import { Cart } from '@spartacus/core';
import { Observable } from 'rxjs';
export declare abstract class CheckoutCostCenterAdapter {
    /**
     * Abstract method used to set cost center to cart
     *
     * @param userId: user id
     * @param cartId: cart id
     * @param costCenterId: cost center id
     */
    abstract setCostCenter(userId: string, cartId: string, costCenterId: string): Observable<Cart>;
}