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b68351fbc3
TEST=build Change-Id: Ie3be570c274b0275a995a0f54b5e6ccdfc77ccd3 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/292287 Commit-Queue: Ryan Macnak <rmacnak@google.com> Reviewed-by: Brian Quinlan <bquinlan@google.com>
56 lines
1.2 KiB
C++
56 lines
1.2 KiB
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#ifndef RUNTIME_BIN_LOCKERS_H_
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#define RUNTIME_BIN_LOCKERS_H_
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#include "bin/thread.h"
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#include "platform/assert.h"
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namespace dart {
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namespace bin {
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class MutexLocker {
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public:
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explicit MutexLocker(Mutex* mutex) : mutex_(mutex) {
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ASSERT(mutex != nullptr);
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mutex_->Lock();
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}
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virtual ~MutexLocker() { mutex_->Unlock(); }
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private:
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Mutex* const mutex_;
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DISALLOW_COPY_AND_ASSIGN(MutexLocker);
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};
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class MonitorLocker {
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public:
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explicit MonitorLocker(Monitor* monitor) : monitor_(monitor) {
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ASSERT(monitor != nullptr);
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monitor_->Enter();
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}
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virtual ~MonitorLocker() { monitor_->Exit(); }
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Monitor::WaitResult Wait(int64_t millis = Monitor::kNoTimeout) {
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return monitor_->Wait(millis);
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}
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void Notify() { monitor_->Notify(); }
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void NotifyAll() { monitor_->NotifyAll(); }
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private:
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Monitor* const monitor_;
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DISALLOW_COPY_AND_ASSIGN(MonitorLocker);
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};
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} // namespace bin
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} // namespace dart
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#endif // RUNTIME_BIN_LOCKERS_H_
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