import { RefreshTokenStorage, StoredRefreshToken, SessionMetadata } from '../types';
export declare class MemoryStorage implements RefreshTokenStorage {
    private tokens;
    save(userId: string, tokenHash: string, expiresAt: Date, metadata?: SessionMetadata): Promise<void>;
    findByUserId(userId: string): Promise<StoredRefreshToken[]>;
    findBySessionId(sessionId: string): Promise<StoredRefreshToken | null>;
    deleteByUserId(userId: string): Promise<void>;
    deleteById(id: string): Promise<void>;
    deleteBySessionId(sessionId: string): Promise<void>;
    deleteExpired(): Promise<number>;
    updateExpiry(id: string, expiresAt: Date): Promise<void>;
    incrementRefreshCount(id: string): Promise<void>;
    clear(): void;
}
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