Builder<String, Integer> builder = new Builder<>();
    assertThrows(
        NullPointerException.class, () -> builder.put(immutableEntry("one", (Integer) null)));
    assertThrows(NullPointerException.class, () -> builder.put(immutableEntry((String) null, 1)));
  }

  public void testBuilderWithExpectedKeysNegative() {
    assertThrows(

    BufferedReader r = new BufferedReader(getChunkedReader(input, chunk));
    List<String> lines = new ArrayList<>();
    String line;
    while ((line = r.readLine()) != null) {
      lines.add(line);
    }
    r.close();
    return lines;
  }

  private static List<String> readUsingReader(String input, int chunk, boolean asReader)
      throws IOException {

  static <T extends Throwable> T assertThrows(
      Class<T> expectedThrowable, ThrowingRunnable runnable) {
    return doAssertThrows(
        expectedThrowable,
        () -> {
          runnable.run();
          return null;
        },
        /* userPassedSupplier= */ false);
  }

  private static <T extends Throwable> T doAssertThrows(
      Class<T> expectedThrowable, ThrowingSupplier supplier, boolean userPassedSupplier) {

    BufferedReader r = new BufferedReader(getChunkedReader(input, chunk));
    List<String> lines = new ArrayList<>();
    String line;
    while ((line = r.readLine()) != null) {
      lines.add(line);
    }
    r.close();
    return lines;
  }

  private static List<String> readUsingReader(String input, int chunk, boolean asReader)
      throws IOException {

   *     sequential order as produced by the iterator for the given task list, each of which has
   *     completed.
   * @throws RejectedExecutionException {@inheritDoc}
   * @throws NullPointerException if any task is null
   */
  @Override
  <T extends @Nullable Object> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks)
      throws InterruptedException;

  /**
   * {@inheritDoc}
   *

        assertEquals(rootCause, finalException.getCause().getCause());
    }

    @Test
    @DisplayName("Should handle null message gracefully")
    void testNullMessage() {
        // When/Then
        assertDoesNotThrow(() -> {
            SmbException exception = new SmbException((String) null);
            assertNotNull(exception);
        });
    }

    @Test

   * Float#valueOf}.
   */
  private static @Nullable Float referenceTryParse(String input) {
    if (input.trim().length() < input.length()) {
      return null;
    }
    try {
      return Float.valueOf(input);
    } catch (NumberFormatException e) {
      return null;
    }
  }

  @GwtIncompatible // Floats.tryParse
  private static void checkTryParse(String input) {

   * Float#valueOf}.
   */
  private static @Nullable Float referenceTryParse(String input) {
    if (input.trim().length() < input.length()) {
      return null;
    }
    try {
      return Float.valueOf(input);
    } catch (NumberFormatException e) {
      return null;
    }
  }

  @GwtIncompatible // Floats.tryParse
  private static void checkTryParse(String input) {

  override fun format(record: LogRecord): String {
    val message = formatMessage(record)

    val time = Instant.ofEpochMilli(record.millis).atZone(offset)

    return if (record.thrown != null) {
      val sw = StringWriter(4096)
      val pw = PrintWriter(sw)
      record.thrown.printStackTrace(pw)
      String.format("%s\t%s%n%s%n", time.format(d), message, sw.toString())
    } else {

        assertFalse(ModifierUtil.isAbstract(HashMap.class));
    }

    /**
     *
     */
    public static class Hoge {

        /**
         *
         */
        public static final String s = null;

        /**
         * @return 何か
         */
        public static String hoge() {
            return "aaa";
        }

        /**
         *
         */
        public String aaa;