/**
 * Copyright (c) 2020, 2021 Oracle and/or its affiliates.  All rights reserved.
 * This software is dual-licensed to you under the Universal Permissive License (UPL) 1.0 as shown at https://oss.oracle.com/licenses/upl or Apache License 2.0 as shown at http://www.apache.org/licenses/LICENSE-2.0. You may choose either license.
 */
import { Region } from "../region";
import { RegionProvider } from "./auth";
import FederationClient from "./models/federation-client";
import RefreshableOnNotAuthenticatedProvider from "./models/refreshable-on-not-authenticaticated-provider";
import AbstractRequestingAuthenticationDetailsProvider from "./abstract-requesting-authentication-detail-provider";
import AbstractFederationClientAuthenticationDetailsProviderBuilder from "./abstract-federation-client-authenticated-details-provider-builder";
import SessionKeySupplier from "./models/session-key-supplier";
import X509CertificateSupplier from "./models/X509-certificate-supplier";
declare class InstancePrincipalsAuthenticationDetailsProvider extends AbstractRequestingAuthenticationDetailsProvider implements RegionProvider, RefreshableOnNotAuthenticatedProvider<String> {
    protected federationClient: FederationClient;
    protected sessionKeySupplier: SessionKeySupplier;
    protected region: Region;
    constructor(federationClient: FederationClient, sessionKeySupplier: SessionKeySupplier, region: Region);
    /**
     * Refreshes the authentication data used by the provider
     * @return the refreshed authentication data
     */
    refresh(): Promise<string>;
    getRegion(): Region;
    /**
     * Creates a new InstancePrincipalsAuthenticationDetailsProviderBuilder.
     * @return A new builder instance.
     */
    static builder(): InstancePrincipalsAuthenticationDetailsProviderBuilder;
}
export default class InstancePrincipalsAuthenticationDetailsProviderBuilder extends AbstractFederationClientAuthenticationDetailsProviderBuilder<InstancePrincipalsAuthenticationDetailsProviderBuilder, InstancePrincipalsAuthenticationDetailsProvider> {
    constructor(purpose?: string);
    build(): Promise<InstancePrincipalsAuthenticationDetailsProvider>;
    protected buildProvider(sessionKeySupplierToUse: SessionKeySupplier): InstancePrincipalsAuthenticationDetailsProvider;
    set federationEndpoint(federationEndpoint: string);
    set leafCertificateSupplier(leafCertificateSupplier: X509CertificateSupplier);
}
export {};