package Ġsmart doc . dashboard . repository Ċ Ċ import Ġorg . springframework . stereotype . Repository Ċ import Ġsmart doc . dashboard . model . doc . dubbo . D ub bo Document Ċ Ċ @ Repository Ċ interface ĠD ub bo Document Repository Ġ: Ġsmart doc . dashboard . base . mongo . Base Repository < D ub bo Document , ĠString >