import { PipeTransform } from '@angular/core';
import { Observable } from 'rxjs';
import { BucketNameService } from '../service/bucket-name.service';
import * as i0 from "@angular/core";
export declare class BucketNamePipe implements PipeTransform {
    protected bucketNameService: BucketNameService;
    /**
     * Transform value if the type of aggregation is language
     * @param value - aggregation value
     * @param aggregationKey - aggregation type
     * @returns Observable<string>
     */
    transform(value: string, aggregationKey: string): Observable<string>;
    static ɵfac: i0.ɵɵFactoryDeclaration<BucketNamePipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<BucketNamePipe, "bucketName", false>;
}