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);
    }

 * the License.
 */

package com.google.common.util.concurrent;

import com.google.common.annotations.GwtCompatible;
import org.jspecify.annotations.Nullable;

/** A utility method to perform unchecked casts to suppress errors produced by nullness analyses. */
@GwtCompatible
final class NullnessCasts {
  /**
   * Accepts a {@code @Nullable T} and returns a plain {@code T}, without performing any check that

    void interactionWithConsumerIsAsExpected() {
        // Arrange: choose a small set of known DOS codes
        List<Integer> inputs = Arrays.asList(0x00000000, 0x00050001, 0x007b0001, 0x0BADF00D);
        @SuppressWarnings("unchecked")
        BiConsumer<Integer, Integer> consumer = mock(BiConsumer.class);

        // Act: for each input, if a mapping exists, notify the consumer
        for (int dos : inputs) {

      return get(key) != null;
    }

    @Override
    public @Nullable Range<C> get(@Nullable Object key) {
      if (key instanceof Cut) {
        try {
          @SuppressWarnings("unchecked") // we catch CCEs
          Cut<C> cut = (Cut<C>) key;
          if (!upperBoundWindow.contains(cut)) {
            return null;
          }

  /**
   * Returns the empty multimap.
   *
   * <p><b>Performance note:</b> the instance returned is a singleton.
   */
  // Casting is safe because the multimap will never hold any elements.
  @SuppressWarnings("unchecked")
  public static <K, V> ImmutableSetMultimap<K, V> of() {
    return (ImmutableSetMultimap<K, V>) EmptyImmutableSetMultimap.INSTANCE;
  }

  /** Returns an immutable multimap containing a single entry. */

        assertTrue(exception instanceof Throwable);

        // Should not require try-catch (unchecked exception)
        throwUnchecked(); // This compiles without try-catch
    }

    private void throwUnchecked() {
        if (Math.random() > 1) { // Never true, but compiler doesn't know
            throw new CrawlerSystemException("Unchecked");
        }
    }

    /**
     * Test suppressed exceptions
     */

    stream.defaultWriteObject();
    stream.writeObject(keyTypeOrObjectUnderJ2cl);
    Serialization.writeMap(this, stream);
  }

  @SuppressWarnings("unchecked") // reading field populated by writeObject
  @GwtIncompatible // java.io.ObjectInputStream
  private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
    stream.defaultReadObject();

                !SearchRequestType.SEARCH.equals(searchRequestType) && !SearchRequestType.ADMIN_SEARCH.equals(searchRequestType);

        if (request != null) {
            @SuppressWarnings("unchecked")
            final Set<String> list = (Set<String>) request.getAttribute(USER_ROLES);
            if (list != null) {
                return list;
            }

            // request parameter

        // CrawlerContext crawlerContext = (CrawlerContext) objs[0];
        final UrlQueue<?> urlQueue = (UrlQueue<?>) objs[1];
        @SuppressWarnings("unchecked")
        final Set<RequestData> requestDataSet = (Set<RequestData>) objs[2];
        if (logger.isDebugEnabled()) {
            for (final RequestData requestData : requestDataSet) {

   *
   * @param comparator the comparator that will be used to sort this multiset. A null value
   *     indicates that the elements' <i>natural ordering</i> should be used.
   */
  @SuppressWarnings("unchecked")
  public static <E extends @Nullable Object> TreeMultiset<E> create(
      @Nullable Comparator<? super E> comparator) {
    return (comparator == null)
        ? new TreeMultiset<E>((Comparator) Ordering.natural())