setUpdater()

template<typename Key, typename Value, typename UpdateTag>

template<typename UpdateValue>

void DataStorm::Topic< Key, Value, UpdateTag >::setUpdater ( const UpdateTag & tag, std::function< void(Value &, UpdateValue)> updater )

noexcept

Sets an updater function for the given update tag.

The function is called when a partial update is received or sent to compute the new value. The function is provided a copy of the latest value and the partial update, and it updates this value in place.

Parameters

tag	The update tag.
updater	The updater function.

Definition at line 1665 of file DataStorm.h.