121 lines
2.7 KiB
C++
121 lines
2.7 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#pragma once
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#include "td/actor/impl/ActorId-decl.h"
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#include "td/actor/impl/ActorInfo-decl.h"
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#include "td/actor/impl/Event.h"
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#include "td/utils/ObjectPool.h"
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#include "td/utils/Observer.h"
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#include "td/utils/Slice.h"
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#include <memory>
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namespace td {
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class Actor : public ObserverBase {
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public:
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using Deleter = ActorInfo::Deleter;
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Actor() = default;
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Actor(const Actor &) = delete;
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Actor &operator=(const Actor &) = delete;
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Actor(Actor &&other);
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Actor &operator=(Actor &&other);
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~Actor() override {
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if (!empty()) {
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do_stop();
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}
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}
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virtual void start_up() {
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yield();
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}
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virtual void tear_down() {
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}
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virtual void wakeup() {
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loop();
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}
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virtual void hangup() {
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stop();
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}
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virtual void hangup_shared() {
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// ignore
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}
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virtual void timeout_expired() {
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loop();
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}
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virtual void raw_event(const Event::Raw &event) {
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}
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virtual void loop() {
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}
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// TODO: not called in events. Can't use stop, or migrate inside of them
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virtual void on_start_migrate(int32 sched_id) {
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}
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virtual void on_finish_migrate() {
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}
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void notify() override;
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// proxy to scheduler
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void yield();
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void stop();
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void do_stop();
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bool has_timeout() const;
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void set_timeout_in(double timeout_in);
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void set_timeout_at(double timeout_at);
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void cancel_timeout();
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void migrate(int32 sched_id);
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void do_migrate(int32 sched_id);
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uint64 get_link_token();
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std::shared_ptr<ActorContext> set_context(std::shared_ptr<ActorContext> context);
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string set_tag(string tag);
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void always_wait_for_mailbox();
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// for ActorInfo mostly
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void init(ObjectPool<ActorInfo>::OwnerPtr &&info);
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ActorInfo *get_info();
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const ActorInfo *get_info() const;
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ObjectPool<ActorInfo>::OwnerPtr clear();
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bool empty() const;
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template <class FuncT, class... ArgsT>
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auto self_closure(FuncT &&func, ArgsT &&... args);
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template <class SelfT, class FuncT, class... ArgsT>
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auto self_closure(SelfT *self, FuncT &&func, ArgsT &&... args);
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template <class LambdaT>
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auto self_lambda(LambdaT &&lambda);
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// proxy to info_
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ActorId<> actor_id();
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template <class SelfT>
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ActorId<SelfT> actor_id(SelfT *self);
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ActorShared<> actor_shared();
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template <class SelfT>
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ActorShared<SelfT> actor_shared(SelfT *self, uint64 id = static_cast<uint64>(-1));
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Slice get_name() const;
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private:
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ObjectPool<ActorInfo>::OwnerPtr info_;
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};
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template <class ActorT>
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class ActorTraits {
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public:
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static constexpr bool is_lite = false;
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};
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} // namespace td
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