package Ġcom . example . crypto assets . core . repository Ċ Ċ import Ġcom . example . crypto assets . core . model . ent idade . At ivo Ċ import Ġcom . example . crypto assets . core . model . ent idade . Trans acao Ċ Ċ interface ĠTrans acao Repository Ġ{ ĊĊĠĠĠ Ġfun Ġtrans acoes (): Set < Trans acao > ĊĠĠĠ Ġfun Ġtrans acoes ( ativo : At ivo ): Set < Trans acao > ĊĊĠĠĠ Ġfun Ġsal var ( trans acao : ĠTrans acao ) ĊĊĠĠĠ Ġfun Ġex cluir ( trans acao : ĠTrans acao ) ĊĊĠĠĠ Ġfun Ġex cluir Tod as ( ativo : At ivo ) Ċ Ċ }