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38 lines
786 B
38 lines
786 B
/*
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* Copyright (c) 2018 - present Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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import android.support.annotation.UiThread;
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class UIDeadlock {
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Object lockA, lockB;
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@UiThread
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public synchronized void onUIThreadAOk() {
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synchronized(lockA) {}
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}
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@UiThread
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public void onUIThreadBOk() {
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synchronized(lockA) {
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synchronized(this) {}
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}
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}
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@UiThread
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public synchronized void onUIThreadBad() {
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synchronized(lockB) {}
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}
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public void notOnUIThreadBad() {
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synchronized(lockB) {
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synchronized(this) {}
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}
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}
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}
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