import "../../types/Global";
import { Token } from "../../model/security/token";
/**
 * Maintains a list of valid tokens used by connected protocols.
 *
 * When a token expires, this module cleans up the corresponding connection's
 * subscriptions if any, and notify the user
 */
export declare class TokenManager {
    private tokens;
    private anonymousUserId;
    /**
     * Map<connectionId, ManagedToken>
     */
    private tokensByConnection;
    private timer;
    private readonly logger;
    constructor();
    init(): Promise<void>;
    runTimer(): void;
    /**
     * Link a connection and a token.
     * If one or another expires, associated subscriptions are cleaned up
     * @param token
     * @param connectionId
     */
    link(token: Token, connectionId: string): void;
    /**
     * Unlink a connection from its associated token
     *
     * @param token
     * @param connectionId
     */
    unlink(token: Token, connectionId: string): void;
    /**
     * Remove token associated with a connection.
     */
    removeConnection(connectionId: string): Promise<void>;
    /**
     * Called when a token expires before its time (e.g. following a
     * auth:logout action)
     * This method removes all maintained links and cleans up the
     * hotel clerk
     *
     * @param token
     */
    expire(token: Token): Promise<void>;
    /**
     * Refresh an existing token with a new one
     *
     * @param oldToken
     * @param newToken
     */
    refresh(oldToken: Token, newToken: Token): void;
    checkTokensValidity(): Promise<void>;
    /**
     * Gets the token matching user & connection if any
     */
    getConnectedUserToken(userId: string, connectionId: string): Token | null;
    /**
     * Returns the kuid associated to a connection
     */
    getKuidFromConnection(connectionId: string): string | null;
    /**
     * Adds token to internal collections
     *
     * @param token
     * @param connectionId
     */
    private add;
    private removeConnectionLinkedToToken;
    private deleteByIndex;
}