/// <reference types="node" />
import { Nullable, Optional } from '@guarani/types';
import { JsonWebKey } from '../jwk/jsonwebkey';
import { JsonWebKeyLoader } from '../types/jsonwebkey-loader';
import { SupportedJsonWebSignatureAlgorithm } from './algorithms/types/supported-jsonwebsignature-algorithm';
import { JsonWebSignatureHeaderParams } from './jsonwebsignature-header.params';
import { JsonWebSignatureHeader } from './jsonwebsignature.header';
import { DecodeCompactParams } from './types/decode-compact.params';
/**
 * Implementation of {@link https://www.rfc-editor.org/rfc/rfc7515.html RFC 7515}.
 */
export declare class JsonWebSignature {
    /**
     * Header of the JSON Web Signature.
     */
    readonly header: JsonWebSignatureHeader;
    /**
     * Payload of the JSON Web Signature.
     */
    readonly payload: Buffer;
    /**
     * Instantiates a new JSON Web Signature based on the provided JSON Web Signature Header and Payload.
     *
     * @param header JSON Web Signature Header.
     * @param payload Buffer to be used as the Payload.
     */
    constructor(header: JsonWebSignatureHeaderParams, payload?: Optional<Buffer>);
    /**
     * Decodes the Parameters of the provided JSON Web Signature Compact Token.
     *
     * ***note: this method does not validate the signature of the token.***
     *
     * @param token JSON Web Signature Compact Token to be decoded.
     * @returns Decoded Parameters of the JSON Web Signature Compact Token.
     */
    static decodeCompact(token: string): DecodeCompactParams;
    /**
     * Deserializes a JSON Web Signature Compact Token.
     *
     * @param token JSON Web Signature Compact Token to be Deserialized.
     * @param key JSON Web Key used to verify the Signature of the JSON Web Signature Compact Token.
     * @returns JSON Web Signature containing the Deserialized JSON Web Signature Header and Payload.
     */
    static deserializeCompact(token: string, key: Nullable<JsonWebKey>, expectedAlgorithms?: Optional<SupportedJsonWebSignatureAlgorithm[]>): Promise<JsonWebSignature>;
    /**
     * Deserializes a JSON Web Signature Compact Token.
     *
     * @param token JSON Web Signature Compact Token to be Deserialized.
     * @param keyLoader Function used to load the JSON Web Key used to verify
     * the Signature of the JSON Web Signature Compact Token.
     * @returns JSON Web Signature containing the Deserialized JSON Web Signature Header and Payload.
     */
    static deserializeCompact(token: string, keyLoader: JsonWebKeyLoader, expectedAlgorithms?: Optional<SupportedJsonWebSignatureAlgorithm[]>): Promise<JsonWebSignature>;
    /**
     * Serializes the JSON Web Signature into a Compact Token.
     *
     * @param key JSON Web Key used to Sign the JSON Web Signature Token.
     * @returns JSON Web Signature Compact Token.
     */
    serializeCompact(key?: Optional<JsonWebKey>): Promise<string>;
}