## 경로를 선택적으로 저장하고 삭제하여 Angular 2 라우팅 성능을 최적화하려면 어떻게 해야 합니까?

<code class="typescript">import { ActivatedRouteSnapshot, RouteReuseStrategy, DetachedRouteHandle } from '@angular/router';

export class CustomRouteReuseStrategy implements RouteReuseStrategy {
  private storedRoutes: { [key: string]: RouteStorageObject } = {};

  shouldDetach(route: ActivatedRouteSnapshot): boolean {
    if (route.routeConfig.path === 'search/:term') {
      return true;
    }
    return false;
  }

  store(route: ActivatedRouteSnapshot, handle: DetachedRouteHandle): void {
    if (shouldDetach(route)) {
      this.storedRoutes[route.routeConfig.path] = { snapshot: route, handle };
    }
  }

  shouldAttach(route: ActivatedRouteSnapshot): boolean {
    if (this.storedRoutes.hasOwnProperty(route.routeConfig.path)) {
      return true;
    }
    return false;
  }

  retrieve(route: ActivatedRouteSnapshot): DetachedRouteHandle {
    if (shouldAttach(route)) {
      return this.storedRoutes[route.routeConfig.path].handle;
    }
    return null;
  }

  shouldReuseRoute(future: ActivatedRouteSnapshot, curr: ActivatedRouteSnapshot): boolean {
    return future.routeConfig === curr.routeConfig;
  }
}</code>

<code class="typescript">@NgModule({
  [...],
  providers: [
    { provide: RouteReuseStrategy, useClass: CustomRouteReuseStrategy }
  ]
})
export class AppModule {}</code>