kotlin enum

gistfile1.txt

class GroupUpdateStatusEnum {

    companion object {

        @IntDef(OPTION1, OPTION2)
        @Retention(AnnotationRetention.SOURCE)
        annotation class GroupUpdateStatus

        const val OPTION1 = 2L
        const val OPTION2 = 3L
    }

    @GroupUpdateStatus
    private var groupUpdateStatus: Long? = null

    fun getValue(): Long? {
        return groupUpdateStatus
    }
}