package Ġcom . dark os . mv u . validation . model Ċ Ċ import Ġcom . dark os . mv u . model . MV U State Ċ Ċ data Ġclass ĠValidation State ( ĊĠĠĠ Ġval Ġfields : ĠMap < Long , ĠField > Ċ ) Ġ: ĠM VU State ()