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
38 lines
1.2 KiB
C++
38 lines
1.2 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_V2_BASE_CALLABLE_H_
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#define PLATFORM_V2_BASE_CALLABLE_H_
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#include <functional>
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#include "platform_v2/base/exception.h"
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namespace location {
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namespace nearby {
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// The Callable is and object intended to be executed by a thread, that is able
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// to return a value of specified type T.
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// It must be invokable without arguments. It must return a value implicitly
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// convertible to ExceptionOr<T>.
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//
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// https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/Callable.html
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template <typename T>
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using Callable = std::function<ExceptionOr<T>()>;
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} // namespace nearby
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} // namespace location
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#endif // PLATFORM_V2_BASE_CALLABLE_H_
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