/// <summary>
/// Tries to start next remove task.
/// </summary>
/// <param name="quotesManager">The QuotesManager instance</param>
/// <param name="removeTasks">Collection of remove tasks</param>
/// <param name="removeQuoteListener">Listener of remove quotes task</param>
private static void StartNextRemoveTask(QuotesManager quotesManager, Queue <RemoveQuotesTask> removeTasks, RemoveQuotesListener removeQuoteListener)
{
RemoveQuotesTask removeTask = removeTasks.Dequeue();
quotesManager.executeTask(removeTask);
removeQuoteListener.WaitEvents();
}
public void update(RemoveQuotesTask task, QuotesManagerError error)
{
if (error != null && OnErrorEvent != null)
{
OnErrorEvent(String.Format("{0}({1}) : {2}", error.Code, error.SubCode, error.Message));
}
}
/// <summary>
/// Listener: when the remove task status is changed.
/// </summary>
/// <param name="task"></param>
/// <param name="error"></param>
public void update(RemoveQuotesTask task, QuotesManagerError error)
{
if (error != null)
{
string errorMessage = String.Format("{0}({1}) : {2}", error.Code, error.SubCode, error.Message);
Console.WriteLine("Error occurred : {0}", errorMessage);
}
}
public void onTaskCompleted(RemoveQuotesTask task)
{
mRemoved++;
mRunning = mRemoved < mToRemove;
if (!mRunning && OnQuotesRemovedEvent != null)
{
OnQuotesRemovedEvent();
}
}
/// <summary>
/// Removes the data from cache.
/// </summary>
/// <param name="quotesManager">The QuotesManager instance</param>
/// <param name="list">Collection of quotes manager storage data.</param>
public static void RemoveData(QuotesManager quotesManager, IEnumerable <IQMData> list)
{
Queue <RemoveQuotesTask> removeTasks = new Queue <RemoveQuotesTask>();
RemoveQuotesListener removeQuotesListener = new RemoveQuotesListener();
foreach (IQMData data in list)
{
RemoveQuotesTask task = quotesManager.createRemoveQuotesTask(data.Instrument,
data.Timeframe, removeQuotesListener);
task.addYear(data.Year);
removeTasks.Enqueue(task);
}
while (removeTasks.Count > 0)
{
StartNextRemoveTask(quotesManager, removeTasks, removeQuotesListener);
}
}
/// <summary>
/// Removes the data from cache.
/// </summary>
/// <param name="list"></param>
public void RemoveData(IEnumerable <IQMData> list)
{
List <Task> tasks = new List <Task>();
foreach (IQMData data in list)
{
RemoveQuotesTask task = mMgr.createRemoveQuotesTask(data.Instrument, data.Timeframe, this);
task.addYear(data.Year);
tasks.Add(task);
}
if (tasks.Count > 0)
{
mRunning = true;
mRemoved = 0;
mToRemove = tasks.Count;
foreach (Task task in tasks)
{
mMgr.executeTask(task);
}
}
}
/// <summary>
/// Listener: when the remove task is completed.
/// </summary>
/// <param name="task"></param>
public void onTaskCompleted(RemoveQuotesTask task)
{
Console.WriteLine("Quotes removed.");
mEvent.Set();
}
/// <summary>
/// Listener: when the remove task is cancelled.
/// </summary>
/// <param name="task"></param>
public void onTaskCanceled(RemoveQuotesTask task)
{
Console.WriteLine("Remove task was cancelled.");
mEvent.Set();
}
