out.start("topLevel",new String[]{"id",getId(grammar.getTopLevel())});
out.start("content");
grammar.getTopLevel().visit(eser.serializer);
out.end("content");
LLTableCalculator.calc( grammar.getTopLevel(), rules, grammar.getPool(),this ).write(out,this);
out.end("topLevel");
}
{// compute the base type of possible top-level classes
final Set rootClasses = new java.util.HashSet();