42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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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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#pragma once
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#include <queue>
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#include <folly/Executor.h>
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#include <folly/ThreadLocal.h>
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namespace folly {
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/**
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* Runs inline like InlineExecutor, but with a queue so that any tasks added
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* to this executor by one of its own callbacks will be queued instead of
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* executed inline (nested). This is usually better behavior than Inline.
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*/
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class QueuedImmediateExecutor : public Executor {
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public:
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static QueuedImmediateExecutor& instance();
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void add(Func callback) override;
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private:
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folly::ThreadLocal<std::queue<Func>> q_;
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};
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} // namespace folly
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