/// <reference types="node" />
import { IComponentContext, IRequireInitialization } from "@walmartlabs/cookie-cutter-core";
import { SpanContext } from "opentracing";
import { IBlobStorageConfiguration, IBlobClient } from "..";
export declare class BlobClient implements IBlobClient, IRequireInitialization {
    private client;
    private containerName;
    private storageAccount;
    private tracer;
    private metrics;
    private spanOperationName;
    constructor(config: IBlobStorageConfiguration);
    initialize(context: IComponentContext): Promise<void>;
    createContainerIfNotExists(context?: SpanContext): Promise<boolean>;
    deleteContainerIfExists(context?: SpanContext): Promise<boolean>;
    write(context: SpanContext, blobId: string, content: Buffer | string): Promise<void>;
    readAsText(context: SpanContext, blobId: string): Promise<string>;
    exists(context: SpanContext, blobId: string): Promise<boolean>;
    listBlobs(context: SpanContext, prefix: string): AsyncIterableIterator<string>;
    deleteFolderIfExists(context: SpanContext, folderId: string): Promise<boolean>;
    deleteBlobIfExists(context: SpanContext, blobId: string): Promise<boolean>;
    private generateMetricTags;
    private spanLogAndSetTags;
}
export declare enum BlobOpenTracingTagKeys {
    ContainerName = "blob.container_name"
}