public class QuartzJob : IJob  {    public async Task Execute(IJobExecutionContext context)    {      var jobKey = context.JobDetail.Key;//获取job信息      var triggerKey = context.Trigger.Key;//获取trigger信息      LogHelper.Info($"{DateTime.Now} QuartzJob:==>>自动执行.{jobKey.Name}|{triggerKey.Name}");      await Task.CompletedTask;    }  }

public class QuartzFactory : IJobFactory  {    private readonly IServiceProvider _serviceProvider;    public QuartzFactory(IServiceProvider serviceProvider)    {      _serviceProvider = serviceProvider;    }    public IJob NewJob(TriggerFiredBundle bundle, IScheduler scheduler)    {      var jobDetail = bundle.JobDetail;      var job = (IJob)_serviceProvider.GetService(jobDetail.JobType);      return job;    }    public void ReturnJob(IJob job)    {    }  }

#region 单任务    public static void StartJob<TJob>() where TJob : IJob    {      var scheduler = new StdSchedulerFactory().GetScheduler().Result;      var job = JobBuilder.Create<TJob>()        .WithIdentity("job")        .Build();      var trigger1 = TriggerBuilder.Create()        .WithIdentity("job.trigger")        .StartNow()        .WithSimpleSchedule(x => x.WithInterval(TimeSpan.FromSeconds(5)).RepeatForever())        .ForJob(job)        .Build();      scheduler.AddJob(job, true);      scheduler.ScheduleJob(job, trigger1);      scheduler.Start();    }    #endregion    #region 多任务    public static void StartJobs<TJob>() where TJob : IJob    {      var scheduler = new StdSchedulerFactory().GetScheduler().Result;      var job = JobBuilder.Create<TJob>()        .WithIdentity("jobs")        .Build();      var trigger1 = TriggerBuilder.Create()        .WithIdentity("job.trigger1")        .StartNow()        .WithSimpleSchedule(x => x.WithInterval(TimeSpan.FromSeconds(5)).RepeatForever())        .ForJob(job)        .Build();      var trigger2 = TriggerBuilder.Create()        .WithIdentity("job.trigger2")        .StartNow()        .WithSimpleSchedule(x => x.WithInterval(TimeSpan.FromSeconds(11)).RepeatForever())        .ForJob(job)        .Build();      var dictionary = new Dictionary<IJobDetail, IReadOnlyCollection<ITrigger>>      {        {job, new HashSet<ITrigger> {trigger1, trigger2}}      };      scheduler.ScheduleJobs(dictionary, true);      scheduler.Start();    }    #endregion    #region 配置    public static void AddQuartz(this IServiceCollection services, params Type[] jobs)    {      services.AddSingleton<IJobFactory, QuartzFactory>();      services.Add(jobs.Select(jobType => new ServiceDescriptor(jobType, jobType, ServiceLifetime.Singleton)));      services.AddSingleton(provider =>      {        var schedulerFactory = new StdSchedulerFactory();        var scheduler = schedulerFactory.GetScheduler().Result;        scheduler.JobFactory = provider.GetService<IJobFactory>();        scheduler.Start();        return scheduler;      });    }    #endregion

public void ConfigureServices(IServiceCollection services){      services.AddQuartz(typeof(QuartzJob));      //........}public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory){  QuartzService.StartJobs<QuartzJob>();  //........}