java判断User-Agent 是不是来自于手机

java判断User-Agent 是不是来自于手机

    
    private final static String[] agent = { "Android", "iPhone", "iPod", "iPad", "Windows Phone", "MQQBrowser" };
	
	
    public static boolean checkAgentIsMobile(String ua)
    {
        boolean flag = false;
        if (!ua.contains("Windows NT") || (ua.contains("Windows NT") && ua.contains("compatible; MSIE 9.0;")))
        {
            // 排除 苹果桌面系统
            if (!ua.contains("Windows NT") && !ua.contains("Macintosh"))
            {
                for (String item : agent)
                {
                    if (ua.contains(item))
                    {
                        flag = true;
                        break;
                    }
                }
            }
        }
        return flag;
    }