namespace System.ServiceModel.Activities
{
    [ServiceContract(Name = "IWorkflowInstanceManagement", Namespace = "http://schemas.datacontract.org/2008/10/WorkflowServices")]
    [WorkflowContractBehavior]
    public interface IWorkflowInstanceManagement
    {
        [OperationContract(Name = "TransactedSuspend")]
        [TransactionFlow(TransactionFlowOption.Allowed)]
        void TransactedSuspend(Guid instanceId, string reason);
    }
}