HTTP Status 500 - java.lang.NullPointerException
type Exception report
message java.lang.NullPointerException
description The server encountered an internal error that prevented it from fulfilling this request.
exception
org.apache.jasper.JasperException: java.lang.NullPointerException
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:555)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:476)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340)
javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
root cause
java.lang.NullPointerException
org.apache.jsp.basic_005ftable1_jsp._jspService(basic_005ftable1_jsp.java:108)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:438)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340)
javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
note The full stack trace of the root cause is available in the Apache Tomcat/8.0.26 logs.
Apache Tomcat/8.0.26
源代码如下：
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"
%>
<%@ page import="cn.com.caigang.model.PageBean" %>
<%@ page import="cn.com.caigang.model.*" %>
<%@ page import="java.util.*" %>
<%@ taglib uri="/struts-tags" prefix="s" %>
<%
PageBean
%>
<!DOCTYPE html>
<section id="container">
<header class="header black-bg">
<div class="sidebar-toggle-box">
<div class="fa fa-bars tooltips" data-placement="right"
data-original-title="Toggle Navigation"></div>
</div>
<a href="index.html" class="logo"><b>DASHGUM FREE</b></a>
<div class="nav notify-row" id="top_menu">
<ul class="nav top-menu">
<li class="dropdown"><a data-toggle="dropdown"
class="dropdown-toggle" href="index.html#"> <i
class="fa fa-tasks"></i> <span class="badge bg-theme">4</span>
</a>
<ul class="dropdown-menu extended tasks-bar">
<div class="notify-arrow notify-arrow-green"></div>
<li>
<p class="green">You have 4 pending tasks</p>
</li>
<li><a href="index.html#">
<div class="task-info">
<div class="desc">DashGum Admin Panel</div>
<div class="percent">40%</div>
</div>
<div class="progress progress-striped">
<div class="progress-bar progress-bar-success"
role="progressbar" aria-valuenow="40" aria-valuemin="0"
aria-valuemax="100" style="width: 40%">
<span class="sr-only">40% Complete (success)</span>
</div>
</div>
</a></li>
<li><a href="index.html#">
<div class="task-info">
<div class="desc">Database Update</div>
<div class="percent">60%</div>
</div>
<div class="progress progress-striped">
<div class="progress-bar progress-bar-warning"
role="progressbar" aria-valuenow="60" aria-valuemin="0"
aria-valuemax="100" style="width: 60%">
<span class="sr-only">60% Complete (warning)</span>
</div>
</div>
</a></li>
<li><a href="index.html#">
<div class="task-info">
<div class="desc">Product Development</div>
<div class="percent">80%</div>
</div>
<div class="progress progress-striped">
<div class="progress-bar progress-bar-info" role="progressbar"
aria-valuenow="80" aria-valuemin="0" aria-valuemax="100"
style="width: 80%">
<span class="sr-only">80% Complete</span>
</div>
</div>
</a></li>
<li><a href="index.html#">
<div class="task-info">
<div class="desc">Payments Sent</div>
<div class="percent">70%</div>
</div>
<div class="progress progress-striped">
<div class="progress-bar progress-bar-danger"
role="progressbar" aria-valuenow="70" aria-valuemin="0"
aria-valuemax="100" style="width: 70%">
