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/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <string>
#include <vector>
#include "action.h"
#include "builtins.h"
namespace android {
namespace init {
class ActionManager {
public:
static ActionManager& GetInstance();
// Exposed for testing
ActionManager();
size_t CheckAllCommands();
void AddAction(std::unique_ptr<Action> action);
void QueueEventTrigger(const std::string& trigger);
void QueuePropertyChange(const std::string& name, const std::string& value);
void QueueAllPropertyActions();
void QueueBuiltinAction(BuiltinFunction func, const std::string& name);
void ExecuteOneCommand();
bool HasMoreCommands() const;
void DumpState() const;
void ClearQueue();
private:
ActionManager(ActionManager const&) = delete;
void operator=(ActionManager const&) = delete;
std::vector<std::unique_ptr<Action>> actions_;
std::queue<std::variant<EventTrigger, PropertyChange, BuiltinAction>> event_queue_;
std::queue<const Action*> current_executing_actions_;
std::size_t current_command_;
};
} // namespace init
} // namespace android
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