Object[] arguments = (Object[]) argument;
Schema schema = (Schema) arguments[0];
String prefix = (String) arguments[1];
prefix = prefix.toUpperCase();
SchemaGenerator sg = (SchemaGenerator) arguments[2];
List<AttributeType> types = sg.sort();
stringBuffer.append(TEXT_2);
Map<String, String> ns2import = new HashMap<String, String>();
for (Schema imported : sg.getImports()) {