import * as i0 from "@angular/core";
export declare class SessionStorageService {
    /**
     * Sets metadata in session storage
     * @param metadata - Object containing metadata to store
     */
    setMetadata(metadata: Record<string, any>, key: string): void;
    /**
     * Gets metadata from session storage
     * @returns Parsed metadata object or null if not found
     */
    getMetadata(key: string): Record<string, any> | null;
    /**
     * Removes metadata from session storage
     */
    clearMetadata(key: string): void;
    /**
     * Updates specific fields in the metadata
     * @param updates - aPartial metadata object containing fields to update
     */
    updateMetadata(updates: Partial<Record<string, any>>, key: string): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<SessionStorageService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<SessionStorageService>;
}