// is efficient.
        || (Proxy.isProxyClass(arg.getClass())
            && Arrays.equals(arg.getClass().getInterfaces(), proxyClass.getInterfaces()));
  }

        // is efficient.
        || (Proxy.isProxyClass(arg.getClass())
            && Arrays.equals(arg.getClass().getInterfaces(), proxyClass.getInterfaces()));
  }

                + " version we released in a separate artifact com.google.guava:listenablefuture.")
        .that(ListenableFuture.class.getInterfaces())
        .asList()
        .containsExactly(Future.class);
  }

        // This is redundant as currently java.lang.Object does not implement
        // any interfaces, however nothing guarantees it will not in the future.
        Class<?>[] interfaces = clazz.getInterfaces();
        for (int i = interfaces.length; i-- > 0; ) {
            upcastCount = getAccessibleMethods(interfaces[i], methodInfos, upcastCount);

            // Short circuit if all methods were upcast

    @SuppressWarnings("unchecked") // super interface type of T
    Class<? super T> interfaceType =
        (Class<? super T>) Iterables.getOnlyElement(Arrays.asList(forwarderClass.getInterfaces()));
    new ForwardingWrapperTester()
        .testForwarding(
            interfaceType,
            new Function<Object, T>() {
              @Override
              public T apply(Object delegate) {

     *            対象のインターフェース
     */
    protected void setupFieldDescsByInterface(final Class<?> interfaceClass) {
        addFieldDescs(interfaceClass);
        final Class<?>[] interfaces = interfaceClass.getInterfaces();
        for (final Class<?> intf : interfaces) {
            setupFieldDescsByInterface(intf);
        }
    }

    /**
     * クラスに定義されたフィールドを準備します。
     *
     * @param targetClass

        if (superClass != null) {
            gatherTypeVariables(superClass, superClassType, map);
        }

        final Class<?>[] interfaces = clazz.getInterfaces();
        final Type[] interfaceTypes = clazz.getGenericInterfaces();
        for (int i = 0; i < interfaces.length; ++i) {
            gatherTypeVariables(interfaces[i], interfaceTypes[i], map);
        }

  public <T, T1 extends T> void testAssignableGenericArrayToClass() {
    assertTrue(TypeToken.of(Object[].class.getSuperclass()).isSupertypeOf(new TypeToken<T[]>() {}));
    for (Class<?> interfaceType : Object[].class.getInterfaces()) {
      assertTrue(TypeToken.of(interfaceType).isSupertypeOf(new TypeToken<T[]>() {}));
    }
    assertTrue(TypeToken.of(Object.class).isSupertypeOf(new TypeToken<T[]>() {}));

  public <T, T1 extends T> void testAssignableGenericArrayToClass() {
    assertTrue(TypeToken.of(Object[].class.getSuperclass()).isSupertypeOf(new TypeToken<T[]>() {}));
    for (Class<?> interfaceType : Object[].class.getInterfaces()) {
      assertTrue(TypeToken.of(interfaceType).isSupertypeOf(new TypeToken<T[]>() {}));
    }
    assertTrue(TypeToken.of(Object.class).isSupertypeOf(new TypeToken<T[]>() {}));