code: public void setManagedActionHistoryItems(java.util.Collection<ManagedActionHistoryItem> managedActionHistoryItems) {
          if (managedActionHistoryItems == null) {
              this.managedActionHistoryItems = null;
              return;
          }
  
          this.managedActionHistoryItems = new com.amazonaws.internal.SdkInternalList<ManagedActionHistoryItem>(managedActionHistoryItems);
      }
docs: <p>
  A list of completed and failed managed actions.
  </p>
  
  @param managedActionHistoryItems
  A list of completed and failed managed actions.