Re: problem with abstract types

[Ulrich Eckhardt <uli.e@gmx.de>]

Robert I. Eachus wrote:
> Ulrich Eckhardt wrote:
> 
> 
>>No. openRegistry is first defined abstract and then implemented
>>as openRegistry(reg : in out file_registry; ..) and
>>openRegistry(reg : in out win_registry; ..) .
> 
[..]
> 
>   with registry; use registry;
>   procedure main is
>     declare
>       reg := openRegistry(CLASS_USER,"registrytest");

It's not so easy. My function get_Registry sould estimat what
type of registry should be used (mybe i want to add later on
also an LDAP, Database or some sort of pluggable support). So it
seems that i have to use access parameters for this.

> Also you will note that I got rid of any need for Unbounded_String.  It 
> may be that some of the individual implementations of openRegistry will 
> need to use Unbounded_String, but if the name never changes, you 

I will change my specs about this.

Uli
-- 
Ulrich Eckhardt
http://www.uli-eckhardt.de