java服务端判断请求的系统

package com.zhibo.controller;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import javax.servlet.http.HttpSession;import org.apache.commons.logging.Log;import org.apache.commons.logging.LogFactory;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Controller;import org.springframework.ui.ModelMap;import org.springframework.web.bind.annotation.RequestMapping;import eu.bitwalker.useragentutils.OperatingSystem;import eu.bitwalker.useragentutils.UserAgent;@Controller@RequestMapping("/live")public class LiveController {private static final Log logger = LogFactory.getLog(LiveController.class);/** * pc端首页 */@RequestMapping(value = "/index", produces = "text/html;charset=UTF-8")public String index(HttpServletRequest request, ModelMap modelMap) {String returnJsp = "";try {UserAgent userAgent = UserAgent.parseUserAgentString(request.getHeader("User-Agent"));OperatingSystem os = userAgent.getOperatingSystem();String osType = os.getName();logger.info("osType====>" + osType);if (osType.contains("Android") || osType.contains("iPhone") || osType.contains("iPad")) {// 移动端returnJsp = "live/wap";}if (osType.contains("Windows")) {// PC端returnJsp = "live/index";}} catch (Exception e) {e.printStackTrace();}return returnJsp;}