jsp登录显示

1.登录成功设置session

request.getSession().setAttribute("user", user);

2.前台test

　　　　　　　　<div class="col-md-3" style="padding-top:20px">
                    <ol class="list-inline">
                    <c:if test="${empty user }">
                        <li><a href="${pageContext.request.contextPath }/user?method=loginUI">登录</a></li>
                        <li><a href="${pageContext.request.contextPath }/user?method=registUI">注册</a></li>
                    </c:if>
                    <c:if test="${not empty user }">
                        ${user.name }:你好
                        <li><a href="${pageContext.request.contextPath }/order?method=findAllByPage&currPage=1">我的订单</a></li>
                        <li><a href="${pageContext.request.contextPath }/user?method=logOut">退出</a></li>

                    </c:if>
                        <li><a href="${pageContext.request.contextPath }/jsp/cart.jsp">购物车</a></li>

                    </ol>
                </div>