import { OnDestroy } from '@angular/core';
import { BehaviorSubject, Observable, Subscription } from 'rxjs';
import { TokenPayload } from './token-payload/token-payload';
import { TokenStorage } from './token-storage/token-storage';
import { TokenDecoder } from './token-decoder/token-decoder';
export declare class AuthTokenService<T extends TokenPayload = TokenPayload> implements OnDestroy {
    protected storage: TokenStorage;
    protected decoder: TokenDecoder<T>;
    protected autoRemove: boolean;
    /**
     * RxJS BehaviorSubject that stores the token so that observers can subscribe to the subject to receive
     * the last (or initial) value and all subsequent notifications.
     * WARNING: This stream never completes, so you have to unsubscribe manually from it!!!
     *
     * In most cases it should be sufficient to just use {@link AuthTokenService#value} in case you are not
     * interested in changes over time
     */
    readonly value$: BehaviorSubject<string | undefined>;
    /**
     * The current raw value of the token
     */
    get value(): string | undefined;
    get payload(): undefined | Readonly<T>;
    protected authTokenName: string;
    protected tokenPayload: undefined | Readonly<T>;
    protected autoRemoveTokenSubscription: Subscription;
    constructor(storage: TokenStorage, decoder: TokenDecoder<T>, autoRemove: boolean, authTokenName?: string);
    ngOnDestroy(): void;
    isValid(): boolean;
    activateTokenAutoRemove(): void;
    deactivateTokenAutoRemove(): void;
    protected setToken(token: string | undefined): void;
    protected getToken(): string | undefined;
    protected removeTokenWhenNotValidOrExpires(): Subscription;
    protected whenTokenExpires(payload?: T): Observable<number>;
}