*/
  public static <F extends @Nullable Object, T extends @Nullable Object> Supplier<T> compose(
      Function<? super F, T> function, Supplier<F> supplier) {
    return new SupplierComposition<>(function, supplier);
  }

  private static final class SupplierComposition<
          F extends @Nullable Object, T extends @Nullable Object>
      implements Supplier<T>, Serializable {

  public void testAnd_iterableDefensivelyCopied() {
    List<Predicate<Object>> list = new ArrayList<>();
    Iterable<Predicate<Object>> iterable =
        new Iterable<Predicate<Object>>() {
          @Override
          public Iterator<Predicate<Object>> iterator() {
            return list.iterator();
          }
        };
    Predicate<Object> predicate = Predicates.and(iterable);
    assertTrue(predicate.apply(1));

  static Subscriber create(EventBus bus, Object listener, Method method) {
    return isDeclaredThreadSafe(method)
        ? new Subscriber(bus, listener, method)
        : new SynchronizedSubscriber(bus, listener, method);
  }

  /** The event bus this subscriber belongs to. */
  @Weak private final EventBus bus;

  /** The object with the subscriber method. */
  @VisibleForTesting final Object target;

  /** Subscriber method. */

    T proxy =
        Reflection.newProxy(
            interfaceType,
            new AbstractInvocationHandler() {
              @Override
              protected Object handleInvocation(Object p, Method m, @Nullable Object[] args)
                  throws Throwable {
                throw exception;
              }
            });
    T wrapper = wrapperFunction.apply(proxy);
    try {

    private ParamMap<Object, Object> createSnakeMap() {
        final Map<Object, Object> map = new HashMap<>();
        map.put("aaa", "111");
        map.put("aaa_bbb", "222");
        map.put("aaa_bbb_ccc", "333");
        map.put("ccc.ddd", "444");
        return new ParamMap<>(map);
    }

    private ParamMap<Object, Object> createCamelMap() {
        final Map<Object, Object> map = new HashMap<>();

    }

    /**
     * Converts an object to {@link Date}.
     *
     * @param src the source object
     * @return the converted {@link Date}
     */
    public static Date toDate(final Object src) {
        return toDate(src, null, LocaleUtil.getDefault());
    }

    /**
     * Converts an object to {@link Date}.
     *
     * @param src the source object
     * @param pattern the pattern string

     *
     * @param docMap the document data map
     * @return the formatted site path
     */
    public Object getSitePath(final Map<String, Object> docMap) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final Object siteValue = docMap.get(fessConfig.getIndexFieldSite());
        if (siteValue != null) {
            final String site = siteValue.toString();

        scriptEngineFactory.add("nullEngine", new ScriptEngine() {
            @Override
            public Object evaluate(String template, Map<String, Object> paramMap) {
                return null;
            }
        });

        // Execute and verify null result
        Object result = scriptExecutor.execute("nullEngine", "test");
        assertNull(result);
    }

    Set<Object> observed = Sets.newIdentityHashSet(); // for the sake of weakly referenced locks.
    // this gets the stripes with #getAt(index)
    for (int i = 0; i < striped.size(); i++) {
      Object object = striped.getAt(i);
      assertNotNull(object);
      assertSame(object, striped.getAt(i)); // idempotent
      observed.add(object);
    }

    Set<Object> observed = Sets.newIdentityHashSet(); // for the sake of weakly referenced locks.
    // this gets the stripes with #getAt(index)
    for (int i = 0; i < striped.size(); i++) {
      Object object = striped.getAt(i);
      assertNotNull(object);
      assertSame(object, striped.getAt(i)); // idempotent
      observed.add(object);
    }