我运行的代码为什么汇报org.apache.jasper.JasperException: /dologin.jsp (line: 11, column: 1) The value for the useBean class attribute com.web.bean.users is invalid.-慕课网

我运行的代码为什么汇报org.apache.jasper.JasperException: /dologin.jsp (line: 11, column: 1) The value for the useBean class attribute com.web.bean.users is invalid.

来源：5-6 setProperty

阿忠01

2017-07-16 19:56

package com.web.bean;

public class users {
	private String uname;
	private String upass;
	public users() {
		super();
	}
	public String getUname() {
		return uname;
	}
	public void setUname(String uname) {
		this.uname = uname;
	}
	public String getUpass() {
		return upass;
	}
	public void setUpass(String upass) {
		this.upass = upass;
	}
	
}

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<form action="dologin.jsp" method="post">
		<table align="center">
			<tr>
				<td colspan="2" align="center"><h2>登陆</h2></td>
				<td></td>
			</tr>
			<tr>
				<td align="right">用户名:</td>
				<td><input type="text" name="uname"></td>
			</tr>
			<tr>
				<td align="right">密码:</td>
				<td><input type="password" name="upass"></td>
			</tr>
			<tr>
				<td colspan="2" align="center"><input type="submit" value="登 陆"></td>
				<td></td>
			</tr>
		</table>
	</form>
</body>
</html>

<%@page import="com.web.bean.users"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
	<jsp:useBean id="myUser" class="com.web.bean.users" scope="page"/>
	<hr>
	<!-- 通过表单匹配部分属性 -->	
	<jsp:setProperty name="myUser" property="uname"/>
	<jsp:setProperty name="myUser" property="upass"/>
	用户名：<%=myUser.getUname() %>
	密码：<%=myUser.getUpass() %>
</body>
</html>

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