import ICredential from './ICredential';
import Identifier from '../Identifier';
import { Claim } from '../types';
/**
 * Implementation of an OpenID Connect
 * self-issued id token.
 * @implements ICredential
 */
export default class SelfIssuedCredential implements ICredential {
    /**
     * Array to hold claims to be included in the credential
     */
    private claims;
    /**
     * The identifier the credential was
     * issued to.
     * @inheritdoc
     */
    readonly issuedBy: Identifier;
    /**
     * The identifier of the issuer of
     * the credential.
     * @inheritdoc
     */
    readonly issuedTo: Identifier;
    /**
     * The date the credential was issued.
     * @inheritdoc
     */
    readonly issuedAt: Date;
    /**
     * The date and time that the
     * credential expires at.
     * @inheritdoc
     */
    readonly expiresAt?: Date;
    /**
     * Constructs a new instance of a self-issued
     * credential for the specified identifier.
     * @param issuer of the credential.
     * @param recipient either a string or identifier identifying the
     * intended recipient of the credential.
     */
    constructor(issuer: Identifier, recipient: Identifier);
    /**
     * Adds the specified claim to the credential.
     * @param claim claim to add to credential.
     */
    addClaim(claim: Claim): void;
}