package core.operation; import core.user.User; import dao.DBManagement; import error.GExcptSQL; import java.util.HashMap; import java.util.Map; public class Delete extends Operation { @Override public Map execute(User subject) throws GExcptSQL { Map map = new HashMap<>(); map.put("id",(String)this.getOptions().get("id")); for(String table:DBManagement.graduationDesignTables){ DBManagement.delete(table,map); } return this.getOptions(); } }