/// <remarks/>
 public void retrieveAsync(RetrieveRequest retrieveRequest) {
     this.retrieveAsync(retrieveRequest, null);
 }
 /// <remarks/>
 public void retrieveAsync(RetrieveRequest retrieveRequest, object userState) {
     if ((this.retrieveOperationCompleted == null)) {
         this.retrieveOperationCompleted = new System.Threading.SendOrPostCallback(this.OnretrieveOperationCompleted);
     }
     this.InvokeAsync("retrieve", new object[] {
                 retrieveRequest}, this.retrieveOperationCompleted, userState);
 }
 public AsyncResult retrieve(RetrieveRequest retrieveRequest) {
     object[] results = this.Invoke("retrieve", new object[] {
                 retrieveRequest});
     return ((AsyncResult)(results[0]));
 }