HttpSession session = request.getSession();
// 獲取session中所有的鍵值
Enumeration<?> enumeration = session.getAttributeNames();
// 遍歷enumeration
while (enumeration.hasMoreElements()) {
// 獲取session鍵值
String name = enumeration.nextElement().toString();
// 根據鍵值取session中的值
Object value = session.getAttribute(name);
// 打印結果
logger.info("this is :" + session.toString() + "--> ");
logger.info(name + " : " + value);
}