import { Observable } from 'rxjs';
export declare abstract class UseCase<Params, T> {
    protected abstract buildUseCaseObservable(params?: Params): Observable<T>;
    private buildUseCaseErrorTrack;
    execute(next?: (next: T) => void, error?: (error: Error) => void, complete?: () => void, params?: Params): void;
    executeForResult(next: (next: T) => void, params?: Params): void;
    executeTolerantForResult(next: (next: T) => void, error: (error: Error) => void, params?: Params): void;
    executeCompletable(complete: () => void, params?: Params): void;
    executeTolerantCompletable(complete: () => void, error: (error: Error) => void, params?: Params): void;
    asPromise(params?: Params): Promise<T>;
}