Re: Trouble writing a Factory

[Nick Glencross <nickg glencros demon co uk>]

Bowie Owens wrote:

> Nick Glencross wrote:
>
> > Hi Folks,
> >
> > I've been trying to implement a factory Object in orbitcpp (like the
> > factory one in http://jmvanel.free.fr/corba/orbit-docs/examples/factory/
> > for C ORBit). This is obviously basic stuff, but I can't find the exact
> > code that I put in the Factory method implementation to return the
> > object that it creates.
> >
> > There was a discussion about writing this example mentioned here:
> > http://sourceforge.net/mailarchive/message.php?msg_id=522349
> >
> > The factory itself was created like this:
> >
> >          Block_ns::BlockFactory_impl servant;
> >          CORBA::Object_var object = servant._this();
> >
> > Doing something similar to this doesn't however match the prototype of
> > the method that the IDL compiler has created for me though. Also the
> > constructor for the exact type to be returned is protected, so that
> > isn't right either.
> >
> > Any code snippets would be greatly appreciated,
> >  
> I've just added a test client and server that implements a really 
> basic factory. It can be found under test/cpp/factory. It should be 
> enough to get you started. You will have to check out the CVS version 
> of orbitcpp to get at the example. Instructions on how to get the CVS 
> version on the orbitcpp webpage.
>
> http://orbitcpp.sourceforge.net/
>
> The anonymous servers sometimes take time to sync. You'll need the 
> version with a ChangeLog entry that reads as follows.
>
> 2004-12-08 Bowie Owens <bowie owens csiro au>
>        * configure.in
>        * test/cpp/Makfile.am
>        * test/cpp/factory/Makefile.am
>        * test/cpp/factory/client.cc
>        * test/cpp/factory/factory-impl.cc
>        * test/cpp/factory/factory-impl.h
>        * test/cpp/factory/server.cc
>        * test/cpp/factory/generated/Makefile.am:
>        Quickly hacked together example of factory.
>
> Please let me know if anything fails to work.

I'm grateful, and will try it out tomorrow.

Cheers,

Nick