mirror of
https://github.com/kidfromjupiter/nearby.git
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Alexey Polyudov
4baa1ce96a
Signed-off-by: Alexey Polyudov <apolyudov@google.com> Change-Id: Ie19e006429b138b3768e97dae971a43fdc5ef8bf
64 lines
1.9 KiB
C++
64 lines
1.9 KiB
C++
// Copyright 2020 Google LLC
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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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// https://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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#ifndef PLATFORM_API_ATOMIC_REFERENCE_H_
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#define PLATFORM_API_ATOMIC_REFERENCE_H_
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#include "platform/api/atomic_reference_def.h"
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#include "platform/api/platform.h"
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#include "platform/ptr.h"
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#include "absl/types/any.h"
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namespace location {
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namespace nearby {
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// "Common" part of implementation.
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// Placed here for textual compatibility to minimize scope of changes.
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// Can be (and should be) moved to a separate file outside "api" folder.
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// TODO(apolyudov): for API v2.0
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namespace platform {
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namespace impl {
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template <typename T>
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class AtomicReferenceImpl : public AtomicReference<T> {
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public:
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explicit AtomicReferenceImpl(T initial_value) {
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atomic_ = platform::ImplementationPlatform::createAtomicReferenceAny(
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absl::any(initial_value));
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}
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~AtomicReferenceImpl() override = default;
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void set(T new_value) override { atomic_->set(absl::any(new_value)); }
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T get() override { return absl::any_cast<T>(atomic_->get()); }
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private:
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Ptr<AtomicReference<absl::any>> atomic_;
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};
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} // namespace impl
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template <typename T>
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Ptr<AtomicReference<T>> ImplementationPlatform::createAtomicReference(
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T initial_value) {
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return Ptr<AtomicReference<T>>(
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new impl::AtomicReferenceImpl<T>{initial_value});
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}
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} // namespace platform
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} // namespace nearby
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} // namespace location
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#endif // PLATFORM_API_ATOMIC_REFERENCE_H_
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