*
 * <p>See the Guava User Guide article on <a
 * href="https://github.com/google/guava/wiki/FunctionalExplained">the use of {@code Predicate}</a>.
 *
 * @author Kevin Bourrillion
 * @since 2.0
 */
@GwtCompatible
public final class Predicates {

  /**
   * Returns a predicate that always evaluates to {@code true}.
   *

import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Unit test for {@link Predicates}.
 *
 * @author Kevin Bourrillion
 */
@NullMarked
@GwtCompatible
public class PredicatesTest extends TestCase {
  private static final Predicate<@Nullable Integer> TRUE = Predicates.alwaysTrue();

import java.util.List;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Unit test for {@link Booleans}.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
@NullMarked
public class BooleansTest extends TestCase {
  private static final boolean[] EMPTY = {};
  private static final boolean[] ARRAY_FALSE = {false};

 * neither Unicode-aware nor locale-dependent.
 *
 * <p>See the Guava User Guide article on <a
 * href="https://github.com/google/guava/wiki/PrimitivesExplained">primitive utilities</a>.
 *
 * @author Kevin Bourrillion
 * @since 1.0
 */
@GwtCompatible
public final class Chars {
  private Chars() {}

  /**
   * The number of bytes required to represent a primitive {@code char} value.
   *

 * either {@link Float} or {@link Arrays}.
 *
 * <p>See the Guava User Guide article on <a
 * href="https://github.com/google/guava/wiki/PrimitivesExplained">primitive utilities</a>.
 *
 * @author Kevin Bourrillion
 * @since 1.0
 */
@GwtCompatible
public final class Floats extends FloatsMethodsForWeb {
  private Floats() {}

  /**
   * The number of bytes required to represent a primitive {@code float} value.
   *

 *
 * <p><b>Java 8+ users:</b> If you are not using any of the variance statistics, you may wish to use
 * built-in JDK libraries instead of this class.
 *
 * @author Pete Gillin
 * @author Kevin Bourrillion
 * @since 20.0
 */
@J2ktIncompatible
@GwtIncompatible
public final class Stats implements Serializable {

  private final long count;
  private final double mean;
  private final double sumOfSquaresOfDeltas;

import java.util.Set;
import junit.framework.AssertionFailedError;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;

/**
 * Unit test for {@link CharMatcher}.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
@NullMarked
public class CharMatcherTest extends TestCase {

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testStaticNullPointers() throws Exception {

import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Tests for {@link ImmutableMap}.
 *
 * @author Kevin Bourrillion
 * @author Jesse Wilson
 */
@GwtCompatible
@SuppressWarnings("AlwaysThrows")
@NullMarked
public class ImmutableMapTest extends TestCase {

  @J2ktIncompatible
  @GwtIncompatible // suite

 * compare-and-swap to ensure correctness when multiple threads are used to access it.
 *
 * @param <T> the type of instances that the {@code BloomFilter} accepts
 * @author Dimitris Andreou
 * @author Kevin Bourrillion
 * @since 11.0 (thread-safe since 23.0)
 */
@Beta
public final class BloomFilter<T extends @Nullable Object> implements Predicate<T>, Serializable {
  /**

 * either {@link Double} or {@link Arrays}.
 *
 * <p>See the Guava User Guide article on <a
 * href="https://github.com/google/guava/wiki/PrimitivesExplained">primitive utilities</a>.
 *
 * @author Kevin Bourrillion
 * @since 1.0
 */
@GwtCompatible
public final class Doubles extends DoublesMethodsForWeb {
  private Doubles() {}

  /**
   * The number of bytes required to represent a primitive {@code double} value.
   *