springmvc-@CookieValue映射一个cookie值

路径：home/testCookieValue

/**
 * CookieValue映射一个cookie值
 * 路径：home/testCookieValue
 * 
 * @param sessionId
 * @return
 */
@RequestMapping("/testCookieValue")	 
public String testCookieValue(@CookieValue("JSESSIONID") String sessionId){	
	System.out.println("sessionId=" + sessionId);
	return "home_index";
}

控制台输出：sessionId=5F4930B5AE3AE2F331B1F4A7806F630D