Class NotificationManager

public
Defined in: ../store/src/-private/managers/notification-manager.ts:70
Module: @ember-data/store

The NotificationManager provides the ability to subscribe to changes to Cache state.

This Feature is what allows EmberData to create subscriptions that work with any framework or change-notification system.

Show:

subscribe (identifier, callback) UnsubscribeToken public

Module: @ember-data/store

Defined in ../packages/store/src/-private/managers/notification-manager.ts:101

identifier
StableDocumentIdentifier | StableRecordIdentifier | 'resource' | 'document'
callback
NotificationCallback | ResourceOperationCallback | DocumentOperationCallback
returns
UnsubscribeToken

an opaque token to be used with unsubscribe

Subscribe to changes for a given resource identifier, resource addition/removal, or document addition/removal.

export type CacheOperation = 'added' | 'removed' | 'updated' | 'state';

export interface NotificationCallback {
  (identifier: StableRecordIdentifier, notificationType: 'attributes' | 'relationships', key?: string): void;
  (identifier: StableRecordIdentifier, notificationType: 'errors' | 'meta' | 'identity' | 'state'): void;
  (identifier: StableRecordIdentifier, notificationType: NotificationType, key?: string): void;
}
export interface ResourceOperationCallback {
  // resource updates
  (identifier: StableRecordIdentifier, notificationType: CacheOperation): void;
}
export interface DocumentOperationCallback {
  // document updates
  (identifier: StableDocumentIdentifier, notificationType: CacheOperation): void;
}

unsubscribe (token) public

Module: @ember-data/store

Defined in ../packages/store/src/-private/managers/notification-manager.ts:156

token
UnsubscribeToken

remove a previous subscription