+ void unref() { intrusive_ptr_release(this); }
+
+private:
+ kernel::activity::ActivityImplPtr pimpl_ = nullptr;
+ Activity::State state_ = Activity::State::INITED;
+ double remains_ = 0;
+ bool suspended_ = false;
+ bool marked_ = false;
+ std::vector<ActivityPtr> successors_;
+ std::set<ActivityPtr> dependencies_;
+ std::atomic_int_fast32_t refcount_{0};
+};
+
+template <class AnyActivity> class Activity_T : public Activity {
+ std::string name_ = "unnamed";
+ std::string tracing_category_ = "";
+
+ inline static xbt::signal<void(AnyActivity const&)> on_start;
+ xbt::signal<void(AnyActivity const&)> on_this_start;
+ inline static xbt::signal<void(AnyActivity const&)> on_completion;
+ xbt::signal<void(AnyActivity const&)> on_this_completion;
+ inline static xbt::signal<void(AnyActivity const&)> on_suspend;
+ xbt::signal<void(AnyActivity const&)> on_this_suspend;
+ inline static xbt::signal<void(AnyActivity const&)> on_resume;
+ xbt::signal<void(AnyActivity const&)> on_this_resume;
+ inline static xbt::signal<void(AnyActivity&)> on_veto;
+ xbt::signal<void(AnyActivity&)> on_this_veto;
+
+protected:
+ void fire_on_start() const override { on_start(static_cast<const AnyActivity&>(*this)); }
+ void fire_on_this_start() const override { on_this_start(static_cast<const AnyActivity&>(*this)); }
+ void fire_on_completion() const override { on_completion(static_cast<const AnyActivity&>(*this)); }
+ void fire_on_this_completion() const override { on_this_completion(static_cast<const AnyActivity&>(*this)); }
+ void fire_on_suspend() const override { on_suspend(static_cast<const AnyActivity&>(*this)); }
+ void fire_on_this_suspend() const override { on_this_suspend(static_cast<const AnyActivity&>(*this)); }
+ void fire_on_resume() const override { on_resume(static_cast<const AnyActivity&>(*this)); }
+ void fire_on_this_resume() const override { on_this_resume(static_cast<const AnyActivity&>(*this)); }
+ void fire_on_veto() override { on_veto(static_cast<AnyActivity&>(*this)); }
+ void fire_on_this_veto() override { on_this_veto(static_cast<AnyActivity&>(*this)); }
+
+public:
+ /*! \static Add a callback fired when any activity starts (no veto) */
+ static void on_start_cb(const std::function<void(AnyActivity const&)>& cb) { on_start.connect(cb); }
+ /*! Add a callback fired when this specific activity starts (no veto) */
+ void on_this_start_cb(const std::function<void(AnyActivity const&)>& cb) { on_this_start.connect(cb); }
+ /*! \static Add a callback fired when any activity completes (either normally, cancelled or failed) */
+ static void on_completion_cb(const std::function<void(AnyActivity const&)>& cb) { on_completion.connect(cb); }
+ /*! Add a callback fired when this specific activity completes (either normally, cancelled or failed) */
+ void on_this_completion_cb(const std::function<void(AnyActivity const&)>& cb) { on_this_completion.connect(cb); }
+ /*! \static Add a callback fired when any activity is suspended */
+ static void on_suspend_cb(const std::function<void(AnyActivity const&)>& cb) { on_suspend.connect(cb); }
+ /*! Add a callback fired when this specific activity is suspended */
+ void on_this_suspend_cb(const std::function<void(AnyActivity const&)>& cb) { on_this_suspend.connect(cb); }
+ /*! \static Add a callback fired when any activity is resumed after being suspended */
+ static void on_resume_cb(const std::function<void(AnyActivity const&)>& cb) { on_resume.connect(cb); }
+ /*! Add a callback fired when this specific activity is resumed after being suspended */
+ void on_this_resume_cb(const std::function<void(AnyActivity const&)>& cb) { on_this_resume.connect(cb); }
+ /*! \static Add a callback fired each time that any activity fails to start because of a veto (e.g., unsolved
+ * dependency or no resource assigned) */
+ static void on_veto_cb(const std::function<void(AnyActivity&)>& cb) { on_veto.connect(cb); }
+ /*! Add a callback fired each time that this specific activity fails to start because of a veto (e.g., unsolved
+ * dependency or no resource assigned) */
+ void on_this_veto_cb(const std::function<void(AnyActivity&)>& cb) { on_this_veto.connect(cb); }