[omniORB] omniORBpy-3.0 "casting" inout Parameters (solved)
aaaa bbbb
yxcv2000 at yahoo.com
Mon Aug 20 00:25:50 BST 2007
--- Luke Deller <ldeller at iress.com.au> wrote:
> ....
> > > > struct Attr {
> > > > string name;
> > > > SomeType type;
> > > > long numericv;
> > > > string textv;
> > > > SomeType2 state;
> > > > };
> > > > typedef sequence<Attr> AttrSeq;
> ...
> > That is exactly the problem. I don't know how to
> > create variables with the correct type.
>
> > theList = A.AttrSeq()
> > will fail with an exception (__init__ method of
> > A.AttrSeq create by omniiorb is " raise
> > RuntimeError("Cannot construct objects of this
> > type.")")
>
> Yes, CORBA sequences are mapped to Python lists (as
> per section 1.3.2 of the "Python Language Mapping
> Specification"), so you don't want to create AttrSeq
> instances.
>
> CORBA structs are mapped to Python instances, so you
> will want to create A.Attr instances and put these
> into your list.
>
> eg:
> theList = [
>
>
A.Attr(name='foo',type=someVal,numericv=42,textv='foo',state=someVal2),
>
>
A.Attr(name='bar',type=someVal,numericv=42,textv='bar',state=someVal2),
> ]
Excellent! That solved the problem. Thanks a lot!
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