public SynchronizationJob Create(SyncInfo info, CancellationToken cancellationToken)
{
try
{
return(_inner.Create(info, cancellationToken));
}
catch (Exception exception)
{
_logger.LogError(exception, "Failed to create job \"{JobName}\".", info?.Name);
throw;
}
}
public SynchronizationJob Create(SyncInfo info, CancellationToken cancellationToken)
{
try
{
return(_inner.Create(info, cancellationToken));
}
#pragma warning disable CA1031 // Do not catch general exception types -- required for robustness
catch
#pragma warning restore CA1031 // Do not catch general exception types
{
var cancel = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken);
try
{
return(new SynchronizationJob(Task.Delay(DelayBetweenErrors, cancellationToken), cancel));
}
catch
{
cancel.Dispose();
throw;
}
}
}
public async Task Synchronize(CancellationToken cancellationToken)
{
HashSet <SyncInfo> infos;
try
{
var task = Task.Delay(997, cancellationToken);
infos = _infos.ToHashSet();
await task;
}
catch (OperationCanceledException)
{
infos = new HashSet <SyncInfo>();
}
foreach (var(info, job) in _jobs)
{
if (job.Value.IsCompleted)
{
await CompleteJob(info, cancel : false);
}
else if (!infos.Contains(info))
{
await CompleteJob(info, cancel : true);
}
}
cancellationToken.ThrowIfCancellationRequested();
foreach (var info in infos)
{
_jobs.GetOrAdd(info, TaskFactory);
}
Lazy <SynchronizationJob> TaskFactory(SyncInfo info)
=> new Lazy <SynchronizationJob>(() => _jobFactory.Create(info, cancellationToken));
}
