Method onMessage

example/echoServerAsync.cc:45–51

可读写事件回调

    // 可读写事件回调
    void onMessage(const TcpConnectionPtr &conn, Buffer *buf, Timestamp time)
    {
        printf("onMessage!\n");
        std::string msg = buf->retrieveAllAsString();
        conn->send(msg);
        // conn->shutdown();   // 关闭写端 底层响应EPOLLHUP => 执行closeCallback_
    }

    EventLoop *loop_;
    TcpServer server_;