/// <summary>
/// invoke action, when fails call errorNotify to notify users if it is not null
/// </summary>
/// <param name="action"></param>
/// <param name="errorNotify"></param>
public void Invoke(Action action, Action <NotifyEventArgs> errorNotify = null)
{
if (action == null)
{
throw new ArgumentNullException("action is null");
}
int tryCount = 0;
NotifyEventArgs eventArgs = null;
while (true)
{
try
{
action();
return;
}
catch (Exception ex)
{
tryCount++;
#region error notify
if (eventArgs == null)
{
eventArgs = new NotifyEventArgs();
}
eventArgs.Enqueue(ex);
if (errorNotify != null && tryCount >= TryCount)
{
try { errorNotify(eventArgs); }
catch { }
}
#endregion
if (tryCount >= TryCount)
{
throw new RetryTimeOutException(eventArgs);
}
Thread.Sleep(TryInterval);
}
}
}
/// <summary>
/// invoke func, when fails call errorNotify to notify users if it is not null
/// </summary>
/// <typeparam name="T"></typeparam>
/// <typeparam name="TResult"></typeparam>
/// <param name="func"></param>
/// <param name="obj"></param>
/// <param name="errorNotify"></param>
/// <returns></returns>
public TResult Invoke <T, TResult>(Func <T, TResult> func, T obj, Action <NotifyEventArgs> errorNotify = null)
{
if (func == null)
{
throw new ArgumentNullException("action is null");
}
int tryCount = 0;
NotifyEventArgs eventArgs = null;
while (true)
{
try
{
return(func(obj));
}
catch (Exception ex)
{
tryCount++;
#region error notify
if (eventArgs == null)
{
eventArgs = new NotifyEventArgs();
}
eventArgs.Enqueue(ex);
if (errorNotify != null && tryCount >= TryCount)
{
try { errorNotify(eventArgs); }
catch { }
}
#endregion
if (tryCount >= TryCount)
{
throw new RetryTimeOutException(eventArgs);
}
Thread.Sleep(TryInterval);
}
}
}
public RetryTimeOutException(NotifyEventArgs args)
{
NotifyEventArgs = args;
}
