import com.google.common.collect.testing.features.CollectionSize;
import java.lang.reflect.Method;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests creation (typically through a constructor or static factory
 * method) of a collection. Can't be invoked directly; please see {@link
 * com.google.common.collect.testing.CollectionTestSuiteBuilder}.
 *
 * @author Chris Povirk
 */
@GwtCompatible(emulated = true)

 * @author Charles Fry
 * @since 11.0
 */
@GwtIncompatible
@ElementTypesAreNonnullByDefault
public abstract class AbstractLoadingCache<K, V> extends AbstractCache<K, V>
    implements LoadingCache<K, V> {

  /** Constructor for use by subclasses. */
  protected AbstractLoadingCache() {}

  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this?
  @Override
  public V getUnchecked(K key) {
    try {
      return get(key);

 * @since 11.0
 */
@GwtIncompatible
@ElementTypesAreNonnullByDefault
public abstract class ForwardingLoadingCache<K, V> extends ForwardingCache<K, V>
    implements LoadingCache<K, V> {

  /** Constructor for use by subclasses. */
  protected ForwardingLoadingCache() {}

  @Override
  protected abstract LoadingCache<K, V> delegate();

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

      return method.isVarArgs();
    }
  }

  static class ConstructorInvokable<T> extends Invokable<T, T> {

    final Constructor<?> constructor;

    ConstructorInvokable(Constructor<?> constructor) {
      super(constructor);
      this.constructor = constructor;
    }

    @Override
    final Object invokeInternal(@CheckForNull Object receiver, @Nullable Object[] args)

/** Microbenchmark for {@link Futures#getChecked}. */
public class FuturesGetCheckedBenchmark {
  private enum Validator {
    NON_CACHING_WITH_CONSTRUCTOR_CHECK(nonCachingWithConstructorCheckValidator()),
    NON_CACHING_WITHOUT_CONSTRUCTOR_CHECK(nonCachingWithoutConstructorCheckValidator()),
    WEAK_SET(weakSetValidator()),
    ;

    final GetCheckedTypeValidator validator;

 * @since 4.0
 */
@J2ktIncompatible
@GwtIncompatible
@ElementTypesAreNonnullByDefault
public abstract class ForwardingBlockingQueue<E> extends ForwardingQueue<E>
    implements BlockingQueue<E> {

  /** Constructor for use by subclasses. */
  protected ForwardingBlockingQueue() {}

  @Override
  protected abstract BlockingQueue<E> delegate();

  @CanIgnoreReturnValue
  @Override

import com.google.common.collect.testing.features.CollectionSize;
import java.util.Arrays;
import java.util.List;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests creation (typically through a constructor or static factory
 * method) of a set. Can't be invoked directly; please see {@link
 * com.google.common.collect.testing.SetTestSuiteBuilder}.
 *
 * @author Chris Povirk
 */
@GwtCompatible

   */
  public void testConstructors(Class<?> c, Visibility minimalVisibility) {
    for (Constructor<?> constructor : c.getDeclaredConstructors()) {
      if (minimalVisibility.isVisible(constructor) && !isIgnored(constructor)) {
        testConstructor(constructor);
      }
    }
  }

  /** Runs {@link #testConstructor} on every public constructor in class {@code c}. */
  public void testAllPublicConstructors(Class<?> c) {

  RESTRICTS_KEYS,
  RESTRICTS_VALUES,
  SUPPORTS_PUT,
  SUPPORTS_REMOVE,
  FAILS_FAST_ON_CONCURRENT_MODIFICATION,
  /**
   * Indicates that the constructor or factory method of a map, usually an immutable map, throws an
   * {@link IllegalArgumentException} when presented with duplicate keys instead of discarding all
   * but one.
   */
  REJECTS_DUPLICATES_AT_CREATION,

@ElementTypesAreNonnullByDefault
public abstract class ForwardingTable<
        R extends @Nullable Object, C extends @Nullable Object, V extends @Nullable Object>
    extends ForwardingObject implements Table<R, C, V> {
  /** Constructor for use by subclasses. */
  protected ForwardingTable() {}

  @Override
  protected abstract Table<R, C, V> delegate();

  @Override
  public Set<Cell<R, C, V>> cellSet() {
    return delegate().cellSet();