Re: Is keyed archives portable between Cocoa and GNUstep ?

[Yen-Ju Chen]

On 21 May 2007 09:39:37 -0700, hns@computer.org <hns@computer.org> wrote:
> On 21 Mai, 17:43, Fred Kiefer <fredkie...@gmx.de> wrote:
> > Yen-Ju Chen wrote:
> > > Since GNUstep can read and write nib file,
> > > I wonder whether it means the keyed archives are portable between
> > > Cocoa and GNUstep ?
> > > In another word, if I have objects key-encoded with GNUstep,
> > > can it be read with the same program building with Cocoa ?
> > > I look at the nib file, which is supposed to be keyed archived,
> > > and it seems to be in some kind of  binary format.
> >
> > Don't let this binary format worry you. GNUstep supports both the binary
> > and the XML format used by Cocoa for keyed coding.
> > Are keyed archives then portable between GNUstep and Cocoa? As usuals,
> > it depends :-)
>
> You can be quite safe that all object structures you can also encode
> as property lists (i.e. NSArray, NSDictionary, NSNumber, NSString) and
> classes where you write your own keyed encodeWithCoder/initWithCoder
> are portable.

 I mostly only use basic data type (array, string, etc.).
 So it seems to be fine as you suggested.
 I will test it in my case.
 Thanx.

 Yen-Ju

> I.e. the most common case is that your application has some model data
> structures to be encoded during a Save operation in a (binary) file.
> This should IMHO work without problems.
>
> Nikolaus
>
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