|| containsNullable(invokable.getAnnotatedReturnType().getAnnotations());
        // TODO(cpovirk): Should we also check isNullableTypeVariable?
      }

      @Override
      boolean isNullable(Parameter param) {
        return FROM_DECLARATION_ANNOTATIONS_ONLY.isNullable(param)
            || containsNullable(param.getAnnotatedType().getAnnotations())
            || isNullableTypeVariable(param.getAnnotatedType().getType());

      if (annotationType.isInstance(annotation)) {
        return annotationType.cast(annotation);
      }
    }
    return null;
  }

  @Override
  public Annotation[] getAnnotations() {
    return getDeclaredAnnotations();
  }

  /**
   * @since 18.0
   */
  @Override
  public <A extends Annotation> A[] getAnnotationsByType(Class<A> annotationType) {

    FROM_DECLARATION_ANNOTATIONS_ONLY {
      @Override
      boolean isNullable(Invokable<?, ?> invokable) {
        return containsNullable(invokable.getAnnotations());
      }

      @Override
      boolean isNullable(Parameter param) {
        return containsNullable(param.getAnnotations());
      }
    };

    abstract boolean isNullable(Invokable<?, ?> invokable);

    abstract boolean isNullable(Parameter param);

  public final <A extends Annotation> A getAnnotation(Class<A> annotationClass) {
    return accessibleObject.getAnnotation(annotationClass);
  }

  @Override
  public final Annotation[] getAnnotations() {
    return accessibleObject.getAnnotations();
  }

  @Override
  public final Annotation[] getDeclaredAnnotations() {
    return accessibleObject.getDeclaredAnnotations();
  }

    ImmutableList<Parameter> parameters = delegate.getParameters();
    assertEquals(1, parameters.size());
    assertEquals(new TypeToken<Iterable<String>>() {}, parameters.get(0).getType());
    assertThat(parameters.get(0).getAnnotations()).isEmpty();
    new EqualsTester().addEqualityGroup(parameters.get(0)).testEquals();
  }

  public void testInstanceMethod_call() throws Exception {

    ImmutableList<Parameter> parameters = delegate.getParameters();
    assertEquals(1, parameters.size());
    assertEquals(new TypeToken<Iterable<String>>() {}, parameters.get(0).getType());
    assertThat(parameters.get(0).getAnnotations()).isEmpty();
    new EqualsTester().addEqualityGroup(parameters.get(0)).testEquals();
  }

  public void testInstanceMethod_call() throws Exception {