virtual StatusCode unpackDecision(const EventContext &, std::unordered_map< std::string, const LVL1CTP::Lvl1Item * > &, std::map< CTPID, LVL1CTP::Lvl1Item > &itemsCache, std::unordered_map< std::string, const HLT::Chain * > &, std::map< CHAIN_COUNTER, HLT::Chain > &, std::unordered_map< std::string, const HLT::Chain * > &, std::map< CHAIN_COUNTER, HLT::Chain > &, char &, bool) const =0