1SAX.setDocumentLocator()
2SAX.startDocument()
3SAX.internalSubset(doc, , )
4SAX.elementDecl(doc, 1, ...)
5SAX.attributeDecl(doc, defatt, 9, 1, 0, ...)
6SAX.attributeDecl(doc, xmlns:tst, 1, 4, http://example.org, ...)
7SAX.attributeDecl(doc, tst:att, 9, 1, 1, ...)
8SAX.externalSubset(doc, , )
9SAX.startElement(doc, att='1')
10SAX.endElement(doc)
11SAX.endDocument()
12