}

  /**
   * Waits until the given predicate returns true, invoking the garbage collector as necessary to
   * try to ensure that this will happen.
   *
   * @throws RuntimeException if timed out or interrupted while waiting
   */
  @SuppressWarnings("removal") // b/260137033
  public static void awaitDone(FinalizationPredicate predicate) {
    if (predicate.isDone()) {
      return;
    }

      SetMultimap<K, V> filterFiltered(
          FilteredSetMultimap<K, V> multimap, Predicate<? super Entry<K, V>> entryPredicate) {
    Predicate<Entry<K, V>> predicate =
        Predicates.<Entry<K, V>>and(multimap.entryPredicate(), entryPredicate);
    return new FilteredEntrySetMultimap<>(multimap.unfiltered(), predicate);
  }

  static boolean equalsImpl(Multimap<?, ?> multimap, @Nullable Object object) {

      SetMultimap<K, V> filterFiltered(
          FilteredSetMultimap<K, V> multimap, Predicate<? super Entry<K, V>> entryPredicate) {
    Predicate<Entry<K, V>> predicate =
        Predicates.<Entry<K, V>>and(multimap.entryPredicate(), entryPredicate);
    return new FilteredEntrySetMultimap<>(multimap.unfiltered(), predicate);
  }

  static boolean equalsImpl(Multimap<?, ?> multimap, @Nullable Object object) {

    return Sets.newTreeSet(contents);
  }

  @Override
  NavigableSet<Integer> filter(
      NavigableSet<Integer> elements, Predicate<? super Integer> predicate) {
    return Sets.filter(elements, predicate);
  }

 */
@NullUnmarked
public final class FilteredCollectionsTestUtil {
  private static final Predicate<Integer> EVEN =
      new Predicate<Integer>() {
        @Override
        public boolean apply(Integer input) {
          return input % 2 == 0;
        }
      };

  private static final Predicate<Integer> PRIME_DIGIT = Predicates.in(ImmutableSet.of(2, 3, 5, 7));

          assertTrue(collection.removeIf(Predicate.isEqual(samples.e0())));
          iterator.next();
        });
  }

  @CollectionFeature.Require(absent = SUPPORTS_REMOVE)
  @CollectionSize.Require(ZERO)
  public void testRemoveIf_unsupportedEmptyCollection() {
    try {
      assertFalse(
          "removeIf(Predicate) should return false or throw UnsupportedOperationException",

import com.google.common.base.Predicate;
import java.util.Map.Entry;
import org.jspecify.annotations.Nullable;

/**
 * An interface for all filtered multimap types.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
interface FilteredMultimap<K extends @Nullable Object, V extends @Nullable Object>
    extends Multimap<K, V> {
  Multimap<K, V> unfiltered();

  Predicate<? super Entry<K, V>> entryPredicate();

      @Override
      public void clear() {
        SubRangeMap.this.clear();
      }

      private boolean removeEntryIf(Predicate<? super Entry<Range<K>, V>> predicate) {
        List<Range<K>> toRemove = new ArrayList<>();
        for (Entry<Range<K>, V> entry : entrySet()) {
          if (predicate.apply(entry)) {
            toRemove.add(entry.getKey());
          }
        }
        for (Range<K> range : toRemove) {

    List<String> list = new ArrayList<>();
    Predicate<String> predicate = equalTo("pants");

    assertFalse(any(list.iterator(), predicate));
    list.add("cool");
    assertFalse(any(list.iterator(), predicate));
    list.add("pants");
    assertTrue(any(list.iterator(), predicate));
  }

  public void testAll() {
    List<String> list = new ArrayList<>();
    Predicate<String> predicate = equalTo("cool");

                    multimap.put("bar", 32);
                    multimap.put("foo", 16);
                    return filterKeys(multimap, not(Predicates.in(ImmutableSet.of("foo", "bar"))));
                  }
                })
            .named("Multimaps.filterKeys[SetMultimap, Predicate]")
            .withFeatures(
                CollectionSize.ANY,
                MultimapFeature.VALUE_COLLECTIONS_SUPPORT_ITERATOR_REMOVE,