private <T> T executionHandler(Callable<T> action) {
int connectionAttempts = MAX_CONNECTION_ATTEMPTS;
while (connectionAttempts > 0) {
try {
checkConnection();
return action.call();
} catch (FTPConnectionClosedException e) {
LOGGER.debug("Exception", e);
if (reconnect) {
LOGGER.warn("Server closed connection. Reconnecting.");
connectionAttempts--;
connect();
}
} catch (Exception e) {
LOGGER.debug("Exception", e);
throw new VirtualFileException(e);
}
}
return null;
}
