Invoke code with a retry

gistfile1.txt

private T ActionWithRetry<T>(Func<T> fn) {
            int retryCount = 0;
            bool success = false;

            while (retryCount < 4 && !success) {
                try {
                   return fn();
                }
                catch (Exception e) {
                    retryCount++;
                }
            }

            return default(T);
        }