protected void Init(DesultoryBlock finishedItem, DesultoryBlock errorItem)
{
if (null != finishedItem)
{
_finishedItem = finishedItem;
_finishedItem.Desultory = this;
_finishedItem.Deep = 1;
}
if (null != errorItem)
{
_errorItem = errorItem;
_errorItem.Desultory = this;
_errorItem.Deep = 1;
}
if (null == _finishedItem)
{
_finishedItem = new DesultoryBlock((arg) =>
{
var argDTI = arg as DesultoryBlock;
DesultoryTaskManager.Instance.Remove(argDTI.Desultory.ID);
}, this.CTSource.Token);
}
else
{
_finishedItem.Task.ContinueWith((argTask, arg) =>
{
var dtask = arg as DesultoryTask;
DesultoryTaskManager.Instance.Remove(dtask.ID);
}, this, this.CTSource.Token);
}
}
/// <summary>
/// Dispatch this task (run it).
///
/// U should call this method after a series of creations.
/// This methid also initializes finished-item and error-item.
/// </summary>
/// <param name="finishedAction"></param>
/// <param name="errorAction"></param>
/// <param name="finishedState"></param>
/// <param name="errorState"></param>
public void Dispatch(Action <object> finishedAction = null, Action <object> errorAction = null, object finishedState = null, object errorState = null)
{
try
{
DesultoryBlock finishedItem = null;
DesultoryBlock errorItem = null;
if (null != finishedAction)
{
finishedItem = new DesultoryBlock(finishedAction, this.CTSource.Token)
{
Desultory = this,
State = finishedState
};
}
if (null != errorAction)
{
errorItem = new DesultoryBlock(errorAction, this.CTSource.Token)
{
Desultory = this,
State = errorState
};
}
Init(finishedItem, errorItem);
DesultoryTaskManager.Instance.Add(this.ID, this);
}
catch
{
throw;
}
}
/// <summary>
/// Create a DesultoryBlock and add it to this task.
/// </summary>
/// <param name="action"></param>
/// <param name="state"></param>
/// <param name="nextCondition"></param>
/// <returns></returns>
public DesultoryTask WithBlock(Action <object> action, object state = null,
Func <DesultoryStatementBase, object, DesultoryTaskNextFunction> nextCondition = null)
{
var block = new DesultoryBlock(action, this.CTSource.Token)
{
Desultory = this,
Deep = 1,
State = state,
NextCondition = nextCondition
};
_items.Add(block);
return(this);
}
public void Create(IEnumerable <DesultoryStatementBase> items, DesultoryBlock finishedItem = null, DesultoryBlock errorItem = null)
{
try
{
foreach (var item in items)
{
item.Desultory = this;
item.Deep = 1;
_items.Add(item);
}
Init(finishedItem, errorItem);
}
catch
{
throw;
}
}