if (rowClass == null) {
            return null;
        }
        final ParameterizedClassDescImpl desc = new ParameterizedClassDescImpl(rowClass);
        final Type[] parameterTypes = getGenericParameters(type);
        if (parameterTypes == null) {
            return desc;
        }
        final ParameterizedClassDesc[] parameterDescs = new ParameterizedClassDesc[parameterTypes.length];