/// <summary>
/// 读取在时间范围内，没有执行过且没有正在运行任务的作业。然后转换为任务并且入库
/// </summary>
/// <param name="batchCount"></param>
/// <param name="timeOffset"></param>
/// <param name="action"></param>
/// <returns></returns>
public SysTaskCollection FetchNotDispatchedJobsAndConvertToTask(int batchCount, TimeSpan timeOffset, Action <JobBase, SysTask> action)
{
SysTaskCollection result = new SysTaskCollection();
FetchNotDispatchedJobs(batchCount, timeOffset, job =>
{
JobSchedule matchedSchedule = null;
if (job.CanStart(timeOffset, out matchedSchedule))
{
SysTask task = job.ToSysTask();
task.FillData(BuildTaskExtraData(job, timeOffset, matchedSchedule));
job.SetCurrentJobBeginStatus();
SysTaskAdapter.Instance.Update(task);
if (action != null)
{
action(job, task);
}
result.Add(task);
}
});
return(result);
}
/// <summary>
/// 是否可以执行
/// </summary>
/// <param name="timeOffset"></param>
/// <param name="matchedSchedule">返回匹配的计划对象</param>
/// <returns></returns>
public virtual bool CanStart(TimeSpan timeOffset, out JobSchedule matchedSchedule)
{
bool result = false;
DateTime lastExeTime = LastStartExecuteTime ?? default(DateTime);
DateTime now = DateTime.Now;
matchedSchedule = null;
foreach (JobSchedule schedule in Schedules)
{
result = schedule.Enabled && schedule.IsNextExecuteTime(lastExeTime, now, timeOffset);
if (result)
{
matchedSchedule = schedule;
break;
}
}
return(result);
}
private static Dictionary <string, string> BuildTaskExtraData(JobBase job, TimeSpan timeOffset, JobSchedule matchedSchedule)
{
Dictionary <string, string> extraData = new Dictionary <string, string>();
if (job.LastStartExecuteTime != null)
{
extraData.Add("LastStartExecuteTime", job.LastStartExecuteTime.Value.ToString("yyyy-MM-dd HH:mm:ss.fff"));
}
if (matchedSchedule != null)
{
extraData.Add("ScheduleID", matchedSchedule.ID);
}
extraData.Add("TimeOffset", timeOffset.TotalSeconds.ToString("#,##0.00"));
return(extraData);
}
/// <summary>
/// 是否可以执行
/// </summary>
/// <param name="timeOffset"></param>
/// <returns></returns>
public virtual bool CanStart(TimeSpan timeOffset)
{
JobSchedule matchedSchedule = null;
return(CanStart(timeOffset, out matchedSchedule));
}