Re: PersistenceState relation to property changes

From: Andrus Adamchik (andru..bjectstyle.org)
Date: Sat Aug 27 2005 - 12:10:51 EDT

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In reply to: Sean Tan: "Re: PersistenceState relation to property changes"
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On Aug 26, 2005, at 4:25 PM, Sean Tan wrote:

> 1. Cayenne relies on DataContext.hasChanges() to know whether there is
> any real modifications. But this only allows Cayenne to know whether
> there are any modifications within the DataContext, not based on
> individual DataObjects.
> 2. Due to the above, once there is a single modified DataObject within
> the DataContext, the validate* methods will be called for all
> DataObjects marked modified.
>
> As such, I think your suggestion does not work.

This is a bug. I just reproduced this behavior in a simple test:

http://objectstyle.org/jira/secure/ViewIssue.jspa?key=CAY-355

We shouldn't call validateForSave on "phantom" modifications.

Andrus

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