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/Angular 12

RouteReuseStrategy

class

Provides a way to customize when activated routes get reused.

abstract class RouteReuseStrategy {
  abstract shouldDetach(route: ActivatedRouteSnapshot): boolean
  abstract store(route: ActivatedRouteSnapshot, handle: DetachedRouteHandle): void
  abstract shouldAttach(route: ActivatedRouteSnapshot): boolean
  abstract retrieve(route: ActivatedRouteSnapshot): DetachedRouteHandle | null
  abstract shouldReuseRoute(future: ActivatedRouteSnapshot, curr: ActivatedRouteSnapshot): boolean
}

Methods

Determines if this route (and its subtree) should be detached to be reused later

abstract shouldDetach(route: ActivatedRouteSnapshot): boolean

Parameters
route ActivatedRouteSnapshot
Returns

boolean

Stores the detached route.

abstract store(route: ActivatedRouteSnapshot, handle: DetachedRouteHandle): void

Parameters
route ActivatedRouteSnapshot
handle DetachedRouteHandle
Returns

void

Storing a null value should erase the previously stored value.

Determines if this route (and its subtree) should be reattached

abstract shouldAttach(route: ActivatedRouteSnapshot): boolean

Parameters
route ActivatedRouteSnapshot
Returns

boolean

Retrieves the previously stored route

abstract retrieve(route: ActivatedRouteSnapshot): DetachedRouteHandle | null

Parameters
route ActivatedRouteSnapshot
Returns

DetachedRouteHandle | null

Determines if a route should be reused

abstract shouldReuseRoute(future: ActivatedRouteSnapshot, curr: ActivatedRouteSnapshot): boolean

Parameters
future ActivatedRouteSnapshot
curr ActivatedRouteSnapshot
Returns

boolean

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Licensed under the Creative Commons Attribution License 4.0.
https://v12.angular.io/api/router/RouteReuseStrategy