/// <summary>Parse xml and instantiate the nested rule</summary> /// <exception cref="Org.Apache.Hadoop.Yarn.Server.Resourcemanager.Scheduler.Fair.AllocationConfigurationException /// "/> public override void InitializeFromXml(Element el) { NodeList elements = el.GetChildNodes(); for (int i = 0; i < elements.GetLength(); i++) { Node node = elements.Item(i); if (node is Element) { Element element = (Element)node; if ("rule".Equals(element.GetTagName())) { QueuePlacementRule rule = QueuePlacementPolicy.CreateAndInitializeRule(node); if (rule == null) { throw new AllocationConfigurationException("Unable to create nested rule in nestedUserQueue rule" ); } this.nestedRule = rule; break; } else { continue; } } } if (this.nestedRule == null) { throw new AllocationConfigurationException("No nested rule specified in <nestedUserQueue> rule" ); } base.InitializeFromXml(el); }