using Quartz;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace IStation.Server
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{
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/// <summary>
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/// 自定义实时任务辅助类
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/// </summary>
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public class CustomRealJobHelper
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{
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private IScheduler _sched;//调度器
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/// <summary>
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/// 实例
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/// </summary>
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public Model.CustomRealJob Instance { get; private set; }
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/// <summary>
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/// 开始任务
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/// </summary>
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public async Task StartJob(Model.CustomRealJob instance)
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{
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if (_sched != null)
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return;
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this.Instance = instance ?? throw new ArgumentNullException();
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var jobName = CustomRealJobNameHelper.GetJobName(instance);
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var jobGroupName = CustomRealJobNameHelper.GetJobGroupName(instance);
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var triggerName = CustomRealJobNameHelper.GetTriggerName(instance);
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// 1.创建scheduler的引用
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var fac = new Quartz.Impl.StdSchedulerFactory();
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_sched = await fac.GetScheduler();
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//2.启动 scheduler
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await _sched.Start();
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//3.创建任务
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var job = JobBuilder.Create<CustomRealJob>()
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.WithIdentity(jobName, jobGroupName)
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.Build();
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job.JobDataMap.Put(CustomRealJob.Instance, instance);
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//4.创建Trigger
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var trigger = TriggerBuilder.Create()
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.WithIdentity(triggerName, jobGroupName)
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.WithSimpleSchedule(x => x.WithIntervalInSeconds(instance.Interval)
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.RepeatForever().WithMisfireHandlingInstructionNextWithRemainingCount())
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.Build();
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//5.加入调度管理器
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await _sched.ScheduleJob(job, trigger);
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}
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/// <summary>
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/// 取消任务
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/// </summary>
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public async Task CancelJob()
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{
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if (_sched == null)
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return;
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var jobGroupName = CustomRealJobNameHelper.GetJobGroupName(this.Instance);
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var triggerName = CustomRealJobNameHelper.GetTriggerName(this.Instance);
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var triggerKey = new TriggerKey(triggerName, jobGroupName);
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if (await _sched.CheckExists(triggerKey))
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{
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await _sched.UnscheduleJob(triggerKey);
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}
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}
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}
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}
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