protected virtual static void OnJobsFlushed(JobsFlushedEventArgs args)
{
if (LongRunningJobBase.JobsFlushed != null)
{
LongRunningJobBase.JobsFlushed(null, args);
}
}
private static LongRunningJobBase[] RaiseJobsFlushing(LongRunningJobBase[] allJobs, DateTime expirationTimeStamp)
{
JobsFlushingEventArgs args = new JobsFlushingEventArgs(allJobs, expirationTimeStamp);
LongRunningJobBase.OnJobsFlushing(args);
return(args.ExpiredJobs);
}
public static void FlushJobs()
{
lock (LongRunningJobBase._jobs)
{
LongRunningJobBase._FlushJobs();
}
}
protected virtual static void OnJobsFlushing(JobsFlushingEventArgs args)
{
args.ExpiredJobs = LongRunningJobBase._jobs.Where(j => j.IsCompleted && j.ExpiresAt < args.ExpirationTimeStamp).ToArray();
if (LongRunningJobBase.JobsFlushing != null)
{
LongRunningJobBase.JobsFlushing(null, args);
}
}
protected LongRunningJobBase(Task task)
{
this.ID = Guid.NewGuid();
this._nestedTask = task;
this._bgTask = new Task(this._Worker);
lock (LongRunningJobBase._jobs)
{
LongRunningJobBase._FlushJobs();
LongRunningJobBase._jobs.Add(this);
}
}
private static void _FlushJobs()
{
DateTime now = DateTime.Now;
LongRunningJobBase[] expired = LongRunningJobBase.RaiseJobsFlushing(LongRunningJobBase._jobs.ToArray(), now);
foreach (LongRunningJobBase job in expired)
{
LongRunningJobBase._jobs.Remove(job);
}
LongRunningJobBase.RaiseJobsFlushed(expired, LongRunningJobBase._jobs.ToArray());
}
public static TLongRunningJobType GetJob <TLongRunningJobType, TTaskType>(Guid id)
where TLongRunningJobType : LongRunningJobBase <TLongRunningJobType, TTaskType>
where TTaskType : Task
{
TLongRunningJobType result;
lock (LongRunningJobBase._jobs)
{
LongRunningJobBase._FlushJobs();
result = LongRunningJobBase._jobs.OfType <TLongRunningJobType>().FirstOrDefault(j => j.ID.Equals(id));
}
return(result);
}
protected virtual void OnJobCompleted(JobEventArgs <Task> args)
{
try
{
this.Error = args.Task.Exception;
}
catch { }
finally
{
LongRunningJobBase._FlushJobs();
args.Job.ExpiresAt = DateTime.Now.Add((LongRunningJobBase.MaxJobAge > TimeSpan.Zero) ? LongRunningJobBase.MaxJobAge : LongRunningJobBase.DefaultMaxJobAge);
args.Job.IsCompleted = true;
if (this.JobCompleted != null)
{
this.JobCompleted(this, args);
}
}
}
public JobWaitFinishedEventArgs(LongRunningJobBase job, TTask task, int millisecondsTimeout, bool executionCompleted)
: base(job, task, millisecondsTimeout)
{
this.ExecutionCompleted = executionCompleted;
}
public JobWaitingEventArgs(LongRunningJobBase job, TTask task, int millisecondsTimeout)
: base(job, task)
{
this.MillisecondsTimeout = millisecondsTimeout;
}
private static void RaiseJobsFlushed(LongRunningJobBase[] expiredJobs, LongRunningJobBase[] currentJobs)
{
LongRunningJobBase.OnJobsFlushed(new JobsFlushedEventArgs(expiredJobs, currentJobs));
}
public JobEventArgs(LongRunningJobBase job, TTask task)
{
this.Job = job;
this.Task = task;
}
