final Object value = fromExpression(configuration, evaluator, type);
        if (type.isInstance(value)) {
            return value;
        }
        try {
            final Class<?> implType = getClassForImplementationHint(type, configuration, loader);
            if (null == value && implType.isInterface() && configuration.getChildCount() == 0) {
                return null; // nothing to process
            }