public bool TryAddNewExceptionInfo([NotNull] TaskMetaInformation taskMeta, [NotNull] Exception exception, out List <TimeGuid> newExceptionInfoIds)
{
if (!taskMeta.IsTimeBased())
{
throw new InvalidOperationException(string.Format("TaskMeta is not time-based: {0}", taskMeta));
}
newExceptionInfoIds = null;
var newExceptionInfo = new TaskExceptionInfo(exception);
var lastExceptionInfo = TryGetLastExceptionInfo(taskMeta);
if (lastExceptionInfo != null && lastExceptionInfo.ExceptionMessageInfo == newExceptionInfo.ExceptionMessageInfo)
{
return(false);
}
var newExceptionInfoId = TimeGuid.NowGuid();
var timestamp = newExceptionInfoId.GetTimestamp().Ticks;
TimeGuid oldExceptionInfoId;
newExceptionInfoIds = taskMeta.AddExceptionInfoId(newExceptionInfoId, out oldExceptionInfoId);
var newExceptionInfoBytes = serializer.Serialize(newExceptionInfo);
timeBasedBlobStorage.Write(taskMeta.Id, newExceptionInfoId, newExceptionInfoBytes, timestamp, taskMeta.GetTtl());
if (oldExceptionInfoId != null)
{
timeBasedBlobStorage.Delete(taskMeta.Id, oldExceptionInfoId, timestamp);
}
return(true);
}
public void ExceptionInfoIdsLimit()
{
Assert.That(TaskMetaInformation.TaskExceptionIfoIdsLimit, Is.EqualTo(201));
var meta = new TaskMetaInformation("TaskName", Guid.NewGuid().ToString());
List <TimeGuid> newExceptionInfoIds;
TimeGuid newExceptionInfoId, oldExceptionInfoId;
for (ushort i = 0; i < 201; i++)
{
newExceptionInfoId = NewExceptionInfoId(i);
newExceptionInfoIds = meta.AddExceptionInfoId(newExceptionInfoId, out oldExceptionInfoId);
Assert.That(oldExceptionInfoId, Is.Null);
Assert.That(newExceptionInfoIds.Select(x => (int)x.GetClockSequence()).ToArray(), Is.EqualTo(Enumerable.Range(0, i + 1).ToArray()));
meta.TaskExceptionInfoIds = newExceptionInfoIds;
}
newExceptionInfoId = NewExceptionInfoId(999);
newExceptionInfoIds = meta.AddExceptionInfoId(newExceptionInfoId, out oldExceptionInfoId);
Assert.That(oldExceptionInfoId.GetClockSequence(), Is.EqualTo(100));
Assert.That(newExceptionInfoIds.Select(x => (int)x.GetClockSequence()).ToArray(), Is.EqualTo(Enumerable.Range(0, 100).Concat(Enumerable.Range(101, 100)).Concat(new[] { 999 }).ToArray()));
}
