import { SubscriptionHandler, SubscriptionHandlerId, SubscriptionHandlerIdMapping } from "./types";
export declare class SubscriptionHandlerIdMap {
    private readonly idsByHandler;
    private readonly handlersById;
    constructor();
    add(handler: SubscriptionHandler): {
        handlerId: SubscriptionHandlerId;
    };
    getIdByHandler(handler: SubscriptionHandler): SubscriptionHandlerId | null;
    getHandlerById(id: SubscriptionHandlerId): SubscriptionHandler | null;
    get(): SubscriptionHandlerIdMapping[];
    delete(handler: SubscriptionHandler): {
        isEmpty: boolean;
    };
    size(): number;
}
//# sourceMappingURL=subscription-handler-id-map.d.ts.map