public AnnotationTypeElementDocImpl getAnnotationTypeElementDoc(
            MethodSymbol meth) {

        AnnotationTypeElementDocImpl result =
            (AnnotationTypeElementDocImpl)methodMap.get(meth);
        if (result != null) return result;
        result = new AnnotationTypeElementDocImpl(this, meth);
        methodMap.put(meth, result);
        return result;
    }