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fix<页面间的链接>

master
liyansheng 2024-12-21 14:57:05 +08:00
parent dd7954c3b5
commit eb29d0c258
5 changed files with 24 additions and 12 deletions
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6
readme.md
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@ -1,4 +1,8 @@
# jsp+servlet项目模板
# jsp+servlet
## 全局过滤器的应用

2
src/main/java/example/filter/LoginFilter.java
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@ -24,7 +24,7 @@ public class LoginFilter implements Filter {
HttpServletResponse response = (HttpServletResponse) servletResponse;
HttpSession session = request.getSession(false);
String requestURI = request.getRequestURI();
if (requestURI.contains("login.jsp") || requestURI.contains("login")) {
if (requestURI.contains("login.jsp") || requestURI.contains("login") || requestURI.contains("/")) {
filterChain.doFilter(request, response);
} else {
if (session!= null && session.getAttribute("user")!= null) {

26
src/main/webapp/index.jsp
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@ -1,15 +1,21 @@
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<html>
<body>
<script src="https://www.liyansheng.top/cdn/watermark.js"></script>
<h2>电脑商城-首页</h2>
<a href="/register">注册</a>
<a href="/login">登录</a>
<a href="/computerList">电脑列表</a>
<a href="/user?action=list">用户列表</a>
<a href="/cart?action=list">我的购物车</a>
<a href="/orders?action=all">所有订单</a>
<a href="/logout">注销登录</a>
<h2>电脑商城-首页</h2>
<c:if test="${sessionScope.user!= null}">
<a href="/computerList">电脑列表</a>
<a href="/user?action=list">用户列表</a>
<a href="/cart?action=list">我的购物车</a>
<a href="/orders?action=all">所有订单</a>
<a href="/logout">注销登录</a>
</c:if>
<c:if test="${sessionScope.user == null}">
<p>请登录后查看更多内容~</p>
<br>
<a href="/register">注册</a>
<a href="/login">登录</a>
</c:if>
</body>
</html>
</html>

1
src/main/webapp/login.jsp
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@ -14,6 +14,7 @@
<label for="password">密码:</label>
<input type="password" id="password" name="password" required><br><br>
<button type="submit">登录</button>
<a href="/register">没有账号?去注册</a>
</form>
<br>
${requestScope.msg}

1
src/main/webapp/register.jsp
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@ -16,6 +16,7 @@
<label for="phone">电话:</label>
<input type="text" id="phone" name="phone" required><br><br>
<button type="submit">注册</button>
<a href="/login">已有账号，去登录</a>
</form>
<br>
${requestScope.msg}