package Ġcom . sg c . speed ometer . data . bd Ċ Ċ import Ġandroidx . room . Database Ċ import Ġandroidx . room . Room Database Ċ import Ġandroidx . room . Type Converters Ċ import Ġcom . sg c . speed ometer . data . bd . dao . Speed ometer Record Dao Ċ import Ġcom . sg c . speed ometer . data . bd . util . Date Converter Ċ import Ġcom . sg c . speed ometer . Speed ometer Record Ċ import Ġjavax . inject . Singleton Ċ Ċ @ Singleton Ċ @ Database ( entities Ġ= Ġ[ Speed ometer Record :: class ], Ġversion Ġ= Ġ 3 ) Ċ @ Type Converters ( Date Converter :: class ) ĊĠĠĠ Ġabstract Ġclass ĠApp Database Ġ: ĠRoom Database () Ġ{ ĊĠĠĠ Ġabstract Ġfun Ġspeed ometer Record Dao (): ĠSpeed ometer Record Dao Ċ }