Room Advanced - 3 (구조)

android:name=".MyApp"

 

	class MyApp : Application(){
	init {
	instance = this
	}
	companion object {
	private var instance: MyApp? = null
	fun context() : Context {
	return instance!!.applicationContext
	}
	}
	}

view raw MyApp.kt hosted with ❤ by GitHub

	class Repository {
	private val context = MyApp.context()
	private val db = MyDatabase.getDatabase(context)
	fun create(numberEntity: NumberEntity) = db.numberDao().create(numberEntity)
	fun read() = db.numberDao().read()
	fun update(numberEntity: NumberEntity) = db.numberDao().update(numberEntity)
	fun delete(numberEntity: NumberEntity) = db.numberDao().delete(numberEntity)
	}

view raw Repository.kt hosted with ❤ by GitHub

	class MainViewModel : ViewModel() {
	private val repository = Repository()
	fun create() {
	}
	fun read() {
	}
	fun update(){
	}
	fun delete(){
	}
	}

view raw MainViewModel.kt hosted with ❤ by GitHub