<span class="sr-only">70% Complete (Important)</span>
</div>
</div>
</a></li>
<li class="external"><a href="#">查看所有哟任务</a></li>
</ul></li>
<!-- settings end -->
<!-- inbox dropdown start-->
<li id="header_inbox_bar" class="dropdown"><a
data-toggle="dropdown" class="dropdown-toggle" href="index.html#">
<i class="fa fa-envelope-o"></i> <span class="badge bg-theme">5</span>
</a>
<ul class="dropdown-menu extended inbox">
<div class="notify-arrow notify-arrow-green"></div>
<li>
<p class="green">你有5条消息未读</p>
</li>
<li><a href="index.html#"> <span class="photo"><img
alt="avatar" src="assets/img/ui-zac.jpg"></span> <span
class="subject"> <span class="from">Zac Snider</span> <span
class="time">Just now</span>
</span> <span class="message"> hi!丘丘你好！ </span>
</a></li>
<li><a href="index.html#"> <span class="photo"><img
alt="avatar" src="assets/img/ui-divya.jpg"></span> <span
class="subject"> <span class="from">Divya Manian</span>
<span class="time">40 mins.</span>
</span> <span class="message"> Hi, I need your help with this. </span>
</a></li>
<li><a href="index.html#"> <span class="photo"><img
alt="avatar" src="assets/img/ui-danro.jpg"></span> <span
class="subject"> <span class="from">Dan Rogers</span> <span
class="time">2 hrs.</span>
</span> <span class="message"> Love your new Dashboard. </span>
</a></li>
<li><a href="index.html#"> <span class="photo"><img
alt="avatar" src="assets/img/ui-sherman.jpg"></span> <span
class="subject"> <span class="from">Dj Sherman</span> <span
class="time">4 hrs.</span>
</span> <span class="message"> Please, answer asap. </span>
</a></li>
<li><a href="index.html#">See all messages</a></li>
</ul></li>
<!-- inbox dropdown end -->
</ul>
<!-- notification end -->
</div>
<div class="top-menu">
<ul class="nav pull-right top-menu">
<li><a class="logout" href="login.jsp">退出系统</a></li>
</ul>
</div>
</header>
<!--header end-->
<!-- **********************************************************************************************************************************************************
MAIN SIDEBAR MENU
*********************************************************************************************************************************************************** -->
<!--sidebar start-->
<aside>
<div id="sidebar" class="nav-collapse ">
<!-- sidebar menu start-->
<ul class="sidebar-menu" id="nav-accordion">
<p class="centered">
<a href="profile.html"><img src="assets/img/ui-sam.jpg"
class="img-circle" width="60"></a>
</p>
<h5 class="centered">时尚衣都</h5>
<li class="mt"><a href="index.jsp"> <i
ss="fa fa-dashboard"></i> <span>首页</span>
</a></li>
<li class="sub-menu"><a href="javascript:;"> <i
class="fa fa-desktop"></i> <span>潮品上市</span>
</a>
<ul class="sub">
<li><a href="general.html">潮品一览</a></li>
<li><a href="buttons.html">新款设计</a></li>
<li><a href="panels.html">热门推荐</a></li>
<li><a href="panels.html">消息推送</a></li>
</ul></li>
<li class="sub-menu"><a href="javascript:;"> <i
class="fa fa-cogs"></i> <span>工作计划</span>
</a>
<ul class="sub">
<li><a href="calendar.html">日程安排</a></li>
<li><a href="gallery.html">时尚前沿</a></li>
<li><a href="todo_list.html">任务表列</a></li>
</ul></li>
<li class="sub-menu"><a href="javascript:;"> <i
class="fa fa-book"></i> <span>工作札记</span>
</a>
<ul class="sub">
<li><a href="calendar.html">日程安排</a></li>
<li><a href="blank.html">笑笑备忘录</a></li>
<li><a href="lock_screen.html">屏幕锁定</a></li>
