# Class TMessageFlowAssociation OptimaJet.Workflow.BpmnPlugin.Model.TMessageFlowAssociation Namespace: [OptimaJet.Workflow.BpmnPlugin.Model](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/) ```csharp public class TMessageFlowAssociation : TBaseElement ``` ## Type Hierarchy - [TBaseElement](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TBaseElement/) - TMessageFlowAssociation Current type ## Properties `public XmlQualifiedName InnerMessageFlowRef { get; set; }` `public XmlQualifiedName OuterMessageFlowRef { get; set; }` [Previous TMessageFlow](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TMessageFlow/) [Next TMonitoring](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TMonitoring/)