* this map with the more specific generic type {@code Map<K, List<V>>}, call {@link
   * Multimaps#asMap(ListMultimap)} instead.
   */
  @Override
  Map<K, Collection<V>> asMap();

  /**
   * Compares the specified object to this multimap for equality.
   *
   * <p>Two {@code ListMultimap} instances are equal if, for each key, they contain the same values

        .testForwarding(
            ListMultimap.class,
            new Function<ListMultimap, ListMultimap<?, ?>>() {
              @Override
              public ListMultimap<?, ?> apply(ListMultimap delegate) {
                return wrap((ListMultimap<?, ?>) delegate);
              }
            });
  }

  public void testEquals() {
    ListMultimap<Integer, String> map1 = ImmutableListMultimap.of(1, "one");

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.ListMultimap;
import com.google.common.collect.testing.Helpers;
import com.google.common.collect.testing.features.CollectionSize;
import com.google.common.testing.EqualsTester;
import org.junit.Ignore;

/**
 * Testers for {@link ListMultimap#equals(Object)}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible

                  @Override
                  ListMultimap<String, String> transform(Multimap<String, String> multimap) {
                    return Multimaps.transformValues(
                        (ListMultimap<String, String>) multimap, FUNCTION);
                  }
                })
            .named("Multimaps.transformValues[ListMultimap]")
            .withFeatures(
                CollectionSize.ANY,

/**
 * Implementation of {@link Multimaps#filterKeys(ListMultimap, Predicate)}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
final class FilteredKeyListMultimap<K extends @Nullable Object, V extends @Nullable Object>
    extends FilteredKeyMultimap<K, V> implements ListMultimap<K, V> {
  FilteredKeyListMultimap(ListMultimap<K, V> unfiltered, Predicate<? super K> keyPredicate) {

/**
 * Implementation of {@link Multimaps#filterKeys(ListMultimap, Predicate)}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
final class FilteredKeyListMultimap<K extends @Nullable Object, V extends @Nullable Object>
    extends FilteredKeyMultimap<K, V> implements ListMultimap<K, V> {
  FilteredKeyListMultimap(ListMultimap<K, V> unfiltered, Predicate<? super K> keyPredicate) {

    suite.addTest(
        ListMultimapTestSuiteBuilder.using(
                new TestStringListMultimapGenerator() {
                  @Override
                  protected ListMultimap<String, String> create(Entry<String, String>[] entries) {
                    ListMultimap<String, String> multimap = ArrayListMultimap.create();
                    for (Entry<String, String> entry : entries) {

import java.util.Collections;
import java.util.List;
import java.util.Map;
import javax.annotation.CheckForNull;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Basic implementation of the {@link ListMultimap} interface. It's a wrapper around {@link
 * AbstractMapBasedMultimap} that converts the returned collections into {@code Lists}. The {@link
 * #createCollection} method must return a {@code List}.
 *
 * @author Jared Levy

import java.util.Collections;
import java.util.List;
import java.util.Map;
import javax.annotation.CheckForNull;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Basic implementation of the {@link ListMultimap} interface. It's a wrapper around {@link
 * AbstractMapBasedMultimap} that converts the returned collections into {@code Lists}. The {@link
 * #createCollection} method must return a {@code List}.
 *
 * @author Jared Levy

        .testForwarding(
            ListMultimap.class,
            new Function<ListMultimap, ListMultimap<?, ?>>() {
              @Override
              public ListMultimap<?, ?> apply(ListMultimap delegate) {
                return wrap((ListMultimap<?, ?>) delegate);
              }
            });
  }

  public void testEquals() {
    ListMultimap<Integer, String> map1 = ImmutableListMultimap.of(1, "one");