@Override
    public void oneway(Url url, Object request, InvokeContext invokeContext)
                                                                            throws RemotingException {
        Connection conn = this.connectionManager.get(url.getUniqueKey());
        if (null == conn) {
            throw new RemotingException("Client address [" + url.getOriginUrl()
                                        + "] not connected yet!");
        }
        this.connectionManager.check(conn);
        this.oneway(conn, request, invokeContext);
    }
@see com.alipay.remoting.rpc.RpcRemoting#oneway(com.alipay.remoting.Url, java.lang.Object, InvokeContext)
src/main/java/com/alipay/remoting/rpc/RpcServerRemoting.java