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Private Shared Function GetWorkflow(ByVal flow As WorkflowFlow) As WorkflowDocument3

      GetWorkflow = Nothing
        If (Not flow Is Nothing) And (Not String.IsNullOrEmpty(flow.FileName)) Then
            If Not m_oWorkflowDocuments.TryGetValue(flow.FileName, GetWorkflow) Then
                Dim oDirectoryResolver As New CFNSDirectoryPathResolver
                GetWorkflow = New WorkflowDocument3
                GetWorkflow.Load(oDirectoryResolver.ResolveFilePath(flow.FileName).FullName)
                InitWorkflow(GetWorkflow)
                SyncLock (m_oWorkflowDocuments)
                    m_oWorkflowDocuments(flow.FileName) = GetWorkflow
                End SyncLock
            End If
        End If

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