fgerlits commented on code in PR #1432:
URL: https://github.com/apache/nifi-minifi-cpp/pull/1432#discussion_r1082700681
##########
extensions/mqtt/processors/PublishMQTT.h:
##########
@@ -62,72 +68,116 @@ class PublishMQTT : public
processors::AbstractMQTTProcessor {
ADD_COMMON_VIRTUAL_FUNCTIONS_FOR_PROCESSORS
- class ReadCallback {
+ void readProperties(const std::shared_ptr<core::ProcessContext>& context)
override;
+ void onTriggerImpl(const std::shared_ptr<core::ProcessContext>& context,
const std::shared_ptr<core::ProcessSession>& session) override;
+ void initialize() override;
+
+ private:
+ /**
+ * Counts unacknowledged QoS 1 and QoS 2 messages to respect broker's
Receive Maximum
+ */
+ class InFlightMessageCounter {
Review Comment:
Good point. That's also the answer to your first question:
`InFlightMessageCounter` is a special kind of semaphore, which can change its
limit dynamically.
How about I revert this to Adam's original, condition variable-based,
implementation, and add a lock and a timeout to that?
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