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use std::sync::Arc;
use std::net::Shutdown;
use std::io::{Read, Write, Error};
use futures::Poll;
use tokio_io::{AsyncRead, AsyncWrite};
use tokio_core::net::TcpStream;
pub struct SharedTcpStream {
io: Arc<TcpStream>,
}
impl SharedTcpStream {
pub fn new(a: Arc<TcpStream>) -> Self {
SharedTcpStream {
io: a,
}
}
pub fn shutdown(&self) {
let _ = self.io.shutdown(Shutdown::Both);
}
}
impl From<TcpStream> for SharedTcpStream {
fn from(a: TcpStream) -> Self {
SharedTcpStream::new(Arc::new(a))
}
}
impl Read for SharedTcpStream {
fn read(&mut self, buf: &mut [u8]) -> Result<usize, Error> {
Read::read(&mut (&*self.io as &TcpStream), buf)
}
}
impl AsyncRead for SharedTcpStream {}
impl AsyncWrite for SharedTcpStream {
fn shutdown(&mut self) -> Poll<(), Error> {
self.io.shutdown(Shutdown::Both).map(Into::into)
}
}
impl Write for SharedTcpStream {
fn write(&mut self, buf: &[u8]) -> Result<usize, Error> {
Write::write(&mut (&*self.io as &TcpStream), buf)
}
fn flush(&mut self) -> Result<(), Error> {
Write::flush(&mut (&*self.io as &TcpStream))
}
}
impl Clone for SharedTcpStream {
fn clone(&self) -> Self {
SharedTcpStream::new(self.io.clone())
}
}