import type { Logger } from 'pino';
import type { MCPWebSocketConnection, ConnectionManagerInterface } from './types.js';
import type { AuthParams } from '../adapter.interface.js';
import { WebSocketEventEmitter } from './event-emitter.js';
import { WebSocketSessionManager } from './session-manager.js';
export declare class WebSocketConnectionManager implements ConnectionManagerInterface {
    private readonly logger;
    private readonly activeConnections;
    private readonly protocolHandler;
    private readonly messageHandler;
    private readonly errorHandler;
    private readonly eventEmitter;
    private readonly sessionManager;
    constructor(logger: Logger, eventEmitter: WebSocketEventEmitter, sessionManager: WebSocketSessionManager);
    ensureConnection(auth?: AuthParams, sessionId?: string): Promise<MCPWebSocketConnection>;
    private createWebSocketConnection;
    private setupConnectionHandlers;
    getConnection(connectionId: string): MCPWebSocketConnection | undefined;
    cleanupConnection(connectionId: string): void;
    private cleanupSubscription;
    getActiveConnectionCount(): number;
    getConnectionStats(): {
        activeConnections: number;
        totalPendingRequests: number;
        totalSubscriptions: number;
    };
    cleanup(): void;
}
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