public boolean hasPrevious() {
      return !previousElements.isEmpty();
    }

    @Override
    public E next() {
      return transferElement(nextElements, previousElements);
    }

    @Override
    public int nextIndex() {
      return previousElements.size();
    }

    @Override
    public E previous() {
      return transferElement(previousElements, nextElements);
    }

    @Override

/**
 * Test cases for a {@link Table} implementation supporting reads and writes.
 *
 * @author Jared Levy
 * @author Louis Wasserman
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public abstract class AbstractTableTest<C extends @Nullable Character>
    extends AbstractTableReadTest<C> {

  protected void populate(Table<String, Integer, C> table, @Nullable Object... data) {

      }

      @Override
      public void remove() {
        checkState(prevEntry != null, "no calls to next() since the last call to remove()");
        setCount(prevEntry.getElement(), 0);
        prevEntry = null;
      }
    };
  }

  @Override
  public Iterator<E> iterator() {
    return Multisets.iteratorImpl(this);
  }

  @Override

       * lazyStackTraceIsLazy() returns true.
       */
      @Override
      public StackTraceElement get(int n) {
        return (StackTraceElement)
            invokeAccessibleNonThrowingMethod(
                requireNonNull(getStackTraceElementMethod), requireNonNull(jla), t, n);
      }

      @Override
      public int size() {
        return (Integer)
            invokeAccessibleNonThrowingMethod(

       * lazyStackTraceIsLazy() returns true.
       */
      @Override
      public StackTraceElement get(int n) {
        return (StackTraceElement)
            invokeAccessibleNonThrowingMethod(
                requireNonNull(getStackTraceElementMethod), requireNonNull(jla), t, n);
      }

      @Override
      public int size() {
        return (Integer)
            invokeAccessibleNonThrowingMethod(

  @Override
  @ParametricNullness
  public K getKey() {
    return delegate().getKey();
  }

  @Override
  @ParametricNullness
  public V getValue() {
    return delegate().getValue();
  }

  @Override
  @ParametricNullness
  @CanIgnoreReturnValue
  public V setValue(@ParametricNullness V value) {
    return delegate().setValue(value);
  }

  @Override
  public boolean equals(@CheckForNull Object object) {

/**
 * Tester for {@code Spliterator} implementations.
 *
 * @since 21.0
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public final class SpliteratorTester<E extends @Nullable Object> {
  /** Return type from "contains the following elements" assertions. */
  public interface Ordered {
    /**
     * Attests that the expected values must not just be present but must be present in the order
     * they were given.

 * intended to "fill the gap" and provide those features of {@code Ordering} not already provided by
 * the JDK.
 *
 * @since 21.0
 * @author Louis Wasserman
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public final class Comparators {
  private Comparators() {}

  /**
   * Returns a new comparator which sorts iterables by comparing corresponding elements pairwise

    }

    @Override
    public UnmodifiableIterator<K> iterator() {
      return asList().iterator();
    }

    @Override
    int copyIntoArray(@Nullable Object[] dst, int offset) {
      return asList().copyIntoArray(dst, offset);
    }

    @Override
    public ImmutableList<K> asList() {
      return list;
    }

    @Override
    public boolean contains(@CheckForNull Object object) {

      @Override
      public String toString() {
        return string;
      }
    };
  }

  @Generates
  Ticker generateTicker() {
    return new Ticker() {
      @Override
      public long read() {
        return 0;
      }

      final String string = paramString(Ticker.class, generateInt());

      @Override
      public String toString() {
        return string;