import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Preconditions;
import com.google.common.collect.Multiset.Entry;
import com.google.common.collect.Multisets.AbstractEntry;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.util.Arrays;
import java.util.Objects;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**

          return backingEntries.hasNext();
        }

        @Override
        public Multiset.Entry<E> next() {
          Map.Entry<E, Integer> mapEntry = backingEntries.next();
          return new Multisets.AbstractEntry<E>() {
            @Override
            public E getElement() {
              return mapEntry.getKey();
            }

            @Override
            public int getCount() {

      }
    };
  }

  @Override
  Iterator<Entry<E>> entryIterator() {
    return new Itr<Entry<E>>() {
      @Override
      Entry<E> output(int index) {
        return new Multisets.AbstractEntry<E>() {
          @Override
          public E getElement() {
            return enumConstants[index];
          }

          @Override
          public int getCount() {
            return counts[index];

      }

      @Override
      public Multiset.Entry<E> next() {
        Map.Entry<E, Count> mapEntry = backingEntries.next();
        toRemove = mapEntry;
        return new Multisets.AbstractEntry<E>() {
          @Override
          @ParametricNullness
          public E getElement() {
            return mapEntry.getKey();
          }

          @Override
          public int getCount() {

      @ParametricNullness E e, int n) {
    return new ImmutableEntry<>(e, n);
  }

  static class ImmutableEntry<E extends @Nullable Object> extends AbstractEntry<E>
      implements Serializable {
    @ParametricNullness private final E element;
    private final int count;

    ImmutableEntry(@ParametricNullness E element, int count) {
      this.element = element;

      @ParametricNullness E e, int n) {
    return new ImmutableEntry<>(e, n);
  }

  static class ImmutableEntry<E extends @Nullable Object> extends AbstractEntry<E>
      implements Serializable {
    @ParametricNullness private final E element;
    private final int count;

    ImmutableEntry(@ParametricNullness E element, int count) {
      this.element = element;

      // TODO(cpovirk): Perhaps we can optimize in this case, too?
      Iterators.clear(entryIterator());
    }
  }

  private Entry<E> wrapEntry(AvlNode<E> baseEntry) {
    return new Multisets.AbstractEntry<E>() {
      @Override
      @ParametricNullness
      public E getElement() {
        return baseEntry.getElement();
      }

      @Override
      public int getCount() {

      // TODO(cpovirk): Perhaps we can optimize in this case, too?
      Iterators.clear(entryIterator());
    }
  }

  private Entry<E> wrapEntry(AvlNode<E> baseEntry) {
    return new Multisets.AbstractEntry<E>() {
      @Override
      @ParametricNullness
      public E getElement() {
        return baseEntry.getElement();
      }

      @Override
      public int getCount() {

          multimap.asMap().entrySet().iterator()) {
        @Override
        Multiset.Entry<K> transform(Map.Entry<K, Collection<V>> backingEntry) {
          return new Multisets.AbstractEntry<K>() {
            @Override
            @ParametricNullness
            public K getElement() {
              return backingEntry.getKey();
            }

            @Override