RealmにUUIDをプライマリーキーにしたデータを入れています。
そのUUIDでランダムに作ったキーを元に削除処理をしたいのですが、IDの取得方法がわかりません。
下の画像の赤線のデータをゴミ箱ボタンを押したら削除したいです。
どなたかご教授お願いします。
kotlin
1open class Kakeibo : RealmObject() { 2 @PrimaryKey 3 var shushiId: String? = null 4 var date: String? = null 5 var money: Int = 0 6 var shuushi: String? = null 7 var genre: String? = null 8}
kotlin
1package com.example.user.kakeiboapplication 2 3import android.content.Context 4import android.graphics.BitmapFactory 5import android.os.Bundle 6import android.support.v7.app.AppCompatActivity 7import android.util.Log 8import android.widget.EditText 9import android.widget.ListView 10import com.example.syouziaitomonori.kakeiboapplication.R.string.calendar 11import io.realm.Realm 12import io.realm.RealmConfiguration 13import io.realm.kotlin.createObject 14import io.realm.kotlin.where 15import java.util.* 16 17class MainActivity : AppCompatActivity() { 18 private lateinit var realm: Realm 19 20 private fun initRealm() { 21 val realmConfiguration = RealmConfiguration.Builder() 22 .deleteRealmIfMigrationNeeded() 23 .schemaVersion(0) 24 .build() 25 realm = Realm.getInstance(realmConfiguration) 26 27 } 28 29 override fun onCreate(savedInstanceState: Bundle?) { 30 Realm.init(this) 31 32 realm = Realm.getDefaultInstance() 33 realm.executeTransaction() { 34 val delete = realm.where<Kakeibo>().contains("shushiId" , "").findAll() 35 delete.deleteAllFromRealm() 36 } 37 38 realm.beginTransaction() 39 40 realm.createObject<Kakeibo>(UUID.randomUUID().toString()).apply { 41 date = "11/14" 42 money = 1000 43 shuushi = "支出" 44 genre = "食費" 45 } 46 realm.commitTransaction() 47 48 var listView: ListView 49 super.onCreate(savedInstanceState) 50 setContentView(R.layout.activity_main) 51 52 listView = findViewById(R.id.kakeibolist) 53 val Kakeibo = realm.where<Kakeibo>().findAll() 54 listView?.adapter = KakeiboAdapter(Kakeibo) 55 } 56 57 58 override fun onDestroy() { 59 super.onDestroy() 60 realm.close() 61 } 62 }
Kotlin
1package com.example.user.kakeiboapplication 2 3import android.view.LayoutInflater 4import android.view.View 5import android.view.ViewGroup 6import android.widget.ImageView 7import android.widget.ListView 8import android.widget.TextView 9import io.realm.OrderedRealmCollection 10import io.realm.Realm 11import io.realm.RealmBaseAdapter 12import io.realm.RealmConfiguration 13 14open class KakeiboAdapter (data: OrderedRealmCollection<Kakeibo>?) : RealmBaseAdapter<Kakeibo>(data) { 15 private lateinit var mRealm: Realm 16 17 18 inner class ViewHolder(cell: View) { 19 var kakeiboDate = cell.findViewById<TextView>(R.id.item_date) 20 var kakeiboMoney = cell.findViewById<TextView>(R.id.item_money) 21 var kakeiboShushi = cell.findViewById<TextView>(R.id.item_shushi) 22 var kakeiboGenre = cell.findViewById<TextView>(R.id.item_genre) 23 var deleteicon: ImageView = cell.findViewById(R.id.delete_button) 24 } 25 26 override fun getView(position: Int, convertView: View?, parent: ViewGroup?): View { 27 28 val view: View 29 var viewHolder: ViewHolder? = null 30 mRealm = Realm.getDefaultInstance() 31 32 33 when (convertView) { 34 null -> { 35 val inflater = LayoutInflater.from(parent?.context) 36 view = inflater.inflate(R.layout.kakeibolist, parent, false) 37 viewHolder = ViewHolder(view) 38 view.tag = viewHolder 39 } 40 else -> { 41 view = convertView 42 viewHolder = view.tag as ViewHolder 43 } 44 } 45 46 adapterData?.run { 47 val Kakeibo = get(position) 48 viewHolder.kakeiboDate.text = Kakeibo.date 49 viewHolder.kakeiboMoney.text = Kakeibo.money.toString() 50 viewHolder.kakeiboShushi.text = Kakeibo.shushi 51 viewHolder.kakeiboGenre.text = Kakeibo.genre 52 // viewHolder.recipeImage.setImageBitmap(Recipe.recipeImage) 53 viewHolder.kakeiboDate.setPadding(0, 50, 0, 0) 54 viewHolder.kakeiboMoney.setPadding(500, 100, 0, 0) 55 viewHolder.kakeiboShushi.setPadding(500, 30, 0, 0) 56 viewHolder.kakeiboGenre.setPadding(800, 50, 0, 0) 57 58 val listItem = getItem(position) 59 viewHolder.kakeiboDate.text = listItem!!.date 60 viewHolder.kakeiboShushi.text = listItem.shushi 61 viewHolder.kakeiboMoney.text = listItem.money.toString() 62 viewHolder.kakeiboGenre.text = listItem.genre 63 mRealm.beginTransaction() 64 viewHolder.deleteicon.setOnClickListener(){ 65 var key = mRealm.where(Kakeibo::class.java) 66 .equalTo("shushiId", listItem?.shushiId).findAll() 67 mRealm.executeTransaction { 68 key.deleteAllFromRealm() 69 notifyDataSetChanged() 70 } 71 } 72 mRealm.commitTransaction() 73 } 74 return view!! 75 } 76 }
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