package Ġcom . temp storage . temp file drop . webserver . service . userinfo Ċ Ċ import Ġorg . springframework . data . mongodb . repository . Mongo Repository Ċ import Ġorg . springframework . stereotype . Repository Ċ Ċ @ Repository Ċ interface ĠUserInfo Repository : ĠMongo Repository < UserInfo , ĠString > Ġ{ ĊĠĠĠ Ġfun ĠfindBy OrderBy Creation Date Desc (): ĠList < UserInfo > ĊĠĠĠ Ġfun ĠfindBy Username ( username : ĠString ): ĠUserInfo ? ĊĠĠĠ Ġfun ĠfindBy Username And Password ( username : ĠString , Ġpassword : ĠString ): ĠUserInfo ? Ċ }