SAX.setDocumentLocator()
SAX.startDocument()
SAX.internalSubset(doc, , )
SAX.attributeDecl(doc, a1, 8, 1, 1 2, ...)
SAX.elementDecl(doc, 3, ...)
SAX.externalSubset(doc, , )
SAX.startElement(doc)
SAX.endElement(doc)
SAX.endDocument()
