private static RestServiceException buildException(String message, RestServiceErrorCode errorCode, String accountName,
      String containerName, String blobName) {
    return new RestServiceException(
        message + "; account='" + accountName + "', container='" + containerName + "', name='" + blobName + "'",
        errorCode);
  }
@param timestamp a {@link Timestamp}, can be null.
@return the milliseconds since the epoch if {@code timestamp} is non-null, or {@link Utils#Infinite_Time} if null.
ambry-named-mysql/src/main/java/com/github/ambry/named/MySqlNamedBlobDb.java