Class LocalMemorySecondaryEntityCache<TFields, TLoadParams>

A local memory GenericSecondaryEntityCache.

Remarks

TLoadParams must be JSON stringifyable.

Type Parameters

  • TFields extends Record<string, any>
  • TLoadParams

Hierarchy (View Summary)

Constructors

constructor

Properties

cacher constructCacheKey

Methods

invalidateManyAsync loadManyThroughAsync

Constructors

constructor

Properties

Protected Readonlycacher

cacher: IEntityGenericCacher<TFields>

Protected ReadonlyconstructCacheKey

constructCacheKey: (params: Readonly<TLoadParams>) => string

Methods

invalidateManyAsync

  • invalidateManyAsync(
        loadParamsArray: readonly Readonly<TLoadParams>[],
    ): Promise<void>

    Invalidate the cache for objects cached by constructCacheKey(loadParams).

    Parameters

    • loadParamsArray: readonly Readonly<TLoadParams>[]

      load params to invalidate

    Returns Promise<void>

loadManyThroughAsync

  • loadManyThroughAsync(
        loadParamsArray: readonly Readonly<TLoadParams>[],
        fetcher: (
            fetcherLoadParamsArray: readonly Readonly<TLoadParams>[],
        ) => Promise<ReadonlyMap<Readonly<TLoadParams>, null | Readonly<TFields>>>,
    ): Promise<ReadonlyMap<Readonly<TLoadParams>, null | Readonly<TFields>>>

    Read-through cache function.

    Parameters

    • loadParamsArray: readonly Readonly<TLoadParams>[]

      array of loadParams to load from the cache

    • fetcher: (
          fetcherLoadParamsArray: readonly Readonly<TLoadParams>[],
      ) => Promise<ReadonlyMap<Readonly<TLoadParams>, null | Readonly<TFields>>>

      closure used to provide underlying data source objects for loadParams

    Returns Promise<ReadonlyMap<Readonly<TLoadParams>, null | Readonly<TFields>>>

    map from loadParams to the entity field object

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