/// <summary>
        /// Run the code example.
        /// </summary>
        /// <param name="user">The DFP user object running the code example.</param>
        public override void Run(DfpUser user)
        {
            // Get the LabelService.
              LabelService labelService =
              (LabelService) user.GetService(DfpService.v201211.LabelService);

              try {
            // Create an array to store local label objects.
            Label[] labels = new Label[5];

            for (int i = 0; i < 5; i++) {
              Label label = new Label();
              label.name = "Label #" + GetTimeStamp();
              label.types = new LabelType[] {LabelType.COMPETITIVE_EXCLUSION};
              labels[i] = label;
            }

            // Create the labels on the server.
            labels = labelService.createLabels(labels);

            if (labels != null) {
              foreach (Label label in labels) {
            StringBuilder builder = new StringBuilder();
            foreach (LabelType labelType in label.types) {
              builder.AppendFormat("{0} | ", labelType);
            }

            Console.WriteLine("A label with ID '{0}', name '{1}', and type '{2}' was created.",
                label.id, label.name, builder.ToString().TrimEnd(' ', '|'));
              }
            } else {
              Console.WriteLine("No labels created.");
            }
              } catch (Exception ex) {
            Console.WriteLine("Failed to create labels. Exception says \"{0}\"", ex.Message);
              }
        }
 public Label updateLabel(Label label)
 {
     object[] results = this.Invoke("updateLabel", new object[] { label });
       return ((Label) (results[0]));
 }