@IocBean(name="slogService", fields={"dao"})
public class MySlogService extends SlogService {
    private static final Log log = Logs.get();
    /**
     * 获取用户名称, 字符串类型
     */
    public static Callable<Object> GET_USER_NAME = () -> {
        String userName = TssoUtils.getCurrentUser().getUserName();
        new Throwable().printStackTrace();
        return userName;
    };
}