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From tu154 <m-i-s-c-h-...@web.de>
Subject Re: idea behind workspaces
Date Wed, 11 Jun 2008 15:23:04 GMT

Hi Alex,
Thank you very much. It was really really helpful.

Alexander Klimetschek wrote:
> On Wed, Jun 11, 2008 at 4:21 PM, tu154 <m-i-s-c-h-k-a@web.de> wrote:
>> What is the idea behind workspaces? For what can I need more than one
>> workspace? Could someone give me simple examples?
> Multiple workspaces are good for many use-cases. The first is to
> simply separate your content at a high level, eg. if you implement a
> CMS that is used for multiple sites (foobar.com, superfoobar.com,
> etc.), you could have a workspace for each site. The inner content
> structure would always be the same. Whether you do this with multiple
> workspaces or with a top-level folder inside a workspace is a question
> of the proper tradeoff for the specific application.
> Secondly, each workspace in Jackrabbit can have a different
> persistence manager, ie. the place where things get stored (eg.
> filesystem, database). This might be interesting during development,
> eg. using the filesystem one for better debugging on what gets stored.
> Finally the JCR API allows for cloning workspaces, where the UUIDs of
> nodes are kept. This allows for merging content later one. And both
> workspaces will point back to the same version history. Have a look at
> the JCR specification (which you should read anyway, since it is the
> number one documentation for JCR ;-)).
>> One thing I found is, that you can use multiple workspaces, if you have
>> more
>> than one user who can login to the repository, but they have their own
>> workspaces and so their own content. My next question is, how do I
>> configure
>> this? By login to the repositry I will get a new session, how and where
>> can
>> I set that the user can only access his own workspace??
> With JCR 1.0 and current Jackrabbit, you have to implement your own
> LoginModule and AccessManager to have restrictions on workspaces and
> nodes. With the upcoming JCR 2.0 (JSR283) there will be built-in ACLs,
> but this is currently work in progress. See the dev mailing list for
> recent discussions on this topic.
> Regards,
> Alex
> -- 
> Alexander Klimetschek
> alexander.klimetschek@day.com

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