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android-data

Android アプリ開発 (Kotlin) のデータ層リファレンス。Jetpack androidx。

Room / Room 3 (androidx.room3) (Entity, Dao, Query, Migration, prepopulate, createFromAsset), DataStore (Preferences/Proto, Direct Boot), MediaStore, SharedPreferences, スコープ付きストレージ, Retrofit, OkHttp。

The English summary is being prepared. Showing the original description.

See how to install

Files included (71)

  • SKILL.md5.4 KB
  • references/datastore/corruption-handler.md2.4 KB
  • references/datastore/data-migration.md1.7 KB
  • references/datastore/datastore-factory.md5.5 KB
  • references/datastore/datastore.md2.7 KB
  • references/datastore/edit.md1.2 KB
  • references/datastore/preferences-datastore.md3.3 KB
  • references/datastore/preferences-keys.md1.6 KB
  • references/datastore/preferences.md3.0 KB
  • references/datastore/proto-datastore.md4.0 KB
  • references/datastore/README.md1.8 KB
  • references/datastore/shared-preferences-migration.md1.8 KB
  • references/files-storage/activity-result-contracts-files.md2.2 KB
  • references/files-storage/app-specific-storage.md2.4 KB
  • references/files-storage/assets.md1.7 KB
  • references/files-storage/auto-backup.md4.2 KB
  • references/files-storage/blobstore-manager.md3.1 KB
  • references/files-storage/cache-management.md1.9 KB
  • references/files-storage/embedded-photo-picker.md5.1 KB
  • references/files-storage/file-provider.md2.5 KB
  • references/files-storage/internal-file-io.md1.5 KB
  • references/files-storage/mediastore.md2.6 KB
  • references/files-storage/photo-picker.md2.4 KB
  • references/files-storage/README.md4.3 KB
  • references/files-storage/scoped-storage.md2.1 KB
  • references/files-storage/shared-preferences.md2.0 KB
  • references/files-storage/storage-access-framework.md2.8 KB
  • references/files-storage/storage-overview.md1.6 KB
  • references/files-storage/uri-permissions.md1.6 KB
  • references/network/caching-and-retry.md2.2 KB
  • references/network/connectivitymanager.md1.9 KB
  • references/network/cronet-okhttp-interceptor.md1.5 KB
  • references/network/cronet-urlrequest.md2.3 KB
  • references/network/cronet.md1.4 KB
  • references/network/data-saver.md1.9 KB
  • references/network/downloadmanager.md4.4 KB
  • references/network/httpurlconnection.md1.9 KB
  • references/network/kotlinx-serialization-converter.md1.4 KB
  • references/network/network-callback.md2.5 KB
  • references/network/network-security-config.md2.2 KB
  • references/network/networkcapabilities.md1.7 KB
  • references/network/okhttp-websocket.md3.6 KB
  • references/network/okhttp.md1.9 KB
  • references/network/permissions-and-threading.md1.3 KB
  • references/network/README.md4.0 KB
  • references/network/retrofit.md2.3 KB
  • references/room/async-queries.md3.2 KB
  • references/room/callback-driver.md4.2 KB
  • references/room/column-info.md786 B
  • references/room/dao.md708 B
  • references/room/database.md2.3 KB
  • references/room/delete.md589 B
  • references/room/embedded.md990 B
  • references/room/entity.md1.5 KB
  • references/room/foreign-key.md2.4 KB
  • references/room/fts-database-view.md1.6 KB
  • references/room/ignore.md805 B
  • references/room/insert.md806 B
  • references/room/migration.md3.8 KB
  • references/room/prepopulate.md4.2 KB
  • references/room/primary-key.md633 B
  • references/room/query.md1.5 KB
  • references/room/README.md4.7 KB
  • references/room/relation.md2.1 KB
  • references/room/room-database-builder.md4.2 KB
  • references/room/room3-migration.md7.6 KB
  • references/room/testing.md3.7 KB
  • references/room/transaction.md711 B
  • references/room/type-converter.md1.3 KB
  • references/room/update.md613 B
  • references/room/upsert.md738 B

SKILL.md (original)

Review the instructions the agent will receive before you install.

