优雅停机ShutdownHandler中绑死了logback日志

[wenjingliang]

private void exit() {
	LoggerContext loggerContext = (LoggerContext) LoggerFactory.getILoggerFactory();
	loggerContext.stop();

	try {
		Thread.sleep(3000);
	} catch (InterruptedException e) {
		e.printStackTrace(); // NOSONAR
		Thread.currentThread().interrupt();
	}

	System.exit(-1);
}