vs2010 webservice async in bl

Question

In Visual studio 2010 webservice (.asmx), i would like to call in ASYNC(another method)  in the business layer in .asmx page. is there any way to call?

   [WebMethod]
        public WebResult xxx1(string a)
        {    new BusinessTier().xxx2(data1);   //replace this as ASYNC

        }

Answer 1

You could refer to the following article, return an IAsyncResult interface from web method, and call BeginXXX and EndXXX methods.

http://www.guidanceshare.com/wiki/Web_Services_(ASMX_1.1)_Performance_Guidelines_-_Asynchronous_Web_Methods

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