Andrew Haley wrote:
> In gcj, we have a method called GetCallingClass(Class c). It searches
> firstly for a method declared in class c, then for a method not
> declared in c. We have found, after a certain amount of trouble, that
> this is the right way to do things; it means that an arbitrary number
> of stack frames can be between the direct caller of GetCallingClass
> and the user code, and it also means that you don't have to check for
> assignability, but for an exact match.
This is a dumb idea...
> For example, you may have
>
> class Foo
> {
> bar (Object O)
> {
> return baz(O);
> }
>
> baz (Object O)
> {
> ... GetCallingClass (Foo) ...
> }
> }
class Frob extends Foo
{
baz (Object o)
{
super.baz(o);
}
}
> ... and you will get class of the caller of bar, not Foo.class.
No, you'll get Frob.
Regards,
Jeroen
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