// is always available in the core and likely always will be, but we may have another ConfigurationProcessor
        // present supplied by the user. The rule is that we only allow the execution of one ConfigurationProcessor.
        // If there is more than one then we execute the one supplied by the user, otherwise we execute the
        // default SettingsXmlConfigurationProcessor.
        //

      }

      @Override
      public void remove() {
        iterator.remove();
      }
    };
  }

  /**
   * Returns a view of the supplied {@code iterator} that removes each element from the supplied
   * {@code iterator} as it is returned.
   *
   * <p>The provided iterator must support {@link Iterator#remove()} or else the returned iterator

          },
          executor);
    }
  }

  /**
   * Returns a {@code ListenableFuture} whose result is set from the supplied future when it
   * completes. Cancelling the supplied future will also cancel the returned future, but cancelling
   * the returned future will have no effect on the supplied future.
   *
   * @since 15.0
   */
  public static <V extends @Nullable Object> ListenableFuture<V> nonCancellationPropagating(

    return statsCounterSupplier == CACHE_STATS_COUNTER;
  }

  Supplier<? extends StatsCounter> getStatsCounterSupplier() {
    return statsCounterSupplier;
  }

  /**
   * Builds a cache, which either returns an already-loaded value for a given key or atomically
   * computes or retrieves it using the supplied {@code CacheLoader}. If another thread is currently

     *
     * @param user the user object with new attribute values
     * @param adminEnv the supplier for admin environment
     * @param userDN the DN of the user entry
     * @param result the search results containing current attributes
     */
    protected void modifyUserAttributes(final User user, final Supplier<Hashtable<String, String>> adminEnv, final String userDN,
            final List<SearchResult> result) {

        return buffer.toString();
    }

    /**
     * Sets the value of the context value of this project identified by the given key. If the supplied value is
     * <code>null</code>, the context value is removed from this project. Context values are intended to allow core
     * extensions to associate derived state with project instances.
     */

    return statsCounterSupplier == CACHE_STATS_COUNTER;
  }

  Supplier<? extends StatsCounter> getStatsCounterSupplier() {
    return statsCounterSupplier;
  }

  /**
   * Builds a cache, which either returns an already-loaded value for a given key or atomically
   * computes or retrieves it using the supplied {@code CacheLoader}. If another thread is currently

		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrObjectLockInvalidHeaders: {
		Code:           "InvalidRequest",
		Description:    "x-amz-object-lock-retain-until-date and x-amz-object-lock-mode must both be supplied",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrObjectRestoreAlreadyInProgress: {
		Code:           "RestoreAlreadyInProgress",
		Description:    "Object restore is already in progress",

      }
    }

    /**
     * Throws UnsupportedOperationException. A future version may support this operation. Then the
     * value for any given key will be the one that was last supplied in a {@code put} operation for
     * that key.
     *
     * @throws UnsupportedOperationException always
     * @since 31.1
     * @deprecated This method is not currently implemented, and may never be.
     */

			removeRoots(erasureDisks)
			return nil, err
		}
		erasureDisks = append(erasureDisks, path)
	}
	return erasureDisks, nil
}

// Initialize object layer with the supplied disks, objectLayer is nil upon any error.
func newTestObjectLayer(ctx context.Context, endpointServerPools EndpointServerPools) (newObject ObjectLayer, err error) {
	initAllSubsystems(ctx)