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Michael Kay schrieb: >> So who's aware of the obscure namespace issue should be aware of the >> DTD feature of supplementing the document with default values. It's >> like assuming as a given a child's ability to ride a bicycle but not >> assuming it can walk. > > I disagree. It's possible to have a DTD ignored With an explicit <?xml version="1.0" standalone="yes"?>. Or by telling it to ignore the DTD by doing setLoadExternalDTD(false). > or substituted by a different DTD by invoking the parser in a > different way. That shouldn't cause names to be in a different > namespace, but it does. But then, what about parser.setDoNamespaces(false) ? > We often see problems where people show us an XML instance and an > XPath expression that fails to find elements in the instance, and it > turns out that there's a sneaky namespace declaration in the DTD I'd rather call it unobtrusive (but I'm not 100 % sure this is still bona fide). After some testing, I think I'd rather concede that setting the namespace via the DTD is not necessarily to be universally recommended as parsers vary considerably as to their default settings, and I admit I've had problems because I didn't configure the parser appropriately. Michael Ludwig
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