package Ġch . r jen ni . exam scheduler . domain . events Ċ Ċ import Ġjava . security . Principal Ċ Ċ abstract Ġclass ĠWebSocket User Path Connection Event ( ĊĠĠĠ Ġsource : ĠAny , ĊĠĠĠ Ġval Ġuser Principal : ĠPrincipal , ĊĠĠĠ ĠsessionId : ĠString , ĊĠĠĠ Ġsimp Path : ĠString , Ċ ) Ġ: ĠWebSocket Path Connection Event ( source , ĠsessionId , Ġsimp Path ) Ċ