Finally, we start a timer handler, as shown in Listing 6, to handle the scenario where the Web service client callback handler is never called, which will result in a timeout.

最后，我们启动了一个计时器处理程序(如清单6所示)来处理以下场景：Web服务客户机回调处理程序一直没有被调用，这将导致一个超时。

youdao

Creates a SOAP.Envelope encapsulating an RPC-Style request and sends that to the Web service, invoking a callback when a response is received.

创建一个封装rpc样式请求的SOAP . Envelope，并将其发送到Web服务。当接收到响应时，调用回调函数。

youdao

If you want to deploy it to a Web server, you may no longer want callback support.

如果您想将其部署到Web服务器，可能就不再需要回调支持。

youdao