/// <remarks/>
 public void RetrieveFolderItemsAsync(RetrieveFolderItemsRequest RetrieveFolderItemsRequest)
 {
     this.RetrieveFolderItemsAsync(RetrieveFolderItemsRequest, null);
 }
 /// <remarks/>
 public void RetrieveFolderItemsAsync(RetrieveFolderItemsRequest RetrieveFolderItemsRequest, object userState)
 {
     if ((this.RetrieveFolderItemsOperationCompleted == null))
     {
         this.RetrieveFolderItemsOperationCompleted = new System.Threading.SendOrPostCallback(this.OnRetrieveFolderItemsOperationCompleted);
     }
     this.InvokeAsync("RetrieveFolderItems", new object[] {
             RetrieveFolderItemsRequest}, this.RetrieveFolderItemsOperationCompleted, userState);
 }
 /// <remarks/>
 public System.IAsyncResult BeginRetrieveFolderItems(RetrieveFolderItemsRequest RetrieveFolderItemsRequest, System.AsyncCallback callback, object asyncState)
 {
     return this.BeginInvoke("RetrieveFolderItems", new object[] {
             RetrieveFolderItemsRequest}, callback, asyncState);
 }