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NotifyFutureResourceUsageChangesUseCase

Struct NotifyFutureResourceUsageChangesUseCase 

Source
pub struct NotifyFutureResourceUsageChangesUseCase<R, N>{ /* private fields */ }
Expand description

未来および進行中のリソース使用状況の変更を監視し、通知するユースケース

このユースケースは以下の変更を検知して通知します:

  • 新規作成: 新しいリソース使用予約が追加された
  • 更新: 既存の予約内容が変更された
  • 削除: 未来の予約がキャンセル/削除された

§スコープ

このユースケースは「未来および進行中」のリソース使用のみを監視対象とします。 予約期間が終了したリソースは自然に監視対象外となり、削除通知は送信されません。

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impl<R, N> NotifyFutureResourceUsageChangesUseCase<R, N>

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pub async fn new( repository: Arc<R>, notifier: N, ) -> Result<Self, ApplicationError>

新しいインスタンスを作成し、初期状態を取得する

§Arguments
  • repository - リソース使用リポジトリ(Arc で共有)
  • notifier - 通知サービス
§Errors

リポジトリから初期状態の取得に失敗した場合

Source

pub async fn poll_once(&self) -> Result<(), ApplicationError>

一度だけポーリングを実行し、変更を検知して通知する

前回の状態と現在の状態を比較し、作成・更新・削除された予約を検知して通知します。

§Errors

リポジトリアクセスまたは通知送信に失敗した場合

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