/// <summary>
/// invoke action, when fails call errorNotify to notify users if it is not null
///
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="action"></param>
/// <param name="obj"></param>
/// <param name="exceptionHandler">错误处理，最终出现错误时会通知</param>
public void Invoke <T>(Action <T> action, T obj, Action <RetryException> exceptionHandler = null)
{
if (action == null)
{
throw new ArgumentNullException("action is null");
}
int tryCount = 0;
RetryException retryException = null;
while (true)
{
try
{
action(obj);
//一定要return,否则死循环
return;
}
catch (Exception ex)
{
tryCount++;
#region 异常处理
if (retryException == null)
{
retryException = new RetryException();
}
retryException.Enqueue(ex);
if (tryCount >= TryCount)
{
if (exceptionHandler != null)
{
exceptionHandler(retryException);
}
return;
}
#endregion
if (TryInterval != null)
{
try
{
Thread.Sleep(TryInterval.Value);
}
catch (Exception)
{
//ignore
}
}
}
}
}
/// <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="exceptionHandler">错误处理，最终出现错误时会通知</param>
/// <returns></returns>
public TResult Invoke <T, TResult>(Func <T, TResult> func, T obj, Action <RetryException> exceptionHandler = null)
{
if (func == null)
{
throw new ArgumentNullException("action is null");
}
int tryCount = 0;
RetryException retryException = null;
while (true)
{
try
{
return(func(obj));
}
catch (Exception ex)
{
tryCount++;
#region 异常处理
if (retryException == null)
{
retryException = new RetryException();
}
retryException.Enqueue(ex);
if (exceptionHandler != null && tryCount >= TryCount)
{
exceptionHandler(retryException);
}
#endregion
if (tryCount >= TryCount)
{
return(default(TResult));
}
if (TryInterval != null)
{
try
{
Thread.Sleep(TryInterval.Value);
}
catch (Exception)
{
//ignore
}
}
}
}
}