Muon::TgcPrepData_p1 Node1 Muon::TgcPrepData_p1 + TgcPrepData_p1() Node2 IdentifierHash - m_value + IdentifierHash() + IdentifierHash() + IdentifierHash() + operator=() + operator=() + ~IdentifierHash() + IdentifierHash() + operator unsigned int() + value() + is_valid() + operator=() + operator+=() + operator-=() Node2->Node1 +m_collectionHash Node3 TPObjRef # m_index + TPObjRef() + TPObjRef() + isNull() + typeID() + topLevelCnvID() + index() Node3->Node1 +m_prd Node4 TPObjRef::typeID_t + m_TLCnvID + m_cnvID + typeID_t() + topLevelCnvID() + cnvID() + value() + isNull() Node4->Node3 #m_typeID