import { Connection } from './transport.connection';
export declare class Connections {
    private _connections;
    private _logger;
    add(clientId: string, connection: Connection): void;
    get(clientId: string): Connection | null;
    has(clientId: string): boolean;
    closeAll(): Promise<void>;
    delete(clientId: string): Promise<void>;
    getInfo(): Map<string, number>;
}