import { Mongo } from './mongo';
import { DataSourceBuilderCallback } from './dataSources/DataSourceBuilder';
import { IDataSource } from './dataSources';
/**
 * Represents the client - the entry for an integration connector
 */
export declare class Client {
    private _mongo;
    readonly dataSources: IDataSource[];
    /**
     * Initializes a new instance of {Client}.
     * @param {Mongo} _mongo Mongo wrapper.
     * @param {IDataSource[]} dataSources Data sources for the client.
     */
    constructor(_mongo: Mongo, dataSources: IDataSource[]);
    /**
     * Initializes the client
     * @returns {Promise<void>} Async continuation.
     */
    initialize(): Promise<void>;
    /**
     * Start configuring the client
     * @returns {ClientBuilder} The builder to build the client with
     */
    static configure(): ClientBuilder;
}
/**
 * Represents a builder for {Client}
 */
export declare class ClientBuilder {
    private _host;
    private _port;
    private _database;
    private _dataSources;
    constructor();
    /**
     * Uses mongo for storing state for the connector.
     * @param {string} [host] Optional host name - default is 'localhost'.
     * @param {string} [port] Optional port - default is 27017.
     * @param {string} [database] Optional database name - default is 'integration'.
     * @returns {ClientBuilder} Builder for continuing configuration.
     */
    useMongo(host?: string, port?: number, database?: string): ClientBuilder;
    /**
     * Configures a data source for the connector.
     * @param {string} name Name of the data source
     * @param {DataSourceBuilderCallback} callback Callback for configuring the data source.
     * @returns {ClientBuilder} Builder for continuing configuration.
     */
    withDataSource(name: string, callback: DataSourceBuilderCallback): ClientBuilder;
    /**
     * Builds an instance of the client.
     * @returns {Promise<Client>} Async result with client instance.
     */
    build(): Promise<Client>;
}
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