Services depends on the load timer Timer class of mainframe

代码说明：

计时器服务依赖于加载 Timer 类的主机的系统日期。如果侦听器主机具有不同的系统日期，则侦听器可能会不合时宜地接收到通知。为了避免此类问题，要 ... 定期通知的默认行为是固定延迟执行，这一点已在 Timer 中指定。-Services depends on the load timer Timer class of mainframe-based systems date. If the listener has a different host system date, the listener may receive untimely notice. In order to avoid this problem, should be informed on a regular basis ... the default behavior is a fixed delay in the implementation and this has already been specified in Timer.