* already have to deal with, thanks to DI frameworks that perform field and method injection,
     * frameworks like Android that define post-construct hooks like Activity.onCreate, etc.
     */

    @CheckForNull private ValueSetLink<K, V> predecessorInValueSet;
    @CheckForNull private ValueSetLink<K, V> successorInValueSet;

   * |---------|
   * }</pre>
   */
  private static final SuccessorsFunction<Character> TWO_CYCLES_GRAPH =
      createDirectedGraph("ab", "ac", "bc", "cd", "da");

  /**
   * A tree-shaped graph that looks as follows (all edges are directed facing downwards):
   *
   * <pre>{@code
   *        h
   *       /|\
   *      / | \
   *     /  |  \
   *    d   e   g
   *   /|\      |
   *  / | \     |

 *
 * <pre>
 * interface Book {...}
 * public class Books {
 *   public static Book hardcover(String title) {...}
 *   public static Book paperback(String title) {...}
 * }
 * </pre>
 *
 * <p>And all the created {@code Book} instances can be tested with:
 *
 * <pre>
 * new ClassSanityTester()
 *     .forAllPublicStaticMethods(Books.class)
 *     .thatReturn(Book.class)

        Splitter.on('-').split("Testing-rocks-Debugging-sucks");
    assertThat(testCharacteringMotto)
        .containsExactly("Testing", "rocks", "Debugging", "sucks")
        .inOrder();
  }

  public void testCharacterSplitWithMatcherDelimiter() {
    Iterable<String> testCharacteringMotto =
        Splitter.on(CharMatcher.whitespace()).split("Testing\nrocks\tDebugging sucks");
    assertThat(testCharacteringMotto)

    new Application().addDelayedShutdownHook(service, terminationTimeout, timeUnit);
  }

  /** Represents the current application to register shutdown hooks. */
  @J2ktIncompatible
  @GwtIncompatible // TODO
  @VisibleForTesting
  static class Application {

    final ExecutorService getExitingExecutorService(

        throw new AssertionError();
    }
  }

  private static int sqrtFloor(int x) {
    // There is no loss of precision in converting an int to a double, according to
    // http://java.sun.com/docs/books/jls/third_edition/html/conversions.html#5.1.2
    return (int) Math.sqrt(x);
  }

  /**
   * Returns the result of dividing {@code p} by {@code q}, rounding using the specified {@code
   * RoundingMode}.
   *

 * instead of {@code ClassPath}. ClassGraph improves upon {@code ClassPath} in several ways,
 * including addressing many of its limitations. Limitations of {@code ClassPath} include:
 *
 * <ul>
 *   <li>It looks only for files and JARs in URLs available from {@link URLClassLoader} instances or
 *       the {@linkplain ClassLoader#getSystemClassLoader() system class loader}. This means it does

      annotatedTypeExists()
          ? NullnessAnnotationReader.FROM_DECLARATION_AND_TYPE_USE_ANNOTATIONS
          : NullnessAnnotationReader.FROM_DECLARATION_ANNOTATIONS_ONLY;

  /**
   * Looks for declaration nullness annotations and, if supported, type-use nullness annotations.
   *
   * <p>Under Android VMs, the methods for retrieving type-use annotations don't exist. This means

        Splitter.on('-').split("Testing-rocks-Debugging-sucks");
    assertThat(testCharacteringMotto)
        .containsExactly("Testing", "rocks", "Debugging", "sucks")
        .inOrder();
  }

  public void testCharacterSplitWithMatcherDelimiter() {
    Iterable<String> testCharacteringMotto =
        Splitter.on(CharMatcher.whitespace()).split("Testing\nrocks\tDebugging sucks");
    assertThat(testCharacteringMotto)

    private final List<Thread> hooks = Lists.newArrayList();

    @Override
    synchronized void addShutdownHook(Thread hook) {
      hooks.add(hook);
    }

    synchronized void shutdown() throws InterruptedException {
      for (Thread hook : hooks) {
        hook.start();
      }
      for (Thread hook : hooks) {
        hook.join();
      }
    }
  }