public abstract class NbObjectBucketBase<T> : INbObjectBucket
where T : new(), NbObject

Public MustInherit Class NbObjectBucketBase(Of T As {New, NbObject})
	Implements INbObjectBucket

generic<typename T>
where T : gcnew(), NbObject
public ref class NbObjectBucketBase abstract : INbObjectBucket

[<AbstractClassAttribute>]
type NbObjectBucketBase<'T when 'T : new() and NbObject> =  
    class
        interface INbObjectBucket
    end