@Override
    public void putResponse(RemotingCommand response) {
        this.responseCommand = (ResponseCommand) response;
        this.countDownLatch.countDown();
    }
@see com.alipay.remoting.InvokeFuture#putResponse(com.alipay.remoting.RemotingCommand)
src/main/java/com/alipay/remoting/rpc/DefaultInvokeFuture.java