import DefaultConnection from './connection';
export declare type ConnectionID = string;
declare type IDGenerationFunction = () => ConnectionID;
export interface IConnectionManagerOptions<ConnectionType extends DefaultConnection> {
    createConnection: (id: string, baseOptions: {}) => ConnectionType;
    generateId: IDGenerationFunction;
}
export declare class ConnectionManager<ConnectionType extends DefaultConnection> {
    constructor(options: IConnectionManagerOptions<ConnectionType>);
    createConnection: () => Promise<ConnectionType>;
    getConnection: (id: ConnectionID) => ConnectionType | null;
    getConnections: () => ConnectionType[];
    toJSON(): {
        id: string;
        state: ShadowRootMode;
    }[];
}
export {};