field.setAccessible(true);
        field.set(obj, value);
    }

    /**
     * Helper method to get private field value using reflection
     */
    private Object getPrivateField(Object obj, String fieldName) throws Exception {
        Field field = obj.getClass().getDeclaredField(fieldName);
        field.setAccessible(true);
        return field.get(obj);
    }

    /**