*       verified or created.
 *   <li>If a new edge needs to be created, the outgoing edges of the acquired locks are traversed
 *       to check for a cycle that reaches the lock to be acquired. If no cycle is detected, a new
 *       "safe" edge is created.
 *   <li>If a cycle is detected, an "unsafe" (cyclic) edge is created to represent a potential

      TestCollectionGenerator<E> delegate) {
    return new ReserializingTestCollectionGenerator<>(delegate);
  }

  @Override
  public Collection<E> create(Object... elements) {
    return reserialize(delegate.create(elements));
  }

  @SuppressWarnings("unchecked")
  static <T> T reserialize(T object) {
    try {
      ByteArrayOutputStream bytes = new ByteArrayOutputStream();

import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * To be implemented by test generators that can produce test subjects without requiring any
 * parameters.
 *
 * @param <T> the type created by this generator.
 * @author George van den Driessche
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public interface TestSubjectGenerator<T extends @Nullable Object> {
  T createTestSubject();

import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.DoubleSummaryStatistics;
import junit.framework.TestCase;

/**
 * Tests for {@link Stats}. This tests instances created by both {@link Stats#of} and {@link
 * StatsAccumulator#snapshot}.
 *
 * @author Pete Gillin
 */
public class StatsTest extends TestCase {

  public void testCount() {

  @SuppressWarnings({"unchecked", "DoNotMock"}) // mock
  @Override
  public void setUp() throws Exception {
    super.setUp();
    /*
     * Class parameters must be raw, so we can't create a proxy with generic
     * type arguments. The created proxy only records calls and returns null, so
     * the type is irrelevant at runtime.
     */
    mock = mock(Cache.class);
    forward =
        new ForwardingCache<String, Boolean>() {

   * lifetime of the cache.
   *
   * <p><b>Warning:</b> this cache may not be recording statistical data. For example, a cache
   * created using {@link CacheBuilder} only does so if the {@link CacheBuilder#recordStats} method
   * was called. If statistics are not being recorded, a {@code CacheStats} instance with zero for
   * all values is returned.
   *
   */

    final Multiset<E> contents;

    /**
     * Creates a new builder. The returned builder is equivalent to the builder generated by {@link
     * ImmutableMultiset#builder}.
     */
    public Builder() {
      this(LinkedHashMultiset.<E>create());
    }

    Builder(Multiset<E> contents) {
      this.contents = contents;
    }

    /**

   *
   * <p>When the underlying delegate throws an exception then this memoizing supplier will keep
   * delegating calls until it returns valid data.
   *
   * <p>If {@code delegate} is an instance created by an earlier call to {@code memoize}, it is
   * returned directly.
   */
  public static <T extends @Nullable Object> Supplier<T> memoize(Supplier<T> delegate) {
    if (delegate instanceof NonSerializableMemoizingSupplier

    this.nameFormat = nameFormat;
    return this;
  }

  /**
   * Sets daemon or not for new threads created with this ThreadFactory.
   *
   * @param daemon whether or not new Threads created with this ThreadFactory will be daemon threads
   * @return this for the builder pattern
   */
  @CanIgnoreReturnValue
  public ThreadFactoryBuilder setDaemon(boolean daemon) {

  }

  /**
   * Returns a hash function implementing the Message Authentication Code (MAC) algorithm, using the
   * MD5 (128 hash bits) hash function and a {@link SecretKeySpec} created from the given byte array
   * and the MD5 algorithm.
   *
   * <p>If you are designing a new system that needs HMAC, prefer {@link #hmacSha256} or other
   * future-proof algorithms <a