Java Tomcat二级域名Session共享

package com.airmcl.uc.test.member.controller;

import java.util.Enumeration;
import java.util.Map;

import javax.servlet.http.Cookie;
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.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

@Controller
public class TestMemberController {
	
	private Log log = LogFactory.getLog（TestMemberController.class）;
	
	@ResponseBody
	@RequestMapping（“/session/list“）
	public object testListMemberSession（HttpServletRequest requestHttpServletResponse responseMapject>model）
	{
	    HttpSession session=request.getSession（）;
	    if（session.isNew（））
	    {
	    	//这里要和前端的SESSION ID 的KEY和Value保持一致
		    Cookie cookie = new Cookie（“JSESSIONID“session.getId（））;
		    //Domain设置成一级域名
		    cookie.setDomain（“.aa.com“）;
		    //cookie的路径设置成根路径