import java.lang.reflect.Field;
import java.security.AccessController;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;
import java.util.Random;
import org.jspecify.annotations.Nullable;
import sun.misc.Unsafe;

/**
 * A package-local class holding common representation and mechanics for classes supporting dynamic

import com.google.common.base.Preconditions;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.nio.ByteBuffer;
import java.nio.charset.Charset;
import org.jspecify.annotations.Nullable;

/**
 * An abstract implementation of {@link Hasher}, which only requires subtypes to implement {@link
 * #putByte}. Subtypes may provide more efficient implementations, however.
 *
 * @author Dimitris Andreou
 */

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Tests for {@link Closer}.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class CloserTest extends TestCase {

  private TestSuppressor suppressor;

  @Override

import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.concurrent.locks.Condition;
import java.util.concurrent.locks.Lock;
import org.jspecify.annotations.Nullable;

/**
 * Utilities for treating interruptible operations as uninterruptible. In all cases, if a thread is
 * interrupted during such a call, the call continues to block until the result is available or the

  // TODO(kevinb): dispense with this after benchmarking
  boolean useCustomMap;

  int initialCapacity = UNSET_INT;
  int concurrencyLevel = UNSET_INT;

  @Nullable Strength keyStrength;
  @Nullable Strength valueStrength;

  @Nullable Equivalence<Object> keyEquivalence;

  /**
   * Constructs a new {@code MapMaker} instance with default settings, including strong keys, strong

    }

    @Override
    public boolean contains(@Nullable Object target) {
      return indexOf(target) >= 0;
    }

    @Override
    public int indexOf(@Nullable Object target) {
      return target instanceof Long ? parent.indexOf((Long) target) : -1;
    }

    @Override
    public int lastIndexOf(@Nullable Object target) {

    }

    @Override
    public boolean contains(@Nullable Object target) {
      return indexOf(target) >= 0;
    }

    @Override
    public int indexOf(@Nullable Object target) {
      return target instanceof Integer ? parent.indexOf((Integer) target) : -1;
    }

    @Override
    public int lastIndexOf(@Nullable Object target) {

import com.google.common.collect.testing.features.CollectionFeature;
import java.lang.reflect.Method;
import java.util.Iterator;
import java.util.List;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;
import org.junit.Ignore;

/**
 * Tester to make sure the {@code iterator().remove()} implementation of {@code Multiset} works when
 * there are multiple occurrences of elements.
 *
 * @author Louis Wasserman
 */

import java.io.Closeable;
import java.io.IOException;
import java.util.ArrayDeque;
import java.util.Deque;
import java.util.logging.Level;
import org.jspecify.annotations.Nullable;

/**
 * A {@link Closeable} that collects {@code Closeable} resources and closes them all when it is
 * {@linkplain #close closed}. This was intended to approximately emulate the behavior of Java 7's

import com.google.common.collect.testing.features.CollectionSize;
import java.lang.reflect.Method;
import java.util.ConcurrentModificationException;
import java.util.Iterator;
import java.util.List;
import org.jspecify.annotations.Nullable;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests addAll operations on a collection. Can't be invoked directly;
 * please see {@link com.google.common.collect.testing.CollectionTestSuiteBuilder}.
 *