+ kernel::activity::ActivityImplPtr pimpl_ = nullptr;
+ Activity::State state_ = Activity::State::INITED;
+ double remains_ = 0;
+};
+
+template <class AnyActivity> class Activity_T : public Activity {
+private:
+ std::string name_ = "";
+ std::string tracing_category_ = "";
+ void* user_data_ = nullptr;
+ std::atomic_int_fast32_t refcount_{0};
+
+public:
+#ifndef DOXYGEN
+ friend XBT_PUBLIC void intrusive_ptr_release(AnyActivity* a)
+ {
+ if (a->refcount_.fetch_sub(1, std::memory_order_release) == 1) {
+ std::atomic_thread_fence(std::memory_order_acquire);
+ delete a;
+ }
+ }
+ friend XBT_PUBLIC void intrusive_ptr_add_ref(AnyActivity* a) { a->refcount_.fetch_add(1, std::memory_order_relaxed); }
+#endif
+ AnyActivity* set_name(const std::string& name)
+ {
+ xbt_assert(get_state() == State::INITED, "Cannot change the name of an activity after its start");
+ name_ = name;
+ return static_cast<AnyActivity*>(this);
+ }
+ const std::string& get_name() { return name_; }
+ const char* get_cname() { return name_.c_str(); }
+
+ AnyActivity* set_tracing_category(const std::string& category)
+ {
+ xbt_assert(get_state() == State::INITED, "Cannot change the tracing category of an activity after its start");
+ tracing_category_ = category;
+ return static_cast<AnyActivity*>(this);
+ }
+ const std::string& get_tracing_category() { return tracing_category_; }
+
+ AnyActivity* set_user_data(void* data)
+ {
+ user_data_ = data;
+ return static_cast<AnyActivity*>(this);
+ }
+
+ void* get_user_data() { return user_data_; }
+};