public void beginStartTag(int prefix, String localName) throws IOException {
   closeStartTag();
   int base = pushNsDecls();
   write('<');
   writeName(prefix, localName);
   writeNsDecls(base);
 }
 @Override
 public void beginStartTag(Name name) throws IOException {
   closeStartTag();
   int base = pushNsDecls();
   write('<');
   writeName(name);
   writeNsDecls(base);
 }