</ul></li>
<li class="sub-menu"><a href="javascript:;"> <i
class="fa fa-tasks"></i> <span>商品添加</span>
</a>
<ul class="sub">
<li class="active"><a href="form_component.jsp">男士服装</a></li>
<li class="active"><a href="form_component2.jsp">女士服装</a></li>
</ul></li>
<li class="sub-menu"><a href="javascript:;"> <i
class="fa fa-th"></i> <span>信息管理</span>
</a>
<ul class="sub">
<li><a href="serviceCustomer.action">服务管理</a></li><!-- basic_table.jsp -->
<li><a href="formCustomer.action">订单管理</a></li><!-- basic_table.jsp -->
<li><a href="queryCustomer.action">客户信息管理</a></li>
<li><a href="clothCustomer.action">服装信息管理</a></li><!-- responsive_table.jsp -->
</ul></li>
<li class="sub-menu"><a href="javascript:;"> <i
class=" fa fa-bar-chart-o"></i> <span>数据统计</span>
</a>
<ul class="sub">
<li><a href="morris.html">客户统计</a></li>
<li><a href="chartjs.html">货品统计</a></li>
</ul></li>
</ul>
</div>
</aside>
<!--sidebar end-->
<!-- **********************************************************************************************************************************************************
MAIN CONTENT
*********************************************************************************************************************************************************** -->
<!--main content start-->
<script type="text/javascript">
function deleteOne(id){
window.location.href = "/ThePrivateOrderingAdmin/deleteCustomer.action?id=" + id;
}
</script>
<section id="main-content">
<section class="wrapper">
<h3>
<i class="fa fa-angle-right"></i> 客户信息
</h3>
<div class="row">
<div class="col-md-12">
<div class="content-panel">
<h4>
<i class="fa fa-angle-right"></i> 一般用户
</h4>
<hr>
<table class="table">
<thead>
<tr>
<th>编号</th>
<th>品牌</th>
<th>价格</th>
<th>数量</th>
<th>买家是否付款</th>
<th>操作</th>
</tr>
</thead>
<tbody>
<%-- <a><%=list.size()%></a> --%>
<% for(Form c:list){
%>
<tr>
<td><%=c.getId()%></td>
<td><%=c.getClothStyle()%></td>
<td><%=c.getClothPrice()%></td>
<td><%=c.getQuty()%></td>
<td><%=c.getIsPay()%></td>
<td>
<button class="btn btn-success btn-xs">
<i class="fa fa-check">详细信息</i>
</button>
<button class="btn btn-primary btn-xs">
<i class="fa fa-pencil">修改</i>
</button>
<button class="btn btn-danger btn-xs">
<i class="fa fa-trash-o"
onclick="deleteOne(<%=c.getId()%>)">删除</i>
</button>
</td>
</tr>
<%
} %>
</tbody>
</table>
<a href="javascript:void(0)" onclick="firstPage()">首页</a>
<a href="javascript:void(0)" onclick="prePage()">上一页</a>
<a href="javascript:void(0)" onclick="nextPage()">下一页</a>
<a href="javascript:void(0)" onclick="lastPage()">尾页</a>
第<a href="#"><%=pageBean.getPage()%></a>页 /共<a href="#"><%=pageBean.getTotalPage()%></a>页
<input name="gopage" id="goPage" onblur="goPage()" style="width:20px;"></input>GO
</div>
</div>
<div class="col-md-12 mt">
<div class="content-panel">
<table class="table table-hover">
<h4>
<i class="fa fa-angle-right"></i>VIP用户
</h4>
<hr>
<thead>
<tr>
<th>序号</th>
<th>昵称</th>
<th>性别</th>
<th>积分</th>
<th>操作</th>
</tr>
</thead>
<tbody>
<% for(Form c:list){
%>
<%-- <tr>
<td><%=c.getId()%></td>
<td><%=c.getNickName()%></td>
<td><%=c.getSex()%></td>
<td><%=c.getCode()%></td> --%>
<td>
<button class="btn btn-success btn-xs">
<i class="fa fa-check">详细信息</i>
</button>
<button class="btn btn-primary btn-xs">
<i class="fa fa-pencil">修改</i>
</button>
<button class="btn btn-danger btn-xs">
