+ActivityImpl::~ActivityImpl()
+{
+ clean_action();
+ XBT_DEBUG("Destroy activity %p", this);
+}
+
+void ActivityImpl::register_simcall(smx_simcall_t simcall)
+{
+ simcalls_.push_back(simcall);
+ simcall->issuer_->waiting_synchro = this;
+}
+
+void ActivityImpl::clean_action()
+{
+ if (surf_action_) {
+ surf_action_->unref();
+ surf_action_ = nullptr;
+ }
+}
+
+double ActivityImpl::get_remaining() const
+{
+ return surf_action_ ? surf_action_->get_remains() : 0;
+}
+
+bool ActivityImpl::test()
+{
+ if (state_ != State::WAITING && state_ != State::RUNNING) {
+ finish();
+ return true;
+ }
+ return false;
+}
+
+void ActivityImpl::suspend()
+{
+ if (surf_action_ == nullptr)
+ return;
+ XBT_VERB("This activity is suspended (remain: %f)", surf_action_->get_remains());
+ surf_action_->suspend();
+ on_suspended(*this);
+}