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Reaction.cpp
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71 lines (59 loc) · 2.47 KB
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/*
* MIT License
*
* Copyright (c) 2013 NUClear Contributors
*
* This file is part of the NUClear codebase.
* See https://github.com/Fastcode/NUClear for further info.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
* documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
* WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "Reaction.hpp"
#include <atomic>
#include <memory>
#include <utility>
#include "../id.hpp"
#include "ReactionIdentifiers.hpp"
#include "ReactionTask.hpp"
namespace NUClear {
namespace threading {
Reaction::Reaction(Reactor& reactor, ReactionIdentifiers&& identifiers, TaskGenerator&& generator)
: reactor(reactor)
, identifiers(std::make_shared<ReactionIdentifiers>(std::move(identifiers)))
, generator(std::move(generator)) {}
Reaction::~Reaction() = default;
std::unique_ptr<ReactionTask> Reaction::get_task(const bool& request_inline) {
// If we are not enabled, don't run
if (!enabled) {
return nullptr;
}
// Return the task returned by the generator
return generator(this->shared_from_this(), request_inline);
}
void Reaction::unbind() {
// Unbind
for (const auto& u : unbinders) {
u(*this);
}
}
bool Reaction::is_enabled() const {
return enabled;
}
NUClear::id_t Reaction::next_id() {
// Start at 1 to make 0 an invalid id
static std::atomic<NUClear::id_t> id_source(1);
return id_source.fetch_add(1, std::memory_order_seq_cst);
}
} // namespace threading
} // namespace NUClear