* least decide on a policy for when to use which.
   */

  /**
   * Returns the value associated with the specified key, or {@code null} if there is no such value.
   *
   * <p>Specifically, if any range in this range map contains the specified key, the value
   * associated with that range is returned.
   */
  @Nullable V get(K key);

  /**

    }

    /**
     * Returns a {@link Traverser} that handles a collection of resources or classes based on the specified class.
     * <p>
     * The {@link Traverser} returned by this method uses the path where the specified class can be referenced by its FQN as the root.
     * For example, if the specified class is <code>foo.Bar</code> and its class file is located at <code>classes/foo/Bar.class</code>,

     *
     * @return the list of remote repositories, or null if not specified
     */
    @Nullable
    List<RemoteRepository> getRepositories();

    /**
     * Creates a new ProjectBuilderRequest with the specified session and source.
     *
     * @param session the Maven session
     * @param source the source of the project to build

     * @return The {@link Field} object for the field specified by {@code name} in this class.
     * @throws EmptyArgumentException
     *             If the field name is {@literal null} or empty.
     * @throws NoSuchFieldRuntimeException
     *             If a field with the specified name cannot be found.
     * @see Class#getField(String)
     */

        try {
            props.load(reader);
        } catch (final IOException e) {
            throw new IORuntimeException(e);
        }
    }

    /**
     * Loads the specified file into the {@link Properties} using the given encoding (wraps exception handling).
     *
     * @param props
     *            Property set. Must not be {@literal null}.
     * @param file

  }

  /**
   * Copies all of the mappings from the specified map to this map. The effect of this call is
   * equivalent to that of calling {@code put(k, v)} on this map once for each mapping from key
   * {@code k} to value {@code v} in the specified map. The behavior of this operation is undefined
   * if the specified map is modified while the operation is in progress.
   */

    /**
     * Ensures that DFS referrals have been resolved for this tree
     * @throws SmbException if an SMB-specific error occurs
     * @throws CIFSException if a general CIFS error occurs
     */
    void ensureDFSResolved() throws CIFSException;

    /**
     * Checks if the server has the specified capability
     * @param cap the capability flag to check
     * @return whether the capability is present

 * methods for executing and optionally caching both single requests and batches of requests.
 * <p>
 * The cache behavior is determined by the cache retention specified in the request's metadata.
 * Results can be cached at different policies (forever, session, request, or not at all)
 * based on the {@link CacheRetention} associated with the request.
 *
 * @since 4.0.0

     */
    @Nonnull
    Optional<String> option();

    /**
     * Returns the option followed by a string representation of the given path elements.
     * The path elements are separated by an option-specific or platform-specific separator.
     * If the given {@code paths} argument contains no element, then this method returns an empty string.
     *
     * <h4>Examples</h4>

    private static final long serialVersionUID = 1L;

    /** Type of the invalid access token */
    private final String type;

    /**
     * Creates a new InvalidAccessTokenException with the specified type and message.
     *
     * @param type the type of the invalid access token
     * @param message the detailed error message
     */
    public InvalidAccessTokenException(final String type, final String message) {