package Ġpl . ex book . ex book . shipping method . domain Ċ Ċ import Ġpl . ex book . ex book . shared . Shipping Method Id Ċ import Ġpl . ex book . ex book . shipping method . adapter . rest . New Shipping Method Ċ Ċ interface ĠSh ipping Method Repository Ġ{ ĊĊĠĠĠ Ġfun Ġfind ById ( shipping Method Id : ĠSh ipping Method Id ): ĠSh ipping Method ? ĊĊĠĠĠ Ġfun ĠfindAll (): ĠList < Shipping Method > ĊĊĠĠĠ Ġfun Ġsave ( new Shipping Method : ĠNew Shipping Method ): ĠSh ipping Method Ċ } Ċ