import type { Document } from './bson';
import type { Db } from './db';
import { AddUserOptions } from './operations/add_user';
import type { CommandOperationOptions } from './operations/command';
import { ListDatabasesOptions, ListDatabasesResult } from './operations/list_databases';
import { RemoveUserOptions } from './operations/remove_user';
import { RunCommandOptions } from './operations/run_command';
import { ValidateCollectionOptions } from './operations/validate_collection';
import type { Callback } from './utils';
/** @internal */
export interface AdminPrivate {
    db: Db;
}
/**
 * The **Admin** class is an internal class that allows convenient access to
 * the admin functionality and commands for MongoDB.
 *
 * **ADMIN Cannot directly be instantiated**
 * @public
 *
 * @example
 * ```js
 * const MongoClient = require('mongodb').MongoClient;
 * const test = require('assert');
 * // Connection url
 * const url = 'mongodb://localhost:27017';
 * // Database Name
 * const dbName = 'test';
 *
 * // Connect using MongoClient
 * MongoClient.connect(url, function(err, client) {
 *   // Use the admin database for the operation
 *   const adminDb = client.db(dbName).admin();
 *
 *   // List all the available databases
 *   adminDb.listDatabases(function(err, dbs) {
 *     expect(err).to.not.exist;
 *     test.ok(dbs.databases.length > 0);
 *     client.close();
 *   });
 * });
 * ```
 */
export declare class Admin {
    /** @internal */
    s: AdminPrivate;
    /**
     * Create a new Admin instance
     * @internal
     */
    constructor(db: Db);
    /**
     * Execute a command
     *
     * @param command - The command to execute
     * @param options - Optional settings for the command
     * @param callback - An optional callback, a Promise will be returned if none is provided
     */
    command(command: Document): Promise<Document>;
    command(command: Document, callback: Callback<Document>): void;
    command(command: Document, options: RunCommandOptions): Promise<Document>;
    command(command: Document, options: RunCommandOptions, callback: Callback<Document>): void;
    /**
     * Retrieve the server build information
     *
     * @param options - Optional settings for the command
     * @param callback - An optional callback, a Promise will be returned if none is provided
     */
    buildInfo(): Promise<Document>;
    buildInfo(callback: Callback<Document>): void;
    buildInfo(options: CommandOperationOptions): Promise<Document>;
    buildInfo(options: CommandOperationOptions, callback: Callback<Document>): void;
    /**
     * Retrieve the server build information
     *
     * @param options - Optional settings for the command
     * @param callback - An optional callback, a Promise will be returned if none is provided
     */
    serverInfo(): Promise<Document>;
    serverInfo(callback: Callback<Document>): void;
    serverInfo(options: CommandOperationOptions): Promise<Document>;
    serverInfo(options: CommandOperationOptions, callback: Callback<Document>): void;
    /**
     * Retrieve this db's server status.
     *
     * @param options - Optional settings for the command
     * @param callback - An optional callback, a Promise will be returned if none is provided
     */
    serverStatus(): Promise<Document>;
    serverStatus(callback: Callback<Document>): void;
    serverStatus(options: CommandOperationOptions): Promise<Document>;
    serverStatus(options: CommandOperationOptions, callback: Callback<Document>): void;
    /**
     * Ping the MongoDB server and retrieve results
     *
     * @param options - Optional settings for the command
     * @param callback - An optional callback, a Promise will be returned if none is provided
     */
    ping(): Promise<Document>;
    ping(callback: Callback<Document>): void;
    ping(options: CommandOperationOptions): Promise<Document>;
    ping(options: CommandOperationOptions, callback: Callback<Document>): void;
    /**
     * Add a user to the database
     *
     * @param username - The username for the new user
     * @param password - An optional password for the new user
     * @param options - Optional settings for the command
     * @param callback - An optional callback, a Promise will be returned if none is provided
     */
    addUser(username: string): Promise<Document>;
    addUser(username: string, callback: Callback<Document>): void;
    addUser(username: string, password: string): Promise<Document>;
    addUser(username: string, password: string, callback: Callback<Document>): void;
    addUser(username: string, options: AddUserOptions): Promise<Document>;
    addUser(username: string, options: AddUserOptions, callback: Callback<Document>): void;
    addUser(username: string, password: string, options: AddUserOptions): Promise<Document>;
    addUser(username: string, password: string, options: AddUserOptions, callback: Callback<Document>): void;
    /**
     * Remove a user from a database
     *
     * @param username - The username to remove
     * @param options - Optional settings for the command
     * @param callback - An optional callback, a Promise will be returned if none is provided
     */
    removeUser(username: string): Promise<boolean>;
    removeUser(username: string, callback: Callback<boolean>): void;
    removeUser(username: string, options: RemoveUserOptions): Promise<boolean>;
    removeUser(username: string, options: RemoveUserOptions, callback: Callback<boolean>): void;
    /**
     * Validate an existing collection
     *
     * @param collectionName - The name of the collection to validate.
     * @param options - Optional settings for the command
     * @param callback - An optional callback, a Promise will be returned if none is provided
     */
    validateCollection(collectionName: string): Promise<Document>;
    validateCollection(collectionName: string, callback: Callback<Document>): void;
    validateCollection(collectionName: string, options: ValidateCollectionOptions): Promise<Document>;
    validateCollection(collectionName: string, options: ValidateCollectionOptions, callback: Callback<Document>): void;
    /**
     * List the available databases
     *
     * @param options - Optional settings for the command
     * @param callback - An optional callback, a Promise will be returned if none is provided
     */
    listDatabases(): Promise<ListDatabasesResult>;
    listDatabases(callback: Callback<ListDatabasesResult>): void;
    listDatabases(options: ListDatabasesOptions): Promise<ListDatabasesResult>;
    listDatabases(options: ListDatabasesOptions, callback: Callback<ListDatabasesResult>): void;
    /**
     * Get ReplicaSet status
     *
     * @param options - Optional settings for the command
     * @param callback - An optional callback, a Promise will be returned if none is provided
     */
    replSetGetStatus(): Promise<Document>;
    replSetGetStatus(callback: Callback<Document>): void;
    replSetGetStatus(options: CommandOperationOptions): Promise<Document>;
    replSetGetStatus(options: CommandOperationOptions, callback: Callback<Document>): void;
}
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