public function run($args)
{
if (count($args) > 1) {
array_shift($args);
}
$valid = false;
foreach ($this->_actions as $class => $action) {
if ($action->isValidAction($args)) {
$valid |= $action->performAction($args);
break;
} else {
$valid = false;
}
}
if (!$valid) {
$this->printHelp();
}
}