package Ġcom . map swith me . maps . ads Ċ Ċ abstract Ġclass ĠCached M wm Native Ad Ġinternal Ġconstructor ( val Ġloaded Time : ĠLong ) Ġ: ĠBase M wm Native Ad () Ġ{ ĊĊĠĠĠ Ġabstract Ġfun Ġdetach Ad Listener () ĊĠĠĠ Ġabstract Ġfun Ġattach Ad Listener ( listener : ĠAny ) Ċ Ċ }