BewareMyPower commented on code in PR #17395:
URL: https://github.com/apache/pulsar/pull/17395#discussion_r962337056
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pulsar-client-cpp/lib/PeriodicTask.cc:
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@@ -27,9 +27,14 @@ void PeriodicTask::start() {
}
state_ = Ready;
if (periodMs_ >= 0) {
- auto self = shared_from_this();
+ std::weak_ptr<PeriodicTask> weakSelf{shared_from_this()};
timer_.expires_from_now(boost::posix_time::millisec(periodMs_));
- timer_.async_wait([this, self](const ErrorCode& ec) {
handleTimeout(ec); });
+ timer_.async_wait([weakSelf](const ErrorCode& ec) {
Review Comment:
I didn't get it why did you mention the destructor. Using `weak_ptr` here is
to avoid a cyclic reference count case. Each object managed by a `shared_ptr`
could cause cyclic reference. Using `weak_ptr` is a best practice for it.
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