/**
 * Session management for HTTP transport
 */
import { SessionInfo, SessionManager } from '../types.js';
export declare class HttpSessionManager implements SessionManager {
    private sessions;
    private sessionTimeout;
    private cleanupInterval?;
    constructor(sessionTimeout?: number);
    createSession(): string;
    getSession(sessionId: string): SessionInfo | null;
    updateActivity(sessionId: string): void;
    removeSession(sessionId: string): void;
    cleanupExpiredSessions(): void;
    getActiveSessions(): SessionInfo[];
    private startCleanupTimer;
    destroy(): void;
}
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