SAX.setDocumentLocator()
SAX.startDocument()
SAX.internalSubset(root, , )
SAX.elementDecl(root, 1, ...)
SAX.comment(  " )
SAX.externalSubset(root, , )
SAX.startElementNs(root, NULL, NULL, 0, 0, 0)
SAX.endElementNs(root, NULL, NULL)
SAX.endDocument()
