}
  }

  private static <X extends Exception> X newWithCause(Class<X> exceptionClass, Throwable cause) {
    // getConstructors() guarantees this as long as we don't modify the array.
    @SuppressWarnings({"unchecked", "rawtypes"})
    List<Constructor<X>> constructors = (List) Arrays.asList(exceptionClass.getConstructors());
    for (Constructor<X> constructor : preferringStringsThenThrowables(constructors)) {

        setupStringConstructor();
        setupValueOfMethod();
        setUpParameterizedClassDesc();
    }

    private void setupStringConstructor() {
        for (final Constructor<?> con : propertyType.getConstructors()) {
            if (con.getParameterTypes().length == 1 && con.getParameterTypes()[0].equals(String.class)) {
                stringConstructor = con;
                break;
            }
        }
    }

    }

    /**
     * コンストラクタを準備します。
     */
    protected void setupConstructorDescs() {
        for (final Constructor<?> constructor : beanClass.getConstructors()) {
            constructorDescs.add(new ConstructorDescImpl(this, constructor));
        }
    }

    /**
     * メソッドを準備します。
     */
    protected void setupMethodDescs() {

        final ConstructorDesc ctor = beanDesc.getConstructorDesc();
        assertThat(ctor, is(notNullValue()));
        assertThat(ctor.getBeanDesc(), is(sameInstance(beanDesc)));
        assertThat(ctor.getConstructor(), is((Constructor) MyBean.class.getConstructor()));
        assertThat(ctor.getParameterTypes().length, is(0));
        assertThat(ctor.isPublic(), is(true));
        final MyBean myBean = ctor.newInstance();

        }
    }

    @Override
    public BeanDesc getBeanDesc() {
        return beanDesc;
    }

    @SuppressWarnings("unchecked")
    @Override
    public <T> Constructor<T> getConstructor() {
        return (Constructor<T>) constructor;
    }

    @Override
    public Class<?>[] getParameterTypes() {
        return parameterTypes;
    }

    @Override
    public boolean isPublic() {

    }

    /**
     *
     */
    @Test(expected = NoSuchConstructorRuntimeException.class)
    public void testGetConstructor() {
        ClassUtil.getConstructor(ClassUtilTest.class, Integer.class);
    }

    /**
     *
     */
    @Test(expected = NoSuchFieldRuntimeException.class)
    public void testGetField() {

    Constructor<String> constructor = String.class.getConstructor();
    assertThrows(
        IllegalArgumentException.class, () -> TypeToken.of(Object.class).constructor(constructor));
  }

  public void testConstructor_declaredBySuperclass() throws NoSuchMethodException {
    Constructor<Object> constructor = Object.class.getConstructor();
    assertThrows(

    Constructor<String> constructor = String.class.getConstructor();
    assertThrows(
        IllegalArgumentException.class, () -> TypeToken.of(Object.class).constructor(constructor));
  }

  public void testConstructor_declaredBySuperclass() throws NoSuchMethodException {
    Constructor<Object> constructor = Object.class.getConstructor();
    assertThrows(

     *             一致するコンストラクタが見つからない場合
     * @see Class#getConstructor(Class...)
     */
    public static <T> Constructor<T> getConstructor(final Class<T> clazz, final Class<?>... argTypes)
            throws NoSuchConstructorRuntimeException {
        assertArgumentNotNull("clazz", clazz);

        try {
            return clazz.getConstructor(argTypes);
        } catch (final NoSuchMethodException e) {

        new AtomicReference<Object>(sepFrqC.getDeclaredConstructor().newInstance());
    Class<?> sepFwrC = sepLoader.loadClass(MyFinalizableWeakReference.class.getName());
    Constructor<?> sepFwrCons = sepFwrC.getConstructor(Object.class, sepFrqC);
    // The object that we will wrap in FinalizableWeakReference is a Stopwatch.
    Class<?> sepStopwatchC = sepLoader.loadClass(Stopwatch.class.getName());