assertFalse("Listener called more than once", wasCalled());
      called.set(true);
    }

    public void expectCall() {
      assertFalse("expectCall is already true", expectCall);
      expectCall = true;
    }

    public boolean wasCalled() {
      return called.get();
    }
  }

  public void testAllAsList() throws Exception {

      assertFalse("Listener called more than once", wasCalled());
      called.set(true);
    }

    public void expectCall() {
      assertFalse("expectCall is already true", expectCall);
      expectCall = true;
    }

    public boolean wasCalled() {
      return called.get();
    }
  }

  public void testAllAsList() throws Exception {

  }

  /**
   * Notifies listeners that an entry has been automatically removed due to expiration, eviction, or
   * eligibility for garbage collection. This should be called every time expireEntries or
   * evictEntry is called (once the lock is released).
   */
  void processPendingNotifications() {
    RemovalNotification<K, V> notification;
    while ((notification = removalNotificationQueue.poll()) != null) {

    CLOSED,

    /**
     * {@link ClosingFuture#finishToValueAndCloser(ValueAndCloserConsumer, Executor)} has been
     * called. The step may not be further subsumed, nor may {@link #finishToFuture()} be called.
     */
    WILL_CREATE_VALUE_AND_CLOSER,
  }

    return new IdentityHashMap<>();
  }

  /**
   * Computes the difference between two maps. This difference is an immutable snapshot of the state
   * of the maps at the time this method is called. It will never change, even if the maps change at
   * a later time.
   *
   * <p>Since this method uses {@code HashMap} instances internally, the keys of the supplied maps

  }

  /**
   * Notifies listeners that an entry has been automatically removed due to expiration, eviction, or
   * eligibility for garbage collection. This should be called every time expireEntries or
   * evictEntry is called (once the lock is released).
   */
  void processPendingNotifications() {
    RemovalNotification<K, V> notification;
    while ((notification = removalNotificationQueue.poll()) != null) {

 * <tr><td width="20%"><b>URL</b></td><td><b>Description</b></td></tr>
 * 
 * <tr><td width="20%"><code>smb1://users-nyc;miallen:mypass@angus/tmp/</code></td><td>
 * This URL references a share called <code>tmp</code> on the server
 * <code>angus</code> as user <code>miallen</code> who's password is
 * <code>mypass</code>.
 * </td></tr>
 * 
 * <tr><td width="20%">