1SAX.setDocumentLocator()
2SAX.startDocument()
3SAX.internalSubset(doc, , )
4SAX.attributeDecl(doc, a1, 8, 1, 1 2, ...)
5SAX.elementDecl(doc, 3, ...)
6SAX.externalSubset(doc, , )
7SAX.startElement(doc)
8SAX.endElement(doc)
9SAX.endDocument()
10