' Visual Basic .NET Document
Option Strict On

' <Snippet32>
<Assembly: CLSCompliant(True)>

Public Class C1(Of T)
    Protected Class N
    End Class

    Protected Sub M1(n As C1(Of Integer).N)   ' Not CLS-compliant - C1<int>.N not
        ' accessible from within C1(Of T) in all
    End Sub                                   ' languages


    Protected Sub M2(n As C1(Of T).N)     ' CLS-compliant – C1(Of T).N accessible
    End Sub                               ' inside C1(Of T)
End Class

Public Class C2 : Inherits C1(Of Long)
    Protected Sub M3(n As C1(Of Integer).N)   ' Not CLS-compliant – C1(Of Integer).N is not
    End Sub                                   ' accessible in C2 (extends C1(Of Long))

    Protected Sub M4(n As C1(Of Long).N)
    End Sub
End Class
' Attempting to compile the example displays output like the following:
'    error BC30508: 'n' cannot expose type 'C1(Of Integer).N' in namespace 
'    '<Default>' through class 'C1'.
'    
'       Protected Sub M1(n As C1(Of Integer).N)   ' Not CLS-compliant - C1<int>.N not
'                             ~~~~~~~~~~~~~~~~
'    error BC30389: 'C1(Of T).N' is not accessible in this context because 
'    it is 'Protected'.
'    
'       Protected Sub M3(n As C1(Of Integer).N)   ' Not CLS-compliant - C1(Of Integer).N is not
'    
'                             ~~~~~~~~~~~~~~~~
'    
'    error BC30389: 'C1(Of T).N' is not accessible in this context because it is 'Protected'.
'    
'       Protected Sub M4(n As C1(Of Long).N)  
'                             ~~~~~~~~~~~~~
' </Snippet32>

Module Example

    Public Sub Main()

    End Sub
End Module