/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *

  private static class HasBoth extends TypeA implements TypeB {}

  @GwtIncompatible // Iterables.filter(Iterable, Class)
  public void testFilterByType_iterator() throws Exception {
    HasBoth hasBoth = new HasBoth();
    Iterable<TypeA> alist = Lists.newArrayList(new TypeA(), new TypeA(), hasBoth, new TypeA());
    Iterable<TypeB> blist = filter(alist, TypeB.class);
    assertThat(blist).containsExactly(hasBoth).inOrder();
  }

            } catch (final Exception e) {
                logger.warn("Failed to load certificate_authorities: path={}", authorities, e);
            }
        }

        final String[] hosts = split(ResourceUtil.getFesenHttpUrl(), ",")
                .get(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).toArray(n -> new String[n]));

  static <E extends @Nullable Object> Collection<E> filterCollection(
      Collection<E> collection, Predicate<? super E> predicate) {
    if (collection instanceof Set) {
      return Sets.filter((Set<E>) collection, predicate);
    } else {
      return Collections2.filter(collection, predicate);
    }
  }

  @Override
  public boolean containsKey(@Nullable Object key) {
    return asMap().get(key) != null;
  }

  @Override

   * Iterables#filter(Iterable, Class)} for related functionality.)
   *
   * <p><b>{@code Stream} equivalent:</b> {@link java.util.stream.Stream#filter Stream.filter}.
   */
  public static <E extends @Nullable Object> Collection<E> filter(
      Collection<E> unfiltered, Predicate<? super E> predicate) {
    if (unfiltered instanceof FilteredCollection) {

        return asListHtml();
    }

    /**
     * Displays a paginated list of role items.
     *
     * @param pageNumber the page number to display (optional)
     * @param form the search form containing filter criteria
     * @return HTML response with the role list
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse list(final OptionalThing<Integer> pageNumber, final SearchForm form) {

  // But before Java 9, our only way not to inherit ThreadLocals is to zap them after the thread
  // is created, by accessing a private field.
  private static final @Nullable Constructor<Thread> bigThreadConstructor =
      getBigThreadConstructor();

  private static final @Nullable Field inheritableThreadLocals =
      (bigThreadConstructor == null) ? getInheritableThreadLocalsField() : null;

        return asListHtml();
    }

    /**
     * Displays a paginated list of scheduled jobs.
     *
     * @param pageNumber the page number to display (optional)
     * @param form the search form containing filter criteria
     * @return HTML response with the scheduled job list
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse list(final OptionalThing<Integer> pageNumber, final SearchForm form) {

        /**
         * Called when circuit state changes
         *
         * @param circuitBreaker the circuit breaker
         * @param fromState previous state
         * @param toState new state
         */
        void onStateChange(SmbCircuitBreaker circuitBreaker, State fromState, State toState);

        /**
         * Called when a request succeeds
         *

    }

    public void u(U u) {
      fail(
          "Method with parameter <U extends T> where <T extends @Nullable Object> should not be"
              + " called");
    }

    public <A extends @Nullable Object> void a(A a) {
      fail("Method with parameter <A extends @Nullable Object> should not be called");
    }