* @since 11.0
 */
@GwtCompatible
public final class UnsignedLong extends Number implements Comparable<UnsignedLong> {

  private static final long UNSIGNED_MASK = 0x7fffffffffffffffL;

  public static final UnsignedLong ZERO = new UnsignedLong(0);
  public static final UnsignedLong ONE = new UnsignedLong(1);
  public static final UnsignedLong MAX_VALUE = new UnsignedLong(-1L);

  private final long value;

import com.google.common.base.Joiner;
import com.google.common.base.Predicate;
import com.google.common.collect.Ordering;
import com.google.common.primitives.UnsignedInteger;
import com.google.common.primitives.UnsignedLong;
import com.google.common.testing.ForwardingWrapperTester;
import com.google.common.testing.NullPointerTester;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.InputStream;

import com.google.common.base.Joiner;
import com.google.common.base.Predicate;
import com.google.common.collect.Ordering;
import com.google.common.primitives.UnsignedInteger;
import com.google.common.primitives.UnsignedLong;
import com.google.common.testing.ForwardingWrapperTester;
import com.google.common.testing.NullPointerTester;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.InputStream;

import static java.nio.charset.StandardCharsets.UTF_8;

import com.google.common.base.Strings;
import com.google.common.collect.ImmutableSortedMap;
import com.google.common.collect.Ordering;
import com.google.common.primitives.UnsignedLong;
import java.util.Arrays;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for Fingerprint2011.
 *
 * @author ******@****.*** (Kyle Maddison)
 */

 *
 * <h3>Value types</h3>
 *
 * <ul>
 *   <li>{@link ImmutableDoubleArray}
 *   <li>{@link ImmutableIntArray}
 *   <li>{@link ImmutableLongArray}
 *   <li>{@link UnsignedInteger}
 *   <li>{@link UnsignedLong}
 * </ul>
 *
 * <h3>Per-type static utilities</h3>
 *
 * <ul>
 *   <li>{@link Booleans}
 *   <li>{@link Bytes}
 *       <ul>
 *         <li>{@link SignedBytes}
 *         <li>{@link UnsignedBytes}

      ImmutableClassToInstanceMap.builder()
          // primitives
          .put(Object.class, "")
          .put(Number.class, 0)
          .put(UnsignedInteger.class, UnsignedInteger.ZERO)
          .put(UnsignedLong.class, UnsignedLong.ZERO)
          .put(BigInteger.class, BigInteger.ZERO)
          .put(BigDecimal.class, BigDecimal.ZERO)
          .put(CharSequence.class, "")
          .put(String.class, "")

    assertThat(ArbitraryInstances.get(Double.class)).isEqualTo(Double.valueOf(0));
    assertEquals(UnsignedInteger.ZERO, ArbitraryInstances.get(UnsignedInteger.class));
    assertEquals(UnsignedLong.ZERO, ArbitraryInstances.get(UnsignedLong.class));
    assertEquals(0, ArbitraryInstances.get(BigDecimal.class).intValue());
    assertEquals(0, ArbitraryInstances.get(BigInteger.class).intValue());

      ImmutableClassToInstanceMap.builder()
          // primitives
          .put(Object.class, "")
          .put(Number.class, 0)
          .put(UnsignedInteger.class, UnsignedInteger.ZERO)
          .put(UnsignedLong.class, UnsignedLong.ZERO)
          .put(BigInteger.class, BigInteger.ZERO)
          .put(BigDecimal.class, BigDecimal.ZERO)
          .put(CharSequence.class, "")
          .put(String.class, "")

    assertThat(ArbitraryInstances.get(Double.class)).isEqualTo(Double.valueOf(0));
    assertEquals(UnsignedInteger.ZERO, ArbitraryInstances.get(UnsignedInteger.class));
    assertEquals(UnsignedLong.ZERO, ArbitraryInstances.get(UnsignedLong.class));
    assertEquals(0, ArbitraryInstances.get(BigDecimal.class).intValue());
    assertEquals(0, ArbitraryInstances.get(BigInteger.class).intValue());

  }

  @Generates
  UnsignedInteger generateUnsignedInteger() {
    return UnsignedInteger.fromIntBits(generateInt());
  }

  @Generates
  UnsignedLong generateUnsignedLong() {
    return UnsignedLong.fromLongBits(generateLong());
  }

  @Generates
  BigInteger generateBigInteger() {
    return BigInteger.valueOf(generateInt());
  }

  @Generates