package Ġcom . call or . read book . repository Ċ Ċ import Ġcom . call or . read book . model . Book DTO Ċ import Ġcom . call or . read book . model . Read Book DTO Ċ import Ġorg . springframework . data . jpa . repository . Jpa Repository Ċ Ċ interface ĠRead Book Repository : Jpa Repository < Read Book DTO , Long > Ġ{ Ċ } Ċ interface ĠBook Repository : Jpa Repository < Book DTO , ĠString > {}