/* * Copyright (c) 2018 - present Facebook, Inc. * All rights reserved. * * This source code is licensed under the BSD style license found in the * LICENSE file in the root directory of this source tree. An additional grant * of patent rights can be found in the PATENTS file in the same directory. */ class OurThreadUtils{ native static boolean isMainThread(); static void assertMainThread(){} static void assertHoldsLock(Object lock){} }