package Ġorg . step ik . android . data . feedback . source Ċ Ċ import Ġio . reactivex . Single Ċ import Ġjava . io . File Ċ Ċ interface ĠFeedback Cache DataSource Ġ{ ĊĠĠĠ Ġfun Ġcreate System Info Data ( fileName : ĠString , Ġfile Contents : ĠString ): ĠSingle < File > Ċ }