import com.google.common.primitives.UnsignedInts;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.Serializable;
import org.jspecify.annotations.Nullable;

/**
 * An immutable hash code of arbitrary bit length.
 *
 * @author Dimitris Andreou
 * @author Kurt Alfred Kluever
 * @since 11.0
 */
public abstract class HashCode {
  HashCode() {}

import com.google.common.base.MoreObjects;
import java.io.Serializable;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.util.Objects;
import org.jspecify.annotations.Nullable;

/**
 * An immutable value object capturing some basic statistics about a collection of paired double
 * values (e.g. points on a plane). Build instances with {@link PairedStatsAccumulator#snapshot}.
 *
 * @author Pete Gillin
 * @since 20.0
 */

  private static final Iterable<@Nullable Integer> iterableFourNulls =
      Arrays.asList((Integer) null, null, null, null);

  /*
   * Both of these fields *are* immutable/constant. They don't use the type ImmutableList because
   * they need to behave slightly differently.
   */
  @SuppressWarnings("ConstantCaseForConstants")
  private static final List<Integer> UNDERREPORTING_SIZE_LIST;

      default:
        @SuppressWarnings("unchecked")
        List<E> castedList = (List<E>) list;
        return new RegularImmutableList<E>(castedList);
    }
  }

  /**
   * Views the array as an immutable list. The array must have only {@code E} elements.
   *
   * <p>The array must be internally created.
   */
  @SuppressWarnings("unchecked") // caller is reponsible for getting this right

type complex128 complex128

// string is the set of all strings of 8-bit bytes, conventionally but not
// necessarily representing UTF-8-encoded text. A string may be empty, but
// not nil. Values of string type are immutable.
type string string

// int is a signed integer type that is at least 32 bits in size. It is a
// distinct type, however, and not an alias for, say, int32.
type int int

import com.google.common.primitives.UnsignedInts;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.Serializable;
import org.jspecify.annotations.Nullable;

/**
 * An immutable hash code of arbitrary bit length.
 *
 * @author Dimitris Andreou
 * @author Kurt Alfred Kluever
 * @since 11.0
 */
public abstract class HashCode {
  HashCode() {}

    call its callback now gets a `RejectedExecutionException`.
 *  Fix: Don't permanently cache responses with `Cache-Control: immutable`. We misunderstood the
    original `immutable` proposal!
 *  Fix: Change `Authenticator`'s `Route` parameter to be nullable. This was marked as non-null but
    could be called with null in some cases.

      SortedMultiset<E> sortedMultiset) {
    // it's in its own file so it can be emulated for GWT
    return new UnmodifiableSortedMultiset<>(checkNotNull(sortedMultiset));
  }

  /**
   * Returns an immutable multiset entry with the specified element and count. The entry will be
   * serializable if {@code e} is.
   *
   * @param e the element to be associated with the returned entry

  public final ImmutableMultiset<@NonNull E> toMultiset() {
    return ImmutableMultiset.copyOf((Iterable<@NonNull E>) getDelegate());
  }

  /**
   * Returns an immutable map whose keys are the distinct elements of this {@code FluentIterable}
   * and whose value for each key was computed by {@code valueFunction}. The map's iteration order

      boolean isSubset =
          (result instanceof RegularImmutableSortedSet)
              && ((RegularImmutableSortedSet) result).isSubset;
      if (!isSubset) {
        // Only return the original copy if this immutable sorted set isn't
        // a subset of another, to avoid memory leak.
        return result;
      }
    }
    return copyOfInternal(comparator, elements.iterator());
  }