<i class="fa fa-trash-o"
onclick="deleteOne(<%=c.getId()%>)">删除</i>
</button>
</td>
</tr>
<%
} %>
<!-- <tr>
<td>2</td>
<td>Jacob</td>
<td>Thornton</td>
<td>@fat</td>
<td>
<button class="btn btn-success btn-xs">
<i class="fa fa-check"></i>
</button>
<button class="btn btn-primary btn-xs">
<i class="fa fa-pencil"></i>
</button>
<button class="btn btn-danger btn-xs">
<i class="fa fa-trash-o "></i>
</button>
</td>
</tr>
<tr>
<td>3</td>
<td>Simon</td>
<td>Mosa</td>
<td>@twitter</td>
<td>
<button class="btn btn-success btn-xs">
<i class="fa fa-check"></i>
</button>
<button class="btn btn-primary btn-xs">
<i class="fa fa-pencil"></i>
</button>
<button class="btn btn-danger btn-xs">
<i class="fa fa-trash-o "></i>
</button>
</td>
</tr> -->
</tbody>
<a href="javascript:void(0)" onclick="firstPage()">首页</a>
<a href="javascript:void(0)" onclick="prePage()">上一页</a>
<a href="javascript:void(0)" onclick="nextPage()">下一页</a>
<a href="javascript:void(0)" onclick="lastPage()">尾页</a>
第<a href="#"><%=pageBean.getPage()%></a>页 /共<a href="#"><%=pageBean.getTotalPage()%></a>页
<input name="gopage" id="goPage" onblur="goPage()" style="width:20px;"></input>GO
</table>
</div>
</div>
</div>
<!-- row -->
<div class="row mt">
<div class="col-md-12">
<div class="content-panel">
<table class="table table-striped table-advance table-hover">
<h4>
<i class="fa fa-angle-right"></i>公司服务
</h4>
<hr>
<thead>
<tr>
<th><i class="fa fa-bullhorn"></i> 机构名称</th>
<th class="hidden-phone"><i class="fa fa-question-circle"></i>
规模</th>
<th><i class="fa fa-bookmark"></i>订购总额</th>
<th><i class=" fa fa-edit"></i>交易情况</th>
<th></th>
</tr>
</thead>
<tbody>
<% for(Form c:list){
%>
<tr>
<td><%=c.getClothId()%></td>
<td><%=c.getId()%></td>
<td>中型</td>
<td>交易完成</td>
<td>
<button class="btn btn-success btn-xs">
<i class="fa fa-check">详细信息</i>
</button>
<button class="btn btn-primary btn-xs">
<i class="fa fa-pencil">修改</i>
</button>
<button class="btn btn-danger btn-xs">
<i class="fa fa-trash-o"
onclick="deleteOne(<%=c.getId()%>)">删除</i>
</button>
</td>
</tr>
<%
} %>
</tbody>
<a href="javascript:void(0)" onclick="firstPage()">首页</a>
<a href="javascript:void(0)" onclick="prePage()">上一页</a>
<a href="javascript:void(0)" onclick="nextPage()">下一页</a>
<a href="javascript:void(0)" onclick="lastPage()">尾页</a>
第<a href="#"><%=pageBean.getPage()%></a>页 /共<a href="#"><%=pageBean.getTotalPage()%></a>页
<input name="gopage" id="goPage" onblur="goPage()" style="width:20px;"></input>GO
</table>
</div>
</div>
</div>
</section>
</section>
<footer class="site-footer">
<div class="text-center">
2015 - 丘丘爱世界 <a href="http://www.mycodes.net/" target="_blank">版权所有</a>
<a href="basic_table.jsp#" class="go-top"> <i
class="fa fa-angle-up">顶</i>
</a>
</div>
</footer>
</section>
<script src="assets/js/jquery.js"></script>
<script src="assets/js/bootstrap.min.js"></script>
<script class="include" type="text/javascript"
src="assets/js/jquery.dcjqaccordion.2.7.js"></script>
<script src="assets/js/jquery.scrollTo.min.js"></script>
<script src="assets/js/jquery.nicescroll.js" type="text/javascript"></script>
<script src="assets/js/common-scripts.js"></script>
<script>
//custom select box
$(function() {
$('select.styled').customSelect();
});
</script>
代码太长 有点晕，等我看完再来回答
代码好乱，用不惯el 表达式么?
这。。。。。。。。。。。。。。。。。。。
空指针异常
不过你的代码有点多，懒得看
你自己排查吧，可能有地方接收参数数据时，没能接收到；可能是漏掉一个字符之类的