Sub CleanPolyline_2()
  Dim pMxDoc As IMxDocument
  Dim pMap As IMap
  Dim pFeatureLayer As IFeatureLayer
  Dim pInFeatureClass As IFeatureClass
  Dim pDupFeatureClass As IFeatureClass
  Dim pOutFeatureClass As IFeatureClass
  Dim sMessage As String
  Set pMxDoc = ThisDocument
  Set pMap = pMxDoc.FocusMap
  Set pFeatureLayer = pMxDoc.SelectedLayer
  Set pInFeatureClass = pFeatureLayer.FeatureClass
  '=======================================================================
  Dim ET As New ETGW_Core
  Dim sOutFileName As String
  Dim sDupFileName As String
  Dim fTol As Double
  Dim bDup As Boolean
  fTol = 0.00002
  bDup = True
  sOutFileName = "c:\00\test_pgdb.mdb\clean_polylines1"
  sDupFileName = "c:\00\test_pgdb.mdb\duplicates1"
  Set pOutFeatureClass = ET.CleanPolyline2(pInFeatureClass, sOutFileName, _
                          fTol, bDup, sDupFileName, pDupFeatureClass, sMessage)
  '========================================================================
  If Not pOutFeatureClass Is Nothing Then
    Set pFeatureLayer = New FeatureLayer
    Set pFeatureLayer.FeatureClass = pOutFeatureClass
    pFeatureLayer.Name = pOutFeatureClass.AliasName
    pMap.AddLayer pFeatureLayer
  Else
    MsgBox sMessage
  End If
  If bDup Then
    If Not pDupFeatureClass Is Nothing Then
      Set pFeatureLayer = New FeatureLayer
      Set pFeatureLayer.FeatureClass = pDupFeatureClass
      pFeatureLayer.Name = pDupFeatureClass.AliasName
      pMap.AddLayer pFeatureLayer
    End If
  Else
  End If
End Sub