CronTrigger trigger = new CronTriggerBean();
trigger.setCronExpression(cronExpression);
trigger.setName("定时触发器,时间为:" + hour + ":" + minute);
Scheduler sched = sf.getScheduler();
sched.deleteJob(backupTask.getName(), "DEFAULT");
sched.scheduleJob(backupTask, trigger);
sched.start();
String tip = "删除上一次的任务,任务名为:" + backupTask.getName() + ",全名为: " + backupTask.getFullName();
LOG.info(tip);
String taskState = "定时备份数据任务执行频率为每天,时间(24小时制)" + hour + ":" + minute;