protected IAsyncResult BeginInvoke (string methodName, object[] parameters, AsyncCallback callback, object asyncState)
{
SoapMethodStubInfo msi = (SoapMethodStubInfo) type_info.GetMethod (methodName);
SoapWebClientAsyncResult ainfo = null;
try
{
SoapClientMessage message = new SoapClientMessage (this, msi, Url, parameters);
message.CollectHeaders (this, message.MethodStubInfo.Headers, SoapHeaderDirection.In);
WebRequest request = GetRequestForMessage (uri, message);
ainfo = new SoapWebClientAsyncResult (request, callback, asyncState);
ainfo.Message = message;
ainfo.Extensions = SoapExtension.CreateExtensionChain (type_info.SoapExtensions[0], msi.SoapExtensions, type_info.SoapExtensions[1]);
ainfo.Request.BeginGetRequestStream (new AsyncCallback (AsyncGetRequestStreamDone), ainfo);
}
catch (Exception ex)
{
if (ainfo != null)
ainfo.SetCompleted (null, ex, false);
}
return ainfo;
}
protected IAsyncResult BeginInvoke(string methodName, object[] parameters, AsyncCallback callback, object asyncState)
{
SoapMethodStubInfo msi = (SoapMethodStubInfo)type_info.GetMethod(methodName);
SoapWebClientAsyncResult ainfo = null;
try
{
SoapClientMessage message = new SoapClientMessage(this, msi, Url, parameters);
message.CollectHeaders(this, message.MethodStubInfo.Headers, SoapHeaderDirection.In);
WebRequest request = GetRequestForMessage(uri, message);
ainfo = new SoapWebClientAsyncResult(request, callback, asyncState);
ainfo.Message = message;
ainfo.Extensions = SoapExtension.CreateExtensionChain(type_info.SoapExtensions[0], msi.SoapExtensions, type_info.SoapExtensions[1]);
ainfo.Request.BeginGetRequestStream(new AsyncCallback(AsyncGetRequestStreamDone), ainfo);
RegisterMapping(asyncState, ainfo);
}
catch (Exception ex)
{
if (ainfo != null)
{
ainfo.SetCompleted(null, ex, false);
}
}
return(ainfo);
}
protected object[] EndInvoke(IAsyncResult asyncResult)
{
if (!(asyncResult is SoapWebClientAsyncResult))
{
throw new ArgumentException("asyncResult is not the return value from BeginInvoke");
}
SoapWebClientAsyncResult ainfo = (SoapWebClientAsyncResult)asyncResult;
lock (ainfo)
{
if (!ainfo.IsCompleted)
{
ainfo.WaitForComplete();
}
UnregisterMapping(ainfo.AsyncState);
if (ainfo.Exception != null)
{
throw ainfo.Exception;
}
else
{
return((object[])ainfo.Result);
}
}
}
void AsyncGetResponseDone(IAsyncResult ar)
{
SoapWebClientAsyncResult ainfo = (SoapWebClientAsyncResult)ar.AsyncState;
WebResponse response = null;
try {
response = GetWebResponse(ainfo.Request, ar);
}
catch (WebException ex) {
response = ex.Response;
HttpWebResponse http_response = response as HttpWebResponse;
if (http_response == null || http_response.StatusCode != HttpStatusCode.InternalServerError)
{
ainfo.SetCompleted(null, ex, true);
return;
}
}
catch (Exception ex) {
ainfo.SetCompleted(null, ex, true);
return;
}
try {
object[] result = ReceiveResponse(response, ainfo.Message, ainfo.Extensions);
ainfo.SetCompleted(result, null, true);
}
catch (Exception ex) {
ainfo.SetCompleted(null, ex, true);
}
finally {
response.Close();
}
}
void AsyncGetRequestStreamDone(IAsyncResult ar)
{
SoapWebClientAsyncResult ainfo = (SoapWebClientAsyncResult)ar.AsyncState;
try
{
SendRequest(ainfo.Request.EndGetRequestStream(ar), ainfo.Message, ainfo.Extensions);
ainfo.Request.BeginGetResponse(new AsyncCallback(AsyncGetResponseDone), ainfo);
}
catch (Exception ex)
{
ainfo.SetCompleted(null, ex, true);
}
}
void InvokeAsyncCallback(IAsyncResult ar)
{
InvokeAsyncInfo info = (InvokeAsyncInfo)ar.AsyncState;
SoapWebClientAsyncResult sar = (SoapWebClientAsyncResult)ar;
InvokeCompletedEventArgs args = new InvokeCompletedEventArgs(sar.Exception, false, info.UserState, (object[])sar.Result);
if (info.Context != null)
{
info.Context.Send(info.Callback, args);
}
else
{
info.Callback(args);
}
}
