# ContentProvider（ロブロックス クラス）

> Service that is used to load content, or assets, into a game.

- URL：https://roblox.minecraft-okinawa.com/reference/classes/ContentProvider/
- 公式：https://create.roblox.com/docs/reference/engine/classes/ContentProvider
- 受け継いでいるクラス：Instance

## プロパティ

- `ContentProvider.BaseUrl: string`：Used by the ContentProvider to download assets from the Roblox website.
- `ContentProvider.RequestQueueSize: int`：Gives the number of items in the ContentProvider request queue that need to be downloaded.

## メソッド

- `ContentProvider:GetAssetFetchStatus(contentId: ContentId): AssetFetchStatus`：Gets the current AssetFetchStatus of the contentId provided.
- `ContentProvider:GetAssetFetchStatusChangedSignal(contentId: ContentId): RBXScriptSignal`：A signal that fires when the AssetFetchStatus of the provided content changes.
- `ContentProvider:ListEncryptedAssets(): Array`：Returns an array of the asset IDs that currently have a registered encryption key.
- `ContentProvider:PreloadAsync(contentIdList: Array, callbackFunction: Function): ()`：Yields until all of the assets associated with the given Class.Instance|Instances have loaded.
- `ContentProvider:RegisterDefaultEncryptionKey(encryptionKey: string): ()`：Registers a fallback encryption key used to decrypt any encrypted asset that doesn't have its own key registered.
- `ContentProvider:RegisterDefaultSessionKey(sessionKey: string): ()`：Decrypts the provided session key and registers the result as the default encryption key.
- `ContentProvider:RegisterEncryptedAsset(assetId: ContentId, encryptionKey: string): ()`：Registers an encryption key used to decrypt a specific encrypted asset.
- `ContentProvider:RegisterSessionEncryptedAsset(contentId: ContentId, sessionKey: string): ()`：Decrypts the provided session key and registers it as the encryption key for a specific asset.
- `ContentProvider:UnregisterDefaultEncryptionKey(): ()`：Clears the default encryption key previously set on the ContentProvider.
- `ContentProvider:UnregisterEncryptedAsset(assetId: ContentId): ()`：Removes the encryption key registered for a specific asset.

## イベント

- `ContentProvider.AssetFetchFailed(assetId: ContentId)`：Fires when the ContentProvider fails to fetch an asset, passing the asset's ID.

英語の説明とメンバー一覧：Roblox Creator Documentation（CC BY 4.0）。日本語の解説はこのサイト独自のものです。

執筆：鈴木孝昌（現役プロジェクトマネージャー／プログラミング講師）／運営：沖縄マイクラ部 プログラミングスクール「クロスウェーブ」（https://minecraft-okinawa.com/）