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36 lines
1.1 KiB
36 lines
1.1 KiB
4 months ago
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/*
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* Copyright (C) 2020 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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#include "CloseHandle.h"
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namespace android::hardware::automotive::audiocontrol::V2_0::implementation {
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CloseHandle::CloseHandle(Callback callback) : mCallback(callback) {}
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CloseHandle::~CloseHandle() {
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close();
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}
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Return<void> CloseHandle::close() {
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const auto wasClosed = mIsClosed.exchange(true);
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if (wasClosed) return {};
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if (mCallback) mCallback();
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return {};
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}
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} // namespace android::hardware::automotive::audiocontrol::V2_0::implementation
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