[Dbix-class] serializing DBIx::Class::ResultSourceHandle (Followup)

Ash Berlin ash_cpan at firemirror.com
Fri Feb 15 20:20:51 GMT 2008


Cos it contains a code-ref (the DBH) which can't be freezed.

But since then I did come up with *a* way of doing it:

http://search.cpan.org/~jrobinson/DBIx-Class-0.08009/lib/DBIx/Class/Schema.pm#thaw 
  says

> Provided as the recommened way of thawing schema objects. You can  
> call Storable::thaw directly if you wish, but the thawed objects  
> will not have a reference to any schema, so are rather useless



There are also freeze and dclone methods for symmetry. This was a new  
addition since 0.08009 2008-01-20 13:30

-ash


On 15 Feb 2008, at 19:57, Jose Fonseca wrote:

> Hi, I just had the same problem that Bernhard Graf had in Sept. 2007  
> and caught up with this discussion:
>
> Ash Berlin Wrote:
> "I wrote the ResultSourceHandle stuff, and I never could come up  
> with a good way of specifying what schema to use in thawing the data."
>
> Quick question: why is the "schema" column of _source_handle undef'd  
> when freeze()ing?
>
>
> On Thu, Sep 20, 2007 at 10:18:10AM +0200, Bernhard Graf wrote:
> > On Thursday 20 September 2007 09:42, Ash Berlin wrote:
> >
> > > I wrote the ResultSourceHandle stuff, and I never could come up  
> with
>
> > > a good way of specifying what schema to use in thawing the data.  
> So
> > > currently you'd have to do
> > >
> > > $data->_source_handle->schema($schema);
>
> >
> > Not pretty, but this works at least.
>
> $data->result_source($schema->source('User'));
>
> just like it's always been since before ResultSourceHandle existed.
>
>
> Never call an _ prefix method from outside the object or a subclass  
> thereof.
>
> -- 
>       Matt S Trout       Need help with your Catalyst or DBIx::Class  
> project?
>    Technical Director                    http://www.shadowcat.co.uk/catalyst/
>
>  Shadowcat Systems Ltd.  Want a managed development or deployment  
> platform?
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