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72 lines
1.7 KiB
72 lines
1.7 KiB
4 months ago
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/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ART_RUNTIME_OBJECT_LOCK_H_
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#define ART_RUNTIME_OBJECT_LOCK_H_
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#include "base/locks.h"
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#include "base/macros.h"
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#include "handle.h"
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namespace art {
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class Thread;
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template <typename T>
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class ObjectLock {
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public:
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ObjectLock(Thread* self, Handle<T> object) REQUIRES_SHARED(Locks::mutator_lock_);
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~ObjectLock() REQUIRES_SHARED(Locks::mutator_lock_);
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void WaitIgnoringInterrupts() REQUIRES_SHARED(Locks::mutator_lock_);
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void Notify() REQUIRES_SHARED(Locks::mutator_lock_);
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void NotifyAll() REQUIRES_SHARED(Locks::mutator_lock_);
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private:
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Thread* const self_;
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Handle<T> const obj_;
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DISALLOW_COPY_AND_ASSIGN(ObjectLock);
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};
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template <typename T>
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class ObjectTryLock {
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public:
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ObjectTryLock(Thread* self, Handle<T> object) REQUIRES_SHARED(Locks::mutator_lock_);
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~ObjectTryLock() REQUIRES_SHARED(Locks::mutator_lock_);
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bool Acquired() const {
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return acquired_;
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}
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private:
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Thread* const self_;
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Handle<T> const obj_;
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bool acquired_;
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DISALLOW_COPY_AND_ASSIGN(ObjectTryLock);
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};
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} // namespace art
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#endif // ART_RUNTIME_OBJECT_LOCK_H_
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