public Iterator<K> iterator() {
          return Iterators.unmodifiableIterator(delegate.keySet().iterator());
        }

        @Override
        public boolean removeAll(Collection<?> c) {
          return delegate.keySet().removeAll(c);
        }

        @Override
        public boolean retainAll(Collection<?> c) {
          return delegate.keySet().retainAll(c);
        }
      };
    }

    @Override
    public int size() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.size();
    }

    @Override
    public boolean removeAll(Collection<?> collection) {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.removeAll(collection);
    }

    @Override
    public boolean isEmpty() {
      assertTrue(Thread.holdsLock(mutex));
      return delegate.isEmpty();
    }

			if err != nil {
				os.RemoveAll(dir)
				t.Fatalf("Unable to create a file, %s", err)
			}
		}
		entries, err := readDirN(dir, testCase.n)
		if err != nil {
			os.RemoveAll(dir)
			t.Fatalf("Unable to read entries, %s", err)
		}
		if len(entries) != testCase.expectedNum {
			os.RemoveAll(dir)

  }

  /** Confirm that removeAll() returns a List implementing RandomAccess. */
  public void testRemoveAllRandomAccess() {
    Multimap<String, Integer> multimap = create();
    multimap.put("foo", 1);
    multimap.put("foo", 3);
    assertTrue(multimap.removeAll("foo") instanceof RandomAccess);
    assertTrue(multimap.removeAll("bar") instanceof RandomAccess);
  }

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

  @CanIgnoreReturnValue
  @Override
  public List<V> removeAll(@Nullable Object key) {
    return delegate().removeAll(key);
  }

  @CanIgnoreReturnValue
  @Override
  public List<V> replaceValues(@ParametricNullness K key, Iterable<? extends V> values) {
    return delegate().replaceValues(key, values);

        public Iterator<K> iterator() {
          return Iterators.unmodifiableIterator(delegate.keySet().iterator());
        }

        @Override
        public boolean removeAll(Collection<?> c) {
          return delegate.keySet().removeAll(c);
        }

        @Override
        public boolean retainAll(Collection<?> c) {
          return delegate.keySet().retainAll(c);
        }
      };
    }

func TestWebRequestAuthenticate(t *testing.T) {
	ctx, cancel := context.WithCancel(t.Context())
	defer cancel()

	obj, fsDir, err := prepareFS(ctx)
	if err != nil {
		t.Fatal(err)
	}
	defer os.RemoveAll(fsDir)
	if err = newTestConfig(globalMinioDefaultRegion, obj); err != nil {
		t.Fatal(err)
	}

	creds := globalActiveCred
	token, err := getTokenString(creds.AccessKey, creds.SecretKey)
	if err != nil {

  }

  @Override
  public void testEntrySetRemoveAllNullFromEmpty() {
    try {
      super.testEntrySetRemoveAllNullFromEmpty();
    } catch (RuntimeException tolerated) {
      // GWT's TreeMap.entrySet().removeAll(null) doesn't throws NPE.
    }
  }

  @Override
  public void testEntrySetRetainAllNullFromEmpty() {
    try {
      super.testEntrySetRetainAllNullFromEmpty();
    } catch (RuntimeException tolerated) {

    } catch (UnsupportedOperationException expected) {
    }
    assertMultimapRemainsUnmodified(multimap, originalEntries);

    // Test #removeAll()
    try {
      multimap.removeAll(sampleKey);
      fail("removeAll succeeded on unmodifiable multimap");
    } catch (UnsupportedOperationException expected) {
    }
    assertMultimapRemainsUnmodified(multimap, originalEntries);

    public void overwriteActiveProjects(List<String> activeProjectSelectors) {
        List<ProjectActivationSettings> projects =
                getProjects(pa -> pa.active()).toList();
        this.activations.removeAll(projects);
        activeProjectSelectors.forEach(this::activateOptionalProject);
    }

    /**
     * Overwrites the inactive projects based on a pre-Maven 4 "inactive projects" list.