Android データ層リファレンス

Android アプリ開発 (Kotlin) のデータ層公式ドキュメントを蒸留したスキル。 ユーザーのタスクに応じて適切な README.md を読み、そこから個別ファイルへ辿ること。

ディレクトリ構成

skills/android-data/
  SKILL.md
  references/
    room/
      README.md
      entity.md
      primary-key.md
      column-info.md
      ignore.md
      embedded.md
      foreign-key.md
      dao.md
      query.md
      insert.md
      update.md
      delete.md
      upsert.md
      transaction.md
      database.md
      room-database-builder.md
      callback-driver.md
      migration.md
      room3-migration.md
      prepopulate.md
      type-converter.md
      relation.md
      fts-database-view.md
      async-queries.md
      testing.md
    datastore/
      README.md
      datastore.md
      datastore-factory.md
      preferences-datastore.md
      preferences.md
      preferences-keys.md
      edit.md
      proto-datastore.md
      data-migration.md
      shared-preferences-migration.md
      corruption-handler.md
    files-storage/
      README.md
      storage-overview.md
      app-specific-storage.md
      internal-file-io.md
      shared-preferences.md
      auto-backup.md
      mediastore.md
      storage-access-framework.md
      photo-picker.md
      embedded-photo-picker.md
      file-provider.md
      uri-permissions.md
      blobstore-manager.md
      scoped-storage.md
      cache-management.md
      activity-result-contracts-files.md
      assets.md
    network/
      README.md
      permissions-and-threading.md
      network-security-config.md
      connectivitymanager.md
      networkcapabilities.md
      network-callback.md
      data-saver.md
      downloadmanager.md
      cronet.md
      cronet-urlrequest.md
      cronet-okhttp-interceptor.md
      retrofit.md
      okhttp.md
      okhttp-websocket.md
      kotlinx-serialization-converter.md
      httpurlconnection.md
      caching-and-retry.md

探索手順

タスクからカテゴリを引き、カテゴリの README.md で目的のページを特定する:

  1. 下記マッピング表でタスクに対応するカテゴリを探す
  2. そのカテゴリの references/{category}/README.md を参照して目的のページを特定する
  3. 該当ページの .md を Read して詳細を確認する

タスク → カテゴリ マッピング

タスクカテゴリ参照 README
Room で Entity / Dao / Database を定義したいroomreferences/room/README.md
@Query / @Insert / @Update / @Delete / @Upsert で SQL 操作を書きたいroomreferences/room/README.md
Room の Migration / AutoMigration でスキーマを変更したいroomreferences/room/README.md
Room 2.x (androidx.room) から Room 3.0 (androidx.room3) へ移行したいroomreferences/room/README.md
アセット / ファイルの既存 DB で Room を初期データ投入(prepopulate)したいroomreferences/room/README.md
@Relation / @Fts4 / @DatabaseView で関連データや全文検索を扱いたいroomreferences/room/README.md
Preferences DataStore / Proto DataStore でキー値・型付きデータを永続化したいdatastorereferences/datastore/README.md
DataStore を Direct Boot(device protected storage)で使いたいdatastorereferences/datastore/README.md
SharedPreferences から DataStore へ移行したいdatastorereferences/datastore/README.md
内部/外部ストレージにファイルを保存・読み込みしたいfiles-storagereferences/files-storage/README.md
MediaStore / Storage Access Framework / Photo Picker でメディアファイルを扱いたいfiles-storagereferences/files-storage/README.md
FileProvider でファイルを他アプリと共有したいfiles-storagereferences/files-storage/README.md
スコープ付きストレージや MANAGE_EXTERNAL_STORAGE の制約を確認したいfiles-storagereferences/files-storage/README.md
ConnectivityManager でネットワーク状態を監視したいnetworkreferences/network/README.md
Network Security Config で通信ポリシーを設定したいnetworkreferences/network/README.md
Retrofit / OkHttp / Cronet で HTTP 通信を実装したいnetworkreferences/network/README.md

Paging 3 は android-architecture、WorkManager は android-background-work、ランタイムパーミッションは android-platform-core の担当。

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