jsp页面使用<c:forEach>出错(急)
publicListallusers(){Listlist=newArrayList();con=Conn.getConn();try{pst=con.prepareSt...
public List allusers()
{
List list=new ArrayList();
con=Conn.getConn();
try {
pst=con.prepareStatement("select * from UserInfoM");
rs=pst.executeQuery();
while(rs.next())
{
UserInf userinf=new UserInf();
userinf.setId(rs.getInt(1));
userinf.setUserID(rs.getString(2));
userinf.setUserName(rs.getString(3));
userinf.setUserPassword(rs.getString(4));
userinf.setUserMail(rs.getString(5));
userinf.setUserRole(rs.getString(6));
userinf.setUserCreated(rs.getString(7));
list.add(userinf);
}
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return list;
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("UTF-8");
UserIntfModel user=new UserIntfModelImpl();
List list=user.allusers();
// HttpSession session=request.getSession();
if(list!=null)
{
request.setAttribute("list", list);
request.getRequestDispatcher("./showusers.jsp").forward(request, response);
}
}
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@ page language="java" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>My JSP 'showusers.jsp' starting page</title>
</head>
<body>
<jsp:include flush="true" page="usertitle.jsp"/>
<a href="reg.jsp">注册</a>
<br/>
<br/>
<center>
<table border="1">
<tr>
<th>序号</th><th>用户ID</th><th>姓名</th><th>电子邮件</th><th>日期</th><th>操作</th>
</tr>
<c:forEach items="list" var="l">
<tr>
<td>${l.id}</td>
<td>${l.UserID}</td>
<td>${l.UserName}</td>
<td>${l.UserMail}</td>
<td>${l.UserCreated}</td>
<td><a href="DelUser">删除</a></td>
</tr>
</c:forEach>
</table>
</center>
</body>
</html>
我想把数据库里的id,UserID,UserName,UserMail,UserCreated给显示在jsp页面上,可是总是报javax.el.PropertyNotFoundException: Property 'id' not found on type java.lang.String错误。
如果把 <td>${l.id}</td>
<td>${l.UserID}</td>
<td>${l.UserName}</td>
<td>${l.UserMail}</td>
<td>${l.UserCreated}</td>里的${l.id}拿掉。程序运行就不会有错误!
哪位高手帮忙瞧瞧
是把<td>${l.id}</td>
<td>${l.UserID}</td>
<td>${l.UserName}</td>
<td>${l.UserMail}</td>
<td>${l.UserCreated}</td>变成<td>td>
<td>td>
<td>td>
<td>td>
<td>td>之后,程序就不会报错了 展开
{
List list=new ArrayList();
con=Conn.getConn();
try {
pst=con.prepareStatement("select * from UserInfoM");
rs=pst.executeQuery();
while(rs.next())
{
UserInf userinf=new UserInf();
userinf.setId(rs.getInt(1));
userinf.setUserID(rs.getString(2));
userinf.setUserName(rs.getString(3));
userinf.setUserPassword(rs.getString(4));
userinf.setUserMail(rs.getString(5));
userinf.setUserRole(rs.getString(6));
userinf.setUserCreated(rs.getString(7));
list.add(userinf);
}
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return list;
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("UTF-8");
UserIntfModel user=new UserIntfModelImpl();
List list=user.allusers();
// HttpSession session=request.getSession();
if(list!=null)
{
request.setAttribute("list", list);
request.getRequestDispatcher("./showusers.jsp").forward(request, response);
}
}
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@ page language="java" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>My JSP 'showusers.jsp' starting page</title>
</head>
<body>
<jsp:include flush="true" page="usertitle.jsp"/>
<a href="reg.jsp">注册</a>
<br/>
<br/>
<center>
<table border="1">
<tr>
<th>序号</th><th>用户ID</th><th>姓名</th><th>电子邮件</th><th>日期</th><th>操作</th>
</tr>
<c:forEach items="list" var="l">
<tr>
<td>${l.id}</td>
<td>${l.UserID}</td>
<td>${l.UserName}</td>
<td>${l.UserMail}</td>
<td>${l.UserCreated}</td>
<td><a href="DelUser">删除</a></td>
</tr>
</c:forEach>
</table>
</center>
</body>
</html>
我想把数据库里的id,UserID,UserName,UserMail,UserCreated给显示在jsp页面上,可是总是报javax.el.PropertyNotFoundException: Property 'id' not found on type java.lang.String错误。
如果把 <td>${l.id}</td>
<td>${l.UserID}</td>
<td>${l.UserName}</td>
<td>${l.UserMail}</td>
<td>${l.UserCreated}</td>里的${l.id}拿掉。程序运行就不会有错误!
哪位高手帮忙瞧瞧
是把<td>${l.id}</td>
<td>${l.UserID}</td>
<td>${l.UserName}</td>
<td>${l.UserMail}</td>
<td>${l.UserCreated}</td>变成<td>td>
<td>td>
<td>td>
<td>td>
<td>td>之后,程序就不会报错了 展开
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询