[Mono-list] late linking & dynamic invocation ...

Dietmar Maurer dietmar@ximiam.com
26 Jun 2002 19:12:44 +0200

I don't know what you are trying to do, but I you want to write CORBA
bindings you should take a look at the remoting infrastructure. Do you
know Ingo's book? 


- Dietmar

On Wed, 2002-06-26 at 17:58, Michael Meeks wrote:
> Hi there,
> 	Apologies for arriving so late with my clueless questions; anyway -
> I've been poking around with delegates, and they seem quite pleasant,
> but inadequate for what I need.
> 	I suppose I need to know how to do 2 things, and search as I do I can't
> seem to see how to do them:
> 	a) A way to specify that a certain object is extremely late 
> 	   linked, such that I can invoke arbitrary methods on it, and
> 	   the compiler will do ~no checking eg.
> 	LateLinkType t = (LateLinkType) myObject;
> 	t.unknownMethod ("astring");
> 	   The above being 'useful' for a stubless ORB. Of course, 
> 	perhaps it's possible that I have to have all the type 
> 	information there at compile time and it's not possible to have
> 	a stub-less CORBA wrapper. I can see how the skel-less process
> 	works, we do a GetType (), find the MethodInfo, and do an Invoke
> 	but how should the stub case work ?
> 	b) A way to handle delegates that is elegant; eg. I wish to
> 	   implement the following (or similar):
> 	private void sizeAllocate (Widget w, Allocation a,
> 				   Object closure);	
> 	...
> 		w.addHandler ("size_allocate", sizeAllocate, myObject);
> 	   I don't mind doing a (redundant) new Foo (sizeAllocate), and 
> 	I can see how you can do this with loads of delegates: new 
> 	DelegateWidgetAllocation (sizeAllocate) eg. but I don't want to
> 	go around typing the method signature twice - once in declaring 
> 	it, and once in a delegate allocation scheme.
> 	   Is it possible to coerce the type information out of a method
> 	name by some clever casting ? and if so, how in the (seemingly 
> 	unexpandable) delegate constructon scheme ?
> 	Seemingly I've missed the plot somewhere here :-)
> 	Thanks in advance,
> 		Michael.
> -- 
>  mmeeks@gnu.org  <><, Pseudo Engineer, itinerant idiot
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