package Ġcom . jun j ie . se cdr adata . database . account . dao Ċ Ċ import Ġcom . jun j ie . se cdr adata . database . account . entity . Account Ċ import Ġorg . springframework . data . jpa . repository . Jpa Repository Ċ import Ġorg . springframework . stereotype . Repository Ċ import Ġjava . util .* Ċ Ċ @ Repository Ċ Ċ interface ĠAccount DAO Ġ: ĠJ pa Repository < Account , ĠString > Ġ{ ĊĠĠĠ Ġfun Ġexists By Phone ( phone : ĠString ): ĠBoolean ĊĊĠĠĠ Ġfun Ġfind One By Phone ( phone : ĠString ): ĠOptional < Account > ĊĊĠĠĠ Ġfun Ġfind One By Phone And Password ( phone : ĠString , Ġpassword : ĠString ): ĠOptional < Account > ĊĊĠĠĠ Ġfun ĠfindAll By Phone Like ( phone : ĠString ): ĠList < Account > Ċ }