if (is_null(self::$consoleInstance)) {
$contentType = FrameworkConfiguration::getInstance()->getConfigEntry('web_content_type');
self::$consoleInstance = ConsoleOutput::createConsoleOutput($contentType);
if (is_null(self::$consoleInstance)) {
$contentType = FrameworkConfiguration::getInstance()->getConfigEntry('web_content_type');
self::$consoleInstance = ConsoleOutput::createConsoleOutput($contentType);