String buildUriForDatasetVersion(String accountName, String containerName, String blobName, String version) {
    return String.format("/named/%s/%s/%s/%s", accountName, containerName, blobName, version);
  }
The http request uri for dataset version.
@param accountName The account name.
@param containerName The container name.
@param blobName The dataset name.
@param version The version of the dataset.
@return
ambry-frontend/src/integration-test/java/com/github/ambry/frontend/FrontendIntegrationTestBase.java