PrintMutSliceBuf.rs

fn accept_udp_connection(mio_server: &MioServer) {
        println!("the server socket is ready to accept a UDP connection");
        let mut buf = Vec::<u8>::new();
        let mut mut_slice_buf = MutSliceBuf::wrap(&mut buf);
        match mio_server.udp_server.recv_from(&mut mut_slice_buf) {
            Ok(Some(addr)) => {
                
                println!("remaining is {}", mut_slice_buf.remaining());
                match String::from_utf8(buf) {
                    Ok(str) => {
                        println!("buffer is {}", str);        
                    },
                    Err(e) => {
                        println!("could't convert the buffer to utf8. {}", e);
                    }
                }                
            
                let quote = "What udp bytes do you seek avatar?";
                let mut quote_buf = SliceBuf::wrap(&mut quote.as_bytes());
                let _ = mio_server.udp_server.send_to(&mut quote_buf, &addr);
                
                //re-register
            }
            Ok(None) => println!("The udp socket wasn't actually ready"),
            Err(e) => println!("couldn't receive a datagram: {}", e)
        }
    }