On the client side, you define a class that implements the interface AsyncCallback.

在客户端，定义一个实现 AsyncCallback接口的类。

youdao

Then, you use an AsyncCallback object to actually do something with the server response.

然后，使用AsyncCallback对象对服务器响应执行一些实际操作。

youdao

Then, you use an AsyncCallback object to actually do something with the server response.

然后，使用AsyncCallback对象对服务器响应执行一些实际操作。

youdao