string ProcessGetCallbackResult (ICallbackEventHandler target, string callbackEventError)
{
string callBackResult;
try {
callBackResult = target.GetCallbackResult ();
} catch (Exception ex) {
return String.Concat ("e", RuntimeHelpers.DebuggingEnabled ? ex.ToString () : ex.Message);
}
string eventValidation = ClientScript.GetEventValidationStateFormatted ();
return callbackEventError + (eventValidation == null ? "0" : eventValidation.Length.ToString ()) + "|" +
eventValidation + callBackResult;
}