private static String exportInnerImportsFromDocAndSuperTypes(NewDocumentType docType, String packageName) {
        String ret = "";
        ret = ret + "import "+packageName+"."+className(docType.getName())+".*;\n";
        ret = ret + exportInnerImportsFromSuperTypes(docType, packageName);
        return ret;
    }
Handle the case of an annotation reference with a type that is user provided, we need to know the class name then
vespa-documentgen-plugin/src/main/java/com/yahoo/vespa/DocumentGenMojo.java