export = Connection;
/**
 * Creates a new Connection instance.
 *
 * @param {ConnectionContext} context
 *
 * @returns {Object}
 */
declare function Connection(context: ConnectionContext): Object;
declare class Connection {
    /**
     * Creates a new Connection instance.
     *
     * @param {ConnectionContext} context
     *
     * @returns {Object}
     */
    constructor(context: ConnectionContext);
    getTokens: () => any;
    /**
     * Returns true if the connection is active otherwise false
     *
     * @returns {boolean}
     */
    isUp: () => boolean;
    /**
     * Returns true if the session token and master token are valid
     *
     * @returns {boolean}
     */
    isTokenValid: () => boolean;
    getServiceName: () => any;
    getClientSessionKeepAlive: () => any;
    getClientSessionKeepAliveHeartbeatFrequency: () => any;
    getJsTreatIntegerAsBigInt: () => any;
    /**
     * Returns the connection id.
     *
     * @returns {String}
     */
    getId: () => string;
    heartbeat: (callback: any) => void;
    heartbeatAsync: () => Promise<any>;
    /**
     * @return {Promise<boolean>}
     */
    isValidAsync: () => Promise<boolean>;
    /**
     * Set the private link as the OCSP cache server's URL.
     *
     * @param {String} host
     *
     * @returns {null}
     */
    setupOcspPrivateLink: (host: string) => null;
    determineConnectionDomain: () => "CHINA" | "GLOBAL";
    /**
     * Establishes a connection if we aren't in a fatal state.
     * Delegates to connectAsync() internally, routing results through the callback.
     *
     * @param {Function} [callback]
     *
     * @returns {Object} the connection object.
     */
    connect: (callback?: Function) => Object;
    /**
     * Establishes a connection if we aren't in a fatal state.
     *
     * @param {Function} [callback]
     *
     * @returns {Object} the connection object.
     */
    connectAsync: (callback?: Function) => Object;
    /**
     * Executes a statement.
     *
     * @param {Object} options
     *
     * @returns {Object}
     */
    execute: (options: Object) => Object;
    /**
     * Fetches the result of a previously issued statement.
     *
     * @param {Object} options
     *
     * @returns {Object}
     */
    fetchResult: (options: Object) => Object;
    /**
     * Immediately terminates the connection without waiting for currently
     * executing statements to complete.
     *
     * @param {Function} callback
     *
     * @returns {Object} the connection object.
     */
    destroy: (callback: Function) => Object;
    /**
     * Gets the status of the query based on queryId.
     *
     * @param {String} queryId
     *
     * @returns {String} the query status.
     */
    getQueryStatus: (queryId: string) => string;
    /**
     * Gets the status of the query based on queryId and throws if there's an error.
     *
     * @param {String} queryId
     *
     * @returns {String} the query status.
     */
    getQueryStatusThrowIfError: (queryId: string) => string;
    /**
     * Gets the results from a previously ran query based on queryId
     *
     * @param {Object} options
     *
     * @returns {Object}
     */
    getResultsFromQueryId: (options: Object) => Object;
    /**
     * Checks whether the given status is currently running.
     *
     * @param {String} status
     *
     * @returns {Boolean}
     */
    isStillRunning: (status: string) => boolean;
    /**
     * Checks whether the given status means that there has been an error.
     *
     * @param {String} status
     *
     * @returns {Boolean}
     */
    isAnError: (status: string) => boolean;
    /**
     * Returns a serialized version of this connection.
     *
     * @returns {String}
     */
    serialize: () => string;
}