@Override
        public BlobClient getClient(String fetchKey) {
            return blobContainerClient.getBlobClient(fetchKey);
        }
This initializes the az blob container client

@param params params to use for initialization
@throws TikaConfigException
tika-pipes/tika-fetchers/tika-fetcher-az-blob/src/main/java/org/apache/tika/pipes/fetcher/azblob/AZBlobFetcher.java