/* * Copyright (c) 2018-present, Facebook, Inc. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. */ import android.support.annotation.UiThread; import java.util.concurrent.CountDownLatch; class Countdwn { CountDownLatch latch; void awaitOnMainByCallBad() throws InterruptedException { OurThreadUtils.assertMainThread(); latch.await(); } @UiThread void awaitOnMainByAnnotBad() throws InterruptedException { latch.await(); } void countDownOk() throws InterruptedException { OurThreadUtils.assertMainThread(); latch.countDown(); } void awaitOnAnyThreadOk() throws InterruptedException { latch.await(); } }