public BlobContainerClient getBlobStore(String partitionId) {
    BlobContainerClient blobContainerClient = azureStorageClient.getBlobContainerClient(String.valueOf(partitionId));
    try {
      if (!blobContainerClient.exists()) {
        logger.error("Azure blob storage container for partition {} does not exist", partitionId);
        return null;
      }
    } catch (BlobStorageException blobStorageException) {
      azureMetrics.blobContainerErrorCount.inc();
      logger.error("Failed to get Azure blob storage container for partition {} due to {}", partitionId,
          blobStorageException.getServiceMessage());
      throw blobStorageException;
    }
    return blobContainerClient;
  }
Returns blob container in Azure for an Ambry partition
@param partitionId Ambry partition
@return blobContainerClient
ambry-cloud/src/main/java/com/github/ambry/cloud/azure/AzureCloudDestinationSync.java