package Ġcom . ol af ros . exercise 2 . repository Ċ Ċ import Ġcom . ol af ros . exercise 2 . model . Book Ċ import Ġorg . springframework . data . jpa . repository . Jpa Repository Ċ import Ġorg . springframework . stereotype . Repository Ċ Ċ @ Repository Ċ interface ĠBook Repository Ġ: ĠJ pa Repository < Book , ĠLong > Ġ{ ĊĠĠĠ Ġfun Ġfind Book By Is bn ( isbn : ĠLong ?): ĠBook ? ĊĠĠĠ Ġfun Ġfind Books ByName Contains ( name : ĠString ): ĠList < Book > ĊĠĠĠ Ġfun ĠfindBy Authors _ Name Contains ( name : ĠString ): ĠList < Book > ĊĠĠĠ Ġfun Ġfind Books ByName Contains And Authors _ Name Contains ( name : ĠString , Ġauthor Name : ĠString ): ĠList < Book > Ċ }