@CanIgnoreReturnValue
  public final <A extends Appendable> A appendTo(A appendable, @Nullable Object[] parts)
      throws IOException {
    @SuppressWarnings("nullness") // TODO: b/316358623 - Remove suppression after fixing checker
    List<?> partsList = Arrays.<@Nullable Object>asList(parts);
    return appendTo(appendable, partsList);
  }

  /** Appends to {@code appendable} the string representation of each of the remaining arguments. */

            .withFeatures(CollectionSize.ANY, CollectionFeature.ALLOWS_NULL_VALUES)
            .createTestSuite());

    return suite;
  }

  @SuppressWarnings({"rawtypes", "unchecked"})
  public void testForwarding() {
    new ForwardingWrapperTester()
        .testForwarding(
            Set.class,
            new Function<Set, Set>() {
              @Override

      throw new UnsupportedOperationException();
    }

    @SuppressWarnings("unchecked")
    @Override
    public boolean remove(@Nullable Object key, @Nullable Object value) {
      return get((K) key).remove(value);
    }

    @SuppressWarnings("unchecked")
    @Override
    public Collection<V2> removeAll(@Nullable Object key) {

      throw new UnsupportedOperationException();
    }

    @SuppressWarnings("unchecked")
    @Override
    public boolean remove(@Nullable Object key, @Nullable Object value) {
      return get((K) key).remove(value);
    }

    @SuppressWarnings("unchecked")
    @Override
    public Collection<V2> removeAll(@Nullable Object key) {

     * @return true if the label exists, false otherwise
     */
    public static Boolean labelExists(final String value) {
        return LaRequestUtil.getOptionalRequest().map(req -> {
            @SuppressWarnings("unchecked")
            final Map<String, String> labelValueMap = (Map<String, String>) req.getAttribute(Constants.LABEL_VALUE_MAP);
            if (labelValueMap != null) {
                return labelValueMap.get(value) != null;

 *       String}.
 *   <li>{@code getElement} on a {@code Multiset.Entry<@Nullable String>} returns {@code @Nullable
 *       String}.
 * </ul>
 *
 * This is the same behavior as type-variable usages have to Kotlin and to the Checker Framework.
 * Contrast the method above to:
 *
 * <ul>
 *   <li>methods whose return type is a type variable but which can never return {@code null},

 *       String}.
 *   <li>{@code getElement} on a {@code Multiset.Entry<@Nullable String>} returns {@code @Nullable
 *       String}.
 * </ul>
 *
 * This is the same behavior as type-variable usages have to Kotlin and to the Checker Framework.
 * Contrast the method above to:
 *
 * <ul>
 *   <li>methods whose return type is a type variable but which can never return {@code null},

  static {
    AtomicHelper helper;
    Throwable thrownReflectionFailure = null;
    try {
      helper = new SafeAtomicHelper();
    } catch (Throwable reflectionFailure) { // sneaky checked exception
      // Some Android 5.0.x Samsung devices have bugs in JDK reflection APIs that cause
      // getDeclaredField to throw a NoSuchFieldException when the field is definitely there.

    try {
      result = supplier.get();
    } catch (Throwable t) {
      if (predicate.apply(t)) {
        // We are careful to set up INSTANCE_OF to match each Predicate to its target Class.
        @SuppressWarnings("unchecked")
        T caught = (T) t;
        return caught;
      }
      throw new AssertionError(
          "expected to throw " + expectedThrowable.getSimpleName() + " but threw " + t, t);
    }

                CollectionFeature.GENERAL_PURPOSE,
                CollectionFeature.ALLOWS_NULL_QUERIES)
            .createTestSuite());

    return suite;
  }

  @SuppressWarnings({"rawtypes", "unchecked"})
  public void testForwarding() {
    new ForwardingWrapperTester()
        .testForwarding(
            SortedMultiset.class,
            new Function<SortedMultiset, SortedMultiset>() {
              @Override