update_will_topic Method

Update the will topic, will QoS and will retain flag stored in session state data by the server.

Syntax

def update_will_topic() -> None: ...

Remarks

When this message is called, the value of will_topic, WillQOS and WillRetain will be used to update the will message stored by the server.

This method may be called when these values are empty, in this case the server values will be cleared.

See update_will_message for more on updating will settings.