code: public static StorageException translateClientException(final Exception cause) {
          return new StorageException("Client error",
                  "A Client side exception occurred, please check the inner exception for details",
                  Constants.HeaderConstants.HTTP_UNUSED_306, null, cause);
      }
docs: RESERVED FOR INTERNAL USE. Translates the specified exception into a storage exception.
  
  @param cause
  An <code>Exception</code> object that represents the exception to translate.
  
  @return A <code>StorageException</code> object that represents translated exception.