@J2ktIncompatible // TODO(b/324550390): Enable
  public void testTransform_genericsNull() throws Exception {
    ListenableFuture<?> nullFuture = immediateFuture(null);
    ListenableFuture<?> transformedFuture = transform(nullFuture, constant(null), directExecutor());
    assertNull(getDone(transformedFuture));
  }

  @J2ktIncompatible // TODO(b/324550390): Enable

  }

  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this
  @Override
  @CheckForNull
  public V get(@CheckForNull Object key) {
    if (key == null) {
      return null;
    }
    int hash = hash(key);
    return segmentFor(hash).get(key, hash);
  }

  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this

  @J2ktIncompatible // TODO(b/324550390): Enable
  public void testTransform_genericsNull() throws Exception {
    ListenableFuture<?> nullFuture = immediateFuture(null);
    ListenableFuture<?> transformedFuture = transform(nullFuture, constant(null), directExecutor());
    assertNull(getDone(transformedFuture));
  }

  @J2ktIncompatible // TODO(b/324550390): Enable

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.checkerframework.checker.nullness.qual.Nullable;

/** @author Charles Fry */
@SuppressWarnings("GuardedBy") // TODO(b/35466881): Fix or suppress.
public class LocalCacheTest extends TestCase {
  private static class TestStringCacheGenerator extends TestStringMapGenerator {
    private final CacheBuilder<? super String, ? super String> builder;

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.checkerframework.checker.nullness.qual.Nullable;

/** @author Charles Fry */
@SuppressWarnings("GuardedBy") // TODO(b/35466881): Fix or suppress.
public class LocalCacheTest extends TestCase {
  private static class TestStringCacheGenerator extends TestStringMapGenerator {
    private final CacheBuilder<? super String, ? super String> builder;

    volatile ValueReference<K, V> oldValue;

    // TODO(fry): rename get, then extend AbstractFuture instead of containing SettableFuture
    final SettableFuture<V> futureValue = SettableFuture.create();
    final Stopwatch stopwatch = Stopwatch.createUnstarted();

    public LoadingValueReference() {
      this(LocalCache.<K, V>unset());
    }

    /*

 *
 * @param <V> the type of the value of this step
 * @since 30.0
 */
// TODO(dpb): Consider reusing one CloseableList for the entire pipeline, modulo combinations.
@DoNotMock("Use ClosingFuture.from(Futures.immediate*Future)")
@J2ktIncompatible
@ElementTypesAreNonnullByDefault
// TODO(dpb): GWT compatibility.
public final class ClosingFuture<V extends @Nullable Object> {

   * @since 33.2.0 (available since 21.0 in guava-jre)
   */
  @SuppressWarnings({"AndroidJdkLibsChecker", "Java7ApiChecker"})
  @IgnoreJRERequirement // Users will use this only if they're already using streams.
  @Beta // TODO: b/288085449 - Remove.
  public static <T extends @Nullable Object, K extends Enum<K>, V>
      Collector<T, ?, ImmutableMap<K, V>> toImmutableEnumMap(
          java.util.function.Function<? super T, ? extends K> keyFunction,