[Mono-devel-list] [PATCH] Default attribute removal in XmlElement

Atsushi Eno atsushi at ximian.com
Tue Jan 13 08:04:03 EST 2004

It looks fixed with the previous "Specified" fix...?

Atsushi Eno

Boris Kirzner wrote:

> Description of Problem:
> - If the removed attribute is known to have a default value, an 
> attribute should immediately appear containing the default value.
> - Re-setting an attribute to its default value requires that the 
> attribute be deleted. New attribute with its Specified property set to 
> False should be created.
> Steps to reproduce the problem :
> 1. Create DTD file defining some node having default attribute value.
> 2. Create XML file referencing the DTD, with node inside that attribute 
> value having default in DTD is not explicitly specified.
> 3. Load XML document into XmlDocument
> 4. Remove the attribute
> 4. Inspect Value and Specified properties of the attribute.
> Actual result :
> System.NullReferenceException: A null value was found where an object 
> instance was required in <0x00128>
> Expected result :
> Yes
> False
> Enclosed is a small test case and a patch.
> Thank you in advance,
> Boris Kirzner

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