Ba perso, j'serais passé direct par javax.xml.parsers et DocumentBuilderFactory. Là-dessus, newDocumentBuilder(), getDOMImplementation() et createDocument(). Ce qui évite de ramener Xerces
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Everyone thinks of changing the world, but no one thinks of changing himself | It is the peculiar quality of a fool to perceive the faults of others and to forget his own | Early clumsiness is not a verdict, it’s an essential ingredient.