java;">public static void main(String[] args) {	String agent=request.getHeader("User-Agent").toLowerCase();	System.out.println(agent);	System.out.println("瀏覽器版本："+getBrowserName(agent));}public String getBrowserName(String agent) {	if(agent.indexOf("msie 7")>0){		return "ie7";	} else if(agent.indexOf("msie 8")>0){		return "ie8";	} else if(agent.indexOf("msie 9")>0){		return "ie9";	} else if(agent.indexOf("msie 10")>0){		return "ie10";	} else if(agent.indexOf("msie")>0){		return "ie";	} else if(agent.indexOf("opera")>0){		return "opera";	} else if(agent.indexOf("opera")>0){		return "opera";	} else if(agent.indexOf("firefox")>0){		return "firefox";	} else if(agent.indexOf("webkit")>0){		return "webkit";	} else if(agent.indexOf("gecko")>0 && agent.indexOf("rv:11")>0){		return "ie11";	} else{		return "Others";	}}

public 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 蘋果桌面系統		if (!ua.contains("Windows NT") && !ua.contains("Macintosh")) {			for (String item : agent) {				if (ua.contains(item)) {					flag = true;					break;				}			}		}	}	return flag;}