高分求救,关于javabean
cdhxr 2003-08-07 11:51:30 初学javabean,遇到挫折,搜索本栏目类似问题,发现自己的配置好象没有任何问题,但就是调不通。哪位善良的哥儿帮忙解决?一定高分相送!up有分
症状如下:
1、login.jsp中
<%@ page import="login.User"%>
<jsp:useBean id="userlist" scope="page" class="login.User"/>
2、User.java中
package login;
import java.util.*;
import java.sql.*;
import java.io.Serializable;
public class User implements Serializable{
.
.
.
}
3、文件放置位置
d:\servlet\jsp\login.jsp
\WEB-INF\classes\login\User.class
\src\login\User.java
4、Tomcat虚拟目录设置
<Context path="/welcome" debug="0" docBase="d:\servlet\jsp" reloadable="true"/>
5、访问方法
http://127.0.0.1:8080/welcome/login.jsp
6、出错提示
org.apache.jasper.JasperException: Unable to compile class for JSP
An error occurred at line: -1 in the jsp file: null
Generated servlet error:
[javac] Since fork is true, ignoring compiler setting.
[javac] Compiling 1 source file
[javac] Since fork is true, ignoring compiler setting.
[javac] D:\Tomcat4\work\Standalone\localhost\welcome\login_jsp.java:8: package login does not exist
[javac] import login.User;
[javac] ^
[javac] D:\Tomcat4\work\Standalone\localhost\welcome\login_jsp.java:212: package login does not exist
[javac] login.User userlist = null;
[javac] ^
[javac] D:\Tomcat4\work\Standalone\localhost\welcome\login_jsp.java:214: package login does not exist
[javac] userlist = (login.User) pageContext.getAttribute("userlist", PageContext.PAGE_SCOPE);
[javac] ^
[javac] D:\Tomcat4\work\Standalone\localhost\welcome\login_jsp.java:217: package login does not exist
[javac] userlist = (login.User) java.beans.Beans.instantiate(this.getClass().getClassLoader(), "login.User");
[javac] ^
[javac] 4 errors