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StateMachineWorkflowInstance.StateHistory Property

  • Reference

Definition

Namespace:
System.Workflow.Activities
Assembly:
System.Workflow.Activities.dll

Gets a collection of state activities that the state machine workflow instance has transitioned through.

public:
 property System::Collections::ObjectModel::ReadOnlyCollection<System::String ^> ^ StateHistory { System::Collections::ObjectModel::ReadOnlyCollection<System::String ^> ^ get(); };
public System.Collections.ObjectModel.ReadOnlyCollection<string> StateHistory { get; }
member this.StateHistory : System.Collections.ObjectModel.ReadOnlyCollection<string>
Public ReadOnly Property StateHistory As ReadOnlyCollection(Of String)

Property Value

ReadOnlyCollection<String>

A collection of transitions that the StateActivity has made.

Remarks

This property only returns the state history if the SqlTrackingService is used. An InvalidOperationException occurs if the SqlTrackingService is not installed. If there is no state history for a newly created instance, state history is created without the instance being started.

Applies to