setKeyFilter()

template<typename Key, typename Value, typename UpdateTag>

template<typename Criteria>

void DataStorm::Topic< Key, Value, UpdateTag >::setKeyFilter ( std::string name, std::function< std::function< bool(const Key &)>(const Criteria &)> factory )

noexcept

Sets a key filter factory.

The given factory function must return a filter function that returns true if the key matches the filter criteria, false otherwise.

Parameters

name	The name of the key filter.
factory	The filter factory function.

Definition at line 1659 of file DataStorm.h.