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) {

/**
 * See MurmurHash3_x64_128 in <a href="http://smhasher.googlecode.com/svn/trunk/MurmurHash3.cpp">the
 * C++ implementation</a>.
 *
 * @author Austin Appleby
 * @author Dimitris Andreou
 */
@Immutable
@SuppressWarnings("IdentifierName") // the best we could do for adjacent digit blocks
final class Murmur3_128HashFunction extends AbstractHashFunction implements Serializable {
  static final HashFunction MURMUR3_128 = new Murmur3_128HashFunction(0);

            private final Source projectSettingsSource;
            private final Source userSettingsSource;
            private final UnaryOperator<String> interpolationSource;

            @SuppressWarnings("checkstyle:ParameterNumber")
            DefaultSettingsBuilderRequest(
                    @Nonnull ProtoSession session,
                    @Nullable RequestTrace trace,

  <module name="LineLength">
    <property name="max" value="140" />
    <property name="ignorePattern" value="^ *\* *https?://[^ ]+$" />
  </module>

  <module name="TreeWalker">
    <!-- Make the @SuppressWarnings annotations available to Checkstyle -->
    <module name="SuppressWarningsHolder" />

    <module name="AvoidStarImport" />

    <!-- Unused imports are forbidden -->
    <module name="UnusedImports" />

 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")
// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class MultimapAsMapTester<K, V> extends AbstractMultimapTester<K, V, Multimap<K, V>> {
  public void testAsMapGet() {
    for (K key : sampleKeys()) {

 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")
// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@NullMarked
public class CollectionIteratorTester<E extends @Nullable Object>
    extends AbstractCollectionTester<E> {
  public void testIterator() {

    boolean THREAD_DAEMON = false;
    ThreadFactory backingThreadFactory =
        new ThreadFactory() {
          // We need to test that we don't override the value set by the factory.
          @SuppressWarnings("ThreadPriorityCheck")
          @Override
          public Thread newThread(Runnable r) {
            Thread thread = new Thread(r);
            thread.setName(THREAD_NAME);

import java.util.concurrent.TimeUnit;

@Fork(3)
@Warmup(iterations = 10)
@Measurement(iterations = 10)
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
@State(Scope.Benchmark)
@SuppressWarnings("unused") // invoked by benchmarking framework
public class AllocationBenchmark {
    // Do NOT make any field final (even if it is not annotated with @Param)! See also

  public static <K, V> BiMapTestSuiteBuilder<K, V> using(TestBiMapGenerator<K, V> generator) {
    return new BiMapTestSuiteBuilder<K, V>().usingGenerator(generator);
  }

  @SuppressWarnings("rawtypes") // class literals
  @Override
  protected List<Class<? extends AbstractTester>> getTesters() {
    List<Class<? extends AbstractTester>> testers = new ArrayList<>();
    testers.add(BiMapEntrySetTester.class);

 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")
// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class MultimapGetTester<K, V> extends AbstractMultimapTester<K, V, Multimap<K, V>> {
  public void testGetEmpty() {
    Collection<V> result = multimap().get(k3());
    assertEmpty(result);