# Class TThrowEvent OptimaJet.Workflow.BpmnPlugin.Model.TThrowEvent Namespace: [OptimaJet.Workflow.BpmnPlugin.Model](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/) ```csharp public abstract class TThrowEvent : TEvent ``` ## Type Hierarchy - [TBaseElement](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TBaseElement/) - [TFlowElement](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TFlowElement/) - [TFlowNode](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TFlowNode/) - [TEvent](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TEvent/) - TThrowEvent Current type - [TEndEvent](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TEndEvent/) - [TImplicitThrowEvent](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TImplicitThrowEvent/) - [TIntermediateThrowEvent](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TIntermediateThrowEvent/) ## Constructors `public TThrowEvent()` Initializes a new instance of the [TThrowEvent](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TThrowEvent/) class. ## Properties `public Collection DataInput { get; }` `public bool DataInputSpecified { get; }` Gets a value indicating whether the DataInput collection is empty. `public Collection DataInputAssociation { get; }` `public bool DataInputAssociationSpecified { get; }` Gets a value indicating whether the DataInputAssociation collection is empty. `public TInputSet InputSet { get; set; }` `public Collection EventDefinition { get; }` `public bool EventDefinitionSpecified { get; }` Gets a value indicating whether the EventDefinition collection is empty. `public Collection EventDefinitionRef { get; }` `public bool EventDefinitionRefSpecified { get; }` Gets a value indicating whether the EventDefinitionRef collection is empty. [Previous TTextAnnotation](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TTextAnnotation/) [Next TTimerEventDefinition](https://api.workflowengine.io/bpmn-plugin/OptimaJet.Workflow.BpmnPlugin.Model/TTimerEventDefinition/)