/// <summary>
/// 停止一个任务
/// </summary>
/// <param name="taskId"></param>
/// <param name="callBack"></param>
/// <returns></returns>
public static bool Stop(Guid taskId)
{
try
{
JobKey jk = new JobKey(taskId.ToString().ToLower());
var job = _scheduler.GetJobDetail(jk);
if (job != null)
{
var instance = job.JobDataMap["instance"] as TaskBase;
//释放资源
if (instance != null)
{
instance.Dispose();
}
//卸载应用程序域
var domain = job.JobDataMap["domain"] as AppDomain;
AssemblyHelper.UnLoadAppDomain(domain);
//删除quartz有关设置
var trigger = new TriggerKey(taskId.ToString());
_scheduler.PauseTrigger(trigger);
_scheduler.UnscheduleJob(trigger);
_scheduler.DeleteJob(jk);
_scheduler.ListenerManager.RemoveJobListener(taskId.ToString());
}
LogHelper.Info($"任务已经停止运行！", taskId);
return(true);
}
catch (Exception exp)
{
LogHelper.Error($"任务停止失败！", exp, taskId);
return(false);
}
}
/// <summary>
/// 启动一个任务，带重试机制
/// </summary>
/// <param name="task"></param>
/// <param name="callBack"></param>
/// <returns></returns>
public static bool StartWithRetry(Task task)
{
AppDomain ad = null;
try
{
//这里用AppDomain解决程序集引用依赖的问题
ad = AssemblyHelper.LoadAppDomain(task.AssemblyName);
for (int i = 0; i < 3; i++)
{
try
{
Start(task, ad);
return(true);
}
catch (SchedulerException sexp)
{
LogHelper.Error($"任务启动失败！开始第{i + 1}次重试...", sexp, task.Id);
}
}
//最后一次尝试
Start(task, ad);
return(true);
}
catch (SchedulerException sexp)
{
AssemblyHelper.UnLoadAppDomain(ad);
LogHelper.Error($"任务所有重试都失败了，已放弃启动！", sexp, task.Id);
return(false);
}
catch (Exception exp)
{
AssemblyHelper.UnLoadAppDomain(ad);
LogHelper.Error($"任务启动失败！", exp, task.Id);
return(false);
}
}
