[−][src]Struct piper::Arc
A reference-counted pointer that implements async I/O traits.
This is just a wrapper around std::sync::Arc
that adds the following impls:
impl<T> AsyncRead for Arc<T> where &T: AsyncRead {}
impl<T> AsyncWrite for Arc<T> where &T: AsyncWrite {}
Examples
use futures::io; use piper::Arc; use smol::Async; use std::net::TcpStream; // A client that echoes messages back to the server. let stream = Async::<TcpStream>::connect("127.0.0.1:8000").await?; // Create two handles to the stream. let reader = Arc::new(stream); let mut writer = reader.clone(); // Echo data received from the reader back into the writer. io::copy(reader, &mut writer).await?;
Methods
impl<T> Arc<T>
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pub fn new(data: T) -> Arc<T>
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Constructs a new Arc<T>
.
Examples
use piper::Arc; use std::sync; // These two lines are equivalent: let a = Arc::new(7); let a = Arc(sync::Arc::new(7));
Trait Implementations
impl<T> AsyncRead for Arc<T> where
&'a T: AsyncRead,
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&'a T: AsyncRead,
fn poll_read(
self: Pin<&mut Self>,
cx: &mut Context,
buf: &mut [u8]
) -> Poll<Result<usize>>
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self: Pin<&mut Self>,
cx: &mut Context,
buf: &mut [u8]
) -> Poll<Result<usize>>
fn poll_read_vectored(
self: Pin<&mut Self>,
cx: &mut Context,
bufs: &mut [IoSliceMut]
) -> Poll<Result<usize, Error>>
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self: Pin<&mut Self>,
cx: &mut Context,
bufs: &mut [IoSliceMut]
) -> Poll<Result<usize, Error>>
impl<T> AsyncWrite for Arc<T> where
&'a T: AsyncWrite,
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&'a T: AsyncWrite,
fn poll_write(
self: Pin<&mut Self>,
cx: &mut Context,
buf: &[u8]
) -> Poll<Result<usize>>
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self: Pin<&mut Self>,
cx: &mut Context,
buf: &[u8]
) -> Poll<Result<usize>>
fn poll_flush(self: Pin<&mut Self>, cx: &mut Context) -> Poll<Result<()>>
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fn poll_close(self: Pin<&mut Self>, cx: &mut Context) -> Poll<Result<()>>
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fn poll_write_vectored(
self: Pin<&mut Self>,
cx: &mut Context,
bufs: &[IoSlice]
) -> Poll<Result<usize, Error>>
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self: Pin<&mut Self>,
cx: &mut Context,
bufs: &[IoSlice]
) -> Poll<Result<usize, Error>>
impl<T> Clone for Arc<T>
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impl<T: Debug> Debug for Arc<T>
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impl<T: Default> Default for Arc<T>
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impl<T> Deref for Arc<T>
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impl<T: Display> Display for Arc<T>
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impl<T> From<T> for Arc<T>
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impl<T: Hash> Hash for Arc<T>
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fn hash<H: Hasher>(&self, state: &mut H)
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fn hash_slice<H>(data: &[Self], state: &mut H) where
H: Hasher,
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H: Hasher,
impl<T> Pointer for Arc<T>
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impl<T> Unpin for Arc<T>
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Auto Trait Implementations
impl<T> RefUnwindSafe for Arc<T> where
T: RefUnwindSafe,
T: RefUnwindSafe,
impl<T> Send for Arc<T> where
T: Send + Sync,
T: Send + Sync,
impl<T> Sync for Arc<T> where
T: Send + Sync,
T: Send + Sync,
impl<T> UnwindSafe for Arc<T> where
T: RefUnwindSafe,
T: RefUnwindSafe,
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<R> AsyncReadExt for R where
R: AsyncRead + ?Sized,
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R: AsyncRead + ?Sized,
fn chain<R>(self, next: R) -> Chain<Self, R> where
R: AsyncRead,
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R: AsyncRead,
fn read(&'a mut self, buf: &'a mut [u8]) -> Read<'a, Self> where
Self: Unpin,
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Self: Unpin,
fn read_vectored(
&'a mut self,
bufs: &'a mut [IoSliceMut<'a>]
) -> ReadVectored<'a, Self> where
Self: Unpin,
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&'a mut self,
bufs: &'a mut [IoSliceMut<'a>]
) -> ReadVectored<'a, Self> where
Self: Unpin,
fn read_exact(&'a mut self, buf: &'a mut [u8]) -> ReadExact<'a, Self> where
Self: Unpin,
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Self: Unpin,
fn read_to_end(&'a mut self, buf: &'a mut Vec<u8>) -> ReadToEnd<'a, Self> where
Self: Unpin,
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Self: Unpin,
fn read_to_string(&'a mut self, buf: &'a mut String) -> ReadToString<'a, Self> where
Self: Unpin,
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Self: Unpin,
fn split(self) -> (ReadHalf<Self>, WriteHalf<Self>) where
Self: AsyncWrite,
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Self: AsyncWrite,
fn take(self, limit: u64) -> Take<Self>
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impl<W> AsyncWriteExt for W where
W: AsyncWrite + ?Sized,
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W: AsyncWrite + ?Sized,
fn flush(&mut self) -> Flush<Self> where
Self: Unpin,
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Self: Unpin,
fn close(&mut self) -> Close<Self> where
Self: Unpin,
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Self: Unpin,
fn write(&'a mut self, buf: &'a [u8]) -> Write<'a, Self> where
Self: Unpin,
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Self: Unpin,
fn write_vectored(
&'a mut self,
bufs: &'a [IoSlice<'a>]
) -> WriteVectored<'a, Self> where
Self: Unpin,
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&'a mut self,
bufs: &'a [IoSlice<'a>]
) -> WriteVectored<'a, Self> where
Self: Unpin,
fn write_all(&'a mut self, buf: &'a [u8]) -> WriteAll<'a, Self> where
Self: Unpin,
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Self: Unpin,
fn into_sink<Item>(self) -> IntoSink<Self, Item> where
Item: AsRef<[u8]>,
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Item: AsRef<[u8]>,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> From<!> for T
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impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T> ToOwned for T where
T: Clone,
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T: Clone,
type Owned = T
The resulting type after obtaining ownership.
fn to_owned(&self) -> T
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fn clone_into(&self, target: &mut T)
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impl<T> ToString for T where
T: Display + ?Sized,
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T: Display + ?Sized,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,