static + MessageBody, 

Downcasts generic body to a specific type.

pub fn downcast_mut<T>(&mut self) -> Option<&mut T> where
    T: 'static + MessageBody, 

Downcasts a generic body to a mutable specific type.

Implementations on Foreign Types

impl<B> MessageBody for Encoder<B> where
    B: MessageBody, 

pub fn size(&self) -> BodySize

pub fn poll_next(
    self: Pin<&mut Encoder<B>>,
    cx: &mut Context<'_>
) -> Poll<Option<Result<Bytes, Error>>>

impl MessageBody for ()

pub fn size(&self) -> BodySize

pub fn poll_next(
    self: Pin<&mut ()>,
    &mut Context<'_>
) -> Poll<Option<Result<Bytes, Error>>>

impl MessageBody for String

pub fn size(&self) -> BodySize

pub fn poll_next(
    self: Pin<&mut String>,
    &mut Context<'_>
) -> Poll<Option<Result<Bytes, Error>>>

impl MessageBody for Vec<u8, Global>

pub fn size(&self) -> BodySize

pub fn poll_next(
    self: Pin<&mut Vec<u8, Global>>,
    &mut Context<'_>
) -> Poll<Option<Result<Bytes, Error>>>

impl MessageBody for &'static str

pub fn size(&self) -> BodySize

pub fn poll_next(
    self: Pin<&mut &'static str>,
    &mut Context<'_>
) -> Poll<Option<Result<Bytes, Error>>>

impl<T> MessageBody for Box<T, Global> where
    T: MessageBody + Unpin, 

pub fn size(&self) -> BodySize

pub fn poll_next(
    self: Pin<&mut Box<T, Global>>,
    cx: &mut Context<'_>
) -> Poll<Option<Result<Bytes, Error>>>

Implementors

impl MessageBody for Body

impl MessageBody for Bytes

impl MessageBody for BytesMut

impl<B> MessageBody for ResponseBody<B> where
    B: MessageBody, 

impl<S> MessageBody for SizedStream<S> where
    S: Stream<Item = Result<Bytes, Error>> + Unpin, 

impl<S, E> MessageBody for BodyStream<S, E> where
    S: Stream<Item = Result<Bytes, E>> + Unpin,
    E: Into<Error>,