public class IndexJob:IJob//此处必须实现 IJob接口

    {

        /// <summary>

        /// 具体的任务

        /// </summary>

        /// <param name="context"></param>

        IBLL.IkeyWordsRankService KeyWordService = new BLL.keyWordsRankService();

        public void Execute(JobExecutionContext context)

        {

            KeyWordService.DeleteAll();

            KeyWordService.InsertKeyWordRank();

        }

    }

 static void Main(string[] args)

         {

             IScheduler iScheduler=new StdSchedulerFactory().GetScheduler();

             //每隔一段时间执行任务

             IScheduler sched;

             ISchedulerFactory sf = new StdSchedulerFactory();

             sched = sf.GetScheduler();

             JobDetail job = new JobDetail("job1", "group1", typeof(IndexJob));//IndexJob为实现了IJob接口的类

             DateTime ts = TriggerUtils.GetNextGivenSecondDate(null, );//5秒后开始第一次运行

             TimeSpan interval = TimeSpan.FromSeconds();//每隔1小时执行一次

             Trigger trigger = new SimpleTrigger("trigger1", "group1", "job1", "group1", ts, null,

                                                     SimpleTrigger.RepeatIndefinitely, interval);//每若干小时运行一次，小时间隔由appsettings中的IndexIntervalHour参数指定

             sched.AddJob(job, true);

             sched.ScheduleJob(trigger);

             sched.Start();

             Console.ReadKey();

             //要关闭任务定时则需要sched.Shutdown(true)

         }