*       to construct the sample instances. In case of tie, the candidate constructors or
   *       factories are tried one after another until one can be used to construct sample
   *       instances.
   *   <li>For the constructor or static factory method used to construct instances, it's checked
   *       that when equal parameters are passed, the result instance should also be equal; and vice
   *       versa.

    public void test_instanceOfFessSystemException() {
        // Test that ContainerNotAvailableException is an instance of FessSystemException
        ContainerNotAvailableException exception = new ContainerNotAvailableException("test");
        assertTrue(exception instanceof FessSystemException);
        assertTrue(exception instanceof RuntimeException);
    }

    public void test_serialVersionUID() {

  }

  @Override
  public ImmutableSet<C> columnKeySet() {
    return columnMap().keySet();
  }

  /**
   * {@inheritDoc}
   *
   * <p>The value {@code Map<R, V>} instances in the returned map are {@link ImmutableMap} instances
   * as well.
   */
  @Override
  public abstract ImmutableMap<C, Map<R, V>> columnMap();

  /**
   * {@inheritDoc}
   *

         * @param instance the component instance
         * @param initializer the initializer function (can be null)
         * @param container the container instance for dependency injection
         */
        protected ComponentDef(final T instance, final Consumer<T> initializer, final StandardCrawlerContainer container) {
            this.instance = instance;
            this.initializer = initializer;

    if (list instanceof ImmutableList) {
      // Avoid nullness warnings.
      List<?> reversed = ((ImmutableList<?>) list).reverse();
      @SuppressWarnings("unchecked")
      List<T> result = (List<T>) reversed;
      return result;
    } else if (list instanceof ReverseList) {
      return ((ReverseList<T>) list).getForwardList();
    } else if (list instanceof RandomAccess) {

 * immutable <i>supplier</i> of {@code InputStream} instances.
 *
 * <p>{@code ByteSource} provides two kinds of methods:
 *
 * <ul>
 *   <li><b>Methods that return a stream:</b> These methods should return a <i>new</i>, independent
 *       instance each time they are called. The caller is responsible for ensuring that the
 *       returned stream is closed.

@J2ktIncompatible
@GwtIncompatible
public interface Interner<E> {
  /**
   * Chooses and returns the representative instance for any of a collection of instances that are
   * equal to each other. If two {@linkplain Object#equals equal} inputs are given to this method,
   * both calls will return the same instance. That is, {@code intern(a).equals(a)} always holds,

        assertNotNull(component1);
        assertNotNull(component2);

        // Should be same instance for singleton
        assertSame(component1, component2);
        // The first creation should increment the counter
        assertTrue("Instance count should be at least 1", SingletonTestComponent.getInstanceCount() >= 1);
    }

    /**
     * Test wrap method
     */

    }

    /**
     * Creates a new RequestDataContext for building RequestData instances.
     *
     * @return a new RequestDataContext instance
     */
    public static RequestDataContext newRequestData() {
        return new RequestDataContext();
    }

    /**
     * Context class for building RequestData instances using a fluent API.
     */
    public static class RequestDataContext {

   * boolean[])}.
   *
   * @since 2.0
   */
  public static Comparator<boolean[]> lexicographicalComparator() {
    return LexicographicalComparator.INSTANCE;
  }

  private enum LexicographicalComparator implements Comparator<boolean[]> {
    INSTANCE;

    @Override
    public int compare(boolean[] left, boolean[] right) {
      int minLength = min(left.length, right.length);