Geoprocessor Overwrite output

OverwriteOutput

Public Overrides Sub Execute(ByVal paramvalues As IArray, ByVal trackcancel As ITrackCancel, ByVal envMgr As IGPEnvironmentManager, ByVal message As IGPMessages)

    Dim parameterValue As IGPValue
    If CType(envMgr, IGeoProcessorSettings).OverwriteOutput Then
        parameterValue = GpUtilities.UnpackGPValue(paramvalues.Element(2))
        If Not parameterValue Is Nothing Then
            If GpUtilities.Exists(parameterValue) Then
                GpUtilities.Delete(parameterValue)
            End If
        End If
    End If
...
End Sub