AjaxControlToolkit.ScriptControlBase.LoadPostData C# (CSharp) Method

        protected virtual bool LoadPostData(string postDataKey, NameValueCollection postCollection)
        {
            if(SupportsClientState) {
                var clientState = postCollection[ClientStateFieldID];
                if(!String.IsNullOrEmpty(clientState))
                    LoadClientState(clientState);
            }
            return false;
        }