/// <summary>
/// Schedule the activity given by name and version. Activity should be already registered with Amazon SWF.
/// </summary>
/// <param name="name">Name of the activity.</param>
/// <param name="version">Version of the activity.</param>
/// <param name="positionalName">A user defined name to differentiate same activity at multiple positions in workflow.</param>
/// <returns></returns>
protected IFluentActivityItem ScheduleActivity(string name, string version, string positionalName = "")
{
Ensure.NotNullAndEmpty(name, "name");
Ensure.NotNullAndEmpty(version, "version");
var activityItem = new ActivityItem(Identity.New(name, version, positionalName), this);
if (!_allWorkflowItems.Add(activityItem))
{
throw new DuplicateItemException(string.Format(Resources.Duplicate_activity, name, version, positionalName));
}
return(activityItem);
}
public WorkflowItemEvent LastActivityEventFor(ActivityItem activityItem)
{
WorkflowItemEvent result = null;
if (_cachedActivityEvents.TryGetValue(activityItem, out result))
{
return(result);
}
result = AllActivityEventsFor(activityItem).FirstOrDefault();
_cachedActivityEvents.Add(activityItem, result);
return(result);
}
public IEnumerable <WorkflowItemEvent> AllActivityEventsFor(ActivityItem activityItem)
{
var allEvents = new List <WorkflowItemEvent>();
foreach (var historyEvent in _allHistoryEvents)
{
var workflowItemEvent = historyEvent.CreateActivityEventFor(_allHistoryEvents);
if (workflowItemEvent == null)
{
continue;
}
if (workflowItemEvent.IsFor(activityItem) && !workflowItemEvent.InChainOf(allEvents))
{
allEvents.Add(workflowItemEvent);
yield return(workflowItemEvent);
}
}
}
public IEnumerable <WorkflowItemEvent> AllActivityEvents(ActivityItem activityItem)
{
var allEvents = new List <WorkflowItemEvent>();
foreach (var historyEvent in AllEventsInDescOrderOfEventId)
{
var workflowItemEvent = historyEvent.ActivityEvent(_workflowTask.AllEvents);
if (workflowItemEvent == null)
{
continue;
}
if (workflowItemEvent.IsFor(activityItem) && !workflowItemEvent.InChainOf(allEvents))
{
allEvents.Add(workflowItemEvent);
yield return(workflowItemEvent);
}
}
}
public WorkflowItemEvent LastActivityEvent(ActivityItem activityItem)
{
return(AllActivityEvents(activityItem).FirstOrDefault(e => !LastEventFilters.Activity.Contains(e)));
}
