internal static FileInfoBase[] GetFilesWithRetry(this DirectoryInfoBase info)
{
return(OperationManager.Attempt(() =>
{
return info.GetFiles();
}));
}
private const int DefaultDelayBeforeRetry = 250; // 250 ms
public static void Attempt(Action action, int retries = DefaultRetries, int delayBeforeRetry = DefaultDelayBeforeRetry)
{
OperationManager.Attempt <object>(() =>
{
action();
return(null);
}, retries, delayBeforeRetry);
}
public static void Attempt(Action action, Func <bool> condition = null, int retries = 3, int delayBeforeRetry = 250)
{
OperationManager.Attempt <object>(() =>
{
action();
return(null);
});
}
private static void DoSafeAction(Action action)
{
try
{
OperationManager.Attempt(action);
}
catch
{
}
}
private static void DoSafeAction(Action action, bool ignoreErrors)
{
try
{
OperationManager.Attempt(action);
}
catch
{
if (!ignoreErrors)
{
throw;
}
}
}
// we cannot use FileSystemHelpers.DeleteFileSafe.
// it does not handled IOException due to 'file in used'.
private void DeleteFileSafe()
{
// Only clean up lock on Windows Env
try
{
FileSystemHelpers.DeleteFile(_path);
OperationManager.Attempt(() =>
// throws exception if file is still present
TryRemovedLockFile()
, 10, 250);
}
catch (Exception ex)
{
TraceIfUnknown(ex);
}
}