@class NSURL, BRCPQLConnection; @interface BRCSafeDBHolder : NSObject { NSURL *_databaseURL; } @property (readonly, nonatomic) BRCPQLConnection *db; + (id)newSafeDBHolder:(id)a0 withDatabaseURL:(id)a1; - (void)dealloc; - (BOOL)closeWithError:(id *)a0; - (void).cxx_destruct; - (void)asyncClose; - (void)asyncCloseWithCompletionHandler:(id /* block */)a0; @end