dataBaseUsingLock.kt

class DataBase @Inject constructor() {
    private val realmLock = RealmLock()

    //Backround thread transaction
    override fun saveLanguage(jsonArray: JSONArray) {
        this.realmLock.transaction {
            it.createAllFromJson(Language::class.java, jsonArray)
        }
    }
  
    //UI thread transaction
    private fun getFeedItem(id: String): HomeFeedItem? {
        return realmLock.getRealm()
                .where<HomeFeedItem>().equalTo("_id", id).findFirst()
    }
}