}

  public void testOf() {
    assertEquals("training", Optional.of("training").get());
  }

  public void testOf_null() {
    assertThrows(NullPointerException.class, () -> Optional.of(null));
  }

  public void testFromNullable() {
    Optional<String> optionalName = Optional.fromNullable("bob");
    assertEquals("bob", optionalName.get());
  }

  public void testFromNullable_null() {

    Predicate<Throwable> predicate = INSTANCE_OF.get(expectedThrowable);
    if (predicate == null) {
      throw new IllegalArgumentException(
          expectedThrowable
              + " is not yet supported by ReflectionFreeAssertThrows. Add an entry for it in the"
              + " map in that class.");
    }
    Object result;
    try {
      result = supplier.get();
    } catch (Throwable t) {

    return backingMap;
  }

  @SuppressWarnings("unchecked") // value could not get in if not a T
  @CheckForNull
  private <T extends B> T trustedPut(TypeToken<@NonNull T> type, @ParametricNullness T value) {
    return (T) backingMap.put(type, value);
  }

  @SuppressWarnings("unchecked") // value could not get in if not a T
  @CheckForNull
  private <T extends @NonNull B> T trustedGet(TypeToken<T> type) {

            for (int index : indices) {
                InputLocation location;
                if (index < 0) {
                    location = sourceLocations.get(~index);
                } else {
                    location = targetLocations.get(index);
                }
                locations.put(locations.size(), location);
            }
        }

        @Override
        @SuppressWarnings({"unchecked", "checkstyle:InnerAssignment"})
        public T get() {
            Object v;
            if ((v = value) == null) {
                synchronized (this) {
                    if ((v = value) == null) {
                        try {
                            v = value = supplier.get();
                        } catch (Exception e) {
                            v = value = new AltRes(e);

     * either it got collected, or {@link #clear} was called, or it wasn't set in the first place).
     */
    @CheckForNull
    V get();

    /** Returns the entry which contains this {@link WeakValueReference}. */
    E getEntry();

    /** Unsets the referenced value. Subsequent calls to {@link #get} will return {@code null}. */
    void clear();

    /**

    private final ImmutableList<E> list;

    Itr(ImmutableList<E> list, int index) {
      super(list.size(), index);
      this.list = list;
    }

    @Override
    protected E get(int index) {
      return list.get(index);
    }
  }

  @Override
  public int indexOf(@CheckForNull Object object) {
    return (object == null) ? -1 : Lists.indexOfImpl(this, object);
  }

  @Override

    url = authorize_url + "?" + urllib.parse.urlencode(params)
    return url


@app.route('/oauth2/callback')
def callback():
    error = request.args.get('error', '')
    if error:
        return "Error: " + error

    authorization_code = request.args.get('code')

    data = {'grant_type': 'authorization_code',
            'code': authorization_code, 'redirect_uri': callback_uri}
    id_token_response = requests.post(

                ws.send(input.value)
                input.value = ''
                event.preventDefault()
            }
        </script>
    </body>
</html>
"""


@app.get("/")
async def get():
    return HTMLResponse(html)


async def get_cookie_or_token(
    websocket: WebSocket,
    session: Union[str, None] = Cookie(default=None),
    token: Union[str, None] = Query(default=None),
):

  protected ForwardingSortedSetMultimap() {}

  @Override
  protected abstract SortedSetMultimap<K, V> delegate();

  @Override
  public SortedSet<V> get(@ParametricNullness K key) {
    return delegate().get(key);
  }

  @Override
  public SortedSet<V> removeAll(@CheckForNull Object key) {
    return delegate().removeAll(key);
  }

  @Override