internal Task(TaskCollection collection)
{
if (collection == null)
{
throw new ArgumentNullException("collection");
}
_collection = collection;
CreationTime = DateTime.Now;
ActivityTime = SegmentedTimeSpan.Empty;
_subtasks = new HashSet <int> ();
_dependencyIds = new HashSet <int> ();
_cats = new HashSet <int> ();
_id = Collection.GetUnusedId();
}
Task(int MasterId,
SegmentedTimeSpan ActivityTime,
int Id,
int [] Subtasks,
int [] Categories,
int [] Dependents)
{
_id = Id;
Dependents = Dependents ?? new int[] { };
Subtasks = Subtasks ?? new int[] { };
Categories = Categories ?? new int[] { };
masterId = MasterId;
this.ActivityTime = ActivityTime ?? SegmentedTimeSpan.Empty;
_cats = new HashSet <int> (Categories);
_subtasks = new HashSet <int> (Subtasks);
_dependencyIds = new HashSet <int> (Dependents);
}
internal Task(TaskCollection collection, Task masterTask)
{
if (masterTask == null)
{
throw new ArgumentNullException("masterTask");
}
if (collection == null)
{
throw new ArgumentNullException("collection");
}
if (!collection.Contains(masterTask))
{
throw new InvalidOperationException("Master task is not in the collection");
}
_id = collection.GetUnusedId();
CreationTime = DateTime.Now;
masterId = masterTask.Id;
masterTask._subtasks.Add(Id);
ActivityTime = SegmentedTimeSpan.Empty;
_cats = new HashSet <int> ();
_subtasks = new HashSet <int> ();
_dependencyIds = new HashSet <int> ();
}
static SegmentedTimeSpan()
{
Empty = new SegmentedTimeSpan();
}