import { AxiosRequestConfig, AxiosResponse, CreateAxiosDefaults } from 'axios';
export interface BasicAuthCredentials {
    credentialsSource: 'USER_INFO' | 'URL' | 'SASL_INHERIT';
    userInfo?: string;
    sasl?: SaslInfo;
}
export interface SaslInfo {
    mechanism?: string;
    username: string;
    password: string;
}
export interface BearerAuthCredentials {
    credentialsSource: 'STATIC_TOKEN' | 'OAUTHBEARER' | 'OAUTHBEARER_AZURE_IMDS';
    token?: string;
    issuerEndpointUrl?: string;
    issuerEndpointQuery?: string;
    clientId?: string;
    clientSecret?: string;
    scope?: string;
    logicalCluster?: string;
    identityPoolId?: string | string[];
}
export interface ClientConfig {
    baseURLs: string[];
    cacheCapacity?: number;
    cacheLatestTtlSecs?: number;
    isForward?: boolean;
    createAxiosDefaults?: CreateAxiosDefaults;
    basicAuthCredentials?: BasicAuthCredentials;
    bearerAuthCredentials?: BearerAuthCredentials;
    maxRetries?: number;
    retriesWaitMs?: number;
    retriesMaxWaitMs?: number;
}
export declare class RestService {
    private client;
    private baseURLs;
    private bearerTokenProvider?;
    private bearerTokenInitialized;
    private static oauthBearerTokenProviderBuilders;
    constructor(baseURLs: string[], isForward?: boolean, axiosDefaults?: CreateAxiosDefaults, basicAuthCredentials?: BasicAuthCredentials, bearerAuthCredentials?: BearerAuthCredentials, maxRetries?: number, retriesWaitMs?: number, retriesMaxWaitMs?: number);
    handleBasicAuth(basicAuthCredentials?: BasicAuthCredentials): void;
    handleBearerAuth(maxRetries: number, retriesWaitMs: number, retriesMaxWaitMs: number, bearerAuthCredentials?: BearerAuthCredentials): void;
    handleRequest<T>(url: string, method: 'GET' | 'POST' | 'PUT' | 'DELETE', data?: any, // eslint-disable-line @typescript-eslint/no-explicit-any
    config?: AxiosRequestConfig): Promise<AxiosResponse<T>>;
    setHeaders(headers: Record<string, string>): void;
    setAuth(basicAuth?: string, bearerToken?: string): void;
    setOAuthBearerToken(): Promise<void>;
    setTimeout(timeout: number): void;
    setBaseURL(baseUrl: string): void;
}