Muon::MuonValidationIdBlock Node1 Muon::MuonValidationIdBlock + sector + chIndex + MuonValidationIdBlock() + fill() Node2 Muon::MuonValidationBlockBase + intBlocks + unsignedIntBlocks + floatBlocks + subBlocks + ~MuonValidationBlockBase() + addBlock() + addBlock() + addBlock() + addBlock() + init() + clear() Node2->Node1