Obviously the best way to do this is to actually refactor it out of your code...

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On 26 Jul 2012, at 08:11, Jack Hughes <[email protected]> wrote:

> Create  a null implementation of IBar that NOPs all methods. That way 
> MyService doesn't have a dangling null reference that will likely cause 
> problems in the code. In your new project register the null implementation 
> with windsor, everywhere else register the concrete implementation.
>  
> From: [email protected] 
> [mailto:[email protected]] On Behalf Of Scott_M
> Sent: 25 July 2012 22:13
> To: [email protected]
> Subject: Windsor / null dependency injection
>  
> Ran into a recent case where one of my new apps is using a component where a 
> constructor based dependency of that component is not necessary (IBar) and 
> would be painful to inject (lot of projects/related projects to 
> import/build).  Here is a simplified example:
>  
> public MyService : IService
> {
>   private IFoo _foo;
>   private IBar _bar;
>  
>   public MyService(IFoo foo, IBar bar)
>   {
>     _foo = foo;
>     _bar = bar;
>   }
> }
>  
> So lets say that the IBar dependency is not needed for the current 
> application but IFoo is.  Is there a good way to inject NULL for that 
> dependency using windsor config / XML / Nullable<T>?    How is this done?
>  
>  
> thanks
>  
>  
>  
>  
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