package Ġcom . jun j ie . se cd ras ervice . service Ċ Ċ import Ġcom . jun j ie . se cdr adata . database . primary . entity . Footprint Ċ import Ġorg . springframework . data . domain . Page Ċ import Ġorg . springframework . data . domain . Page able Ċ Ċ interface ĠF oot print Service Ġ{ ĊĠĠĠ Ġfun Ġget ( userId : ĠString , Ġpicture Id : ĠString ): ĠF oot print ĊĊĠĠĠ Ġfun Ġexists ( userId : ĠString , Ġpicture Id : ĠString ): ĠBoolean ĊĊĠĠĠ Ġfun Ġsave ( picture Id : ĠString ): ĠF oot print ĊĊĠĠĠ Ġfun Ġupdate ( userId : ĠString , Ġpicture Id : ĠString ): ĠF oot print ĊĊĠĠĠ Ġfun Ġremove ( userId : ĠString , Ġpicture Id : ĠString ): ĠBoolean ĊĊĠĠĠ Ġfun Ġcount By Picture Id ( picture Id : ĠString ): ĠLong ĊĊĠĠĠ Ġfun Ġpaging By UserId ( userId : ĠString , Ġpage able : ĠPage able ): ĠPage < Footprint > ĊĊĠĠĠ Ġfun Ġpaging By Picture Id ( picture Id : ĠString , Ġpage able : ĠPage able ): ĠPage < Footprint > Ċ }