import { Counter } from '@the-soliton/core';
export declare const TRACK_STATUS_STORAGE_METRIC = "track_status_storage_metric";
export declare enum StorageMetricStatus {
    SUCCESS = "SUCCESS",
    ERROR = "ERROR"
}
export declare enum StorageMetricType {
    UPLOAD = "UPLOAD",
    DOWNLOAD = "DOWNLOAD",
    PRESIGNED = "PRESIGNED"
}
export declare class StorageMetricService {
    private trackMetric;
    constructor(trackMetric: Counter<string>);
    track(type: StorageMetricType | string, status: StorageMetricStatus | string, bucket: string, conId?: string): void;
}
export declare const StorageMetric: (action: StorageMetricType | string) => MethodDecorator;
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