初学jsp,移植了一个系统,用jsp+javaBean写的的一个网上书店管理系统 求大侠帮忙看看!javaBean的存放目录是这样的:tomcat\webapps\ROOT\WEB-INF\bookshop\run
login类:
package bookshop.run;
class login{}错误描述:
description The server encountered an internal error () that prevented it from fulfilling this request.exception org.apache.jasper.JasperException: Unable to compile class for JSPAn error occurred at line: 3 in the jsp file: /bookshop/login.jspGenerated servlet error:
[javac] Compiling 1 source fileE:\tomcat\work\Catalina\localhost\_\org\apache\jsp\bookshop\login_jsp.java:47: package bookshop.run does not exist
bookshop.run.login login = null;
^An error occurred at line: 3 in the jsp file: /bookshop/login.jspGenerated servlet error:
E:\tomcat\work\Catalina\localhost\_\org\apache\jsp\bookshop\login_jsp.java:49: package bookshop.run does not exist
login = (bookshop.run.login) pageContext.getAttribute("login", PageContext.PAGE_SCOPE);
^An error occurred at line: 3 in the jsp file: /bookshop/login.jspGenerated servlet error:
E:\tomcat\work\Catalina\localhost\_\org\apache\jsp\bookshop\login_jsp.java:51: package bookshop.run does not exist
login = new bookshop.run.login();
^
3 errors
如果错误信息不够请提出来,我再给出相关信息 知道的帮帮忙啊!
login类:
package bookshop.run;
class login{}错误描述:
description The server encountered an internal error () that prevented it from fulfilling this request.exception org.apache.jasper.JasperException: Unable to compile class for JSPAn error occurred at line: 3 in the jsp file: /bookshop/login.jspGenerated servlet error:
[javac] Compiling 1 source fileE:\tomcat\work\Catalina\localhost\_\org\apache\jsp\bookshop\login_jsp.java:47: package bookshop.run does not exist
bookshop.run.login login = null;
^An error occurred at line: 3 in the jsp file: /bookshop/login.jspGenerated servlet error:
E:\tomcat\work\Catalina\localhost\_\org\apache\jsp\bookshop\login_jsp.java:49: package bookshop.run does not exist
login = (bookshop.run.login) pageContext.getAttribute("login", PageContext.PAGE_SCOPE);
^An error occurred at line: 3 in the jsp file: /bookshop/login.jspGenerated servlet error:
E:\tomcat\work\Catalina\localhost\_\org\apache\jsp\bookshop\login_jsp.java:51: package bookshop.run does not exist
login = new bookshop.run.login();
^
3 errors
如果错误信息不够请提出来,我再给出相关信息 知道的帮帮忙啊!
<%@ page session="true" %>
<jsp:useBean id="login" scope="page" class="bookshop.run.login" />
<%
String mesg = "";if( request.getParameter("username")!=null && !request.getParameter("username").equals("")){
String username =request.getParameter("username");
String passwd = request.getParameter("passwd");
username = new String(username.getBytes("ISO8859-1"));
passwd = new String(passwd.getBytes("ISO8859-1"));
login.setUsername(username);
login.setPasswd(passwd);
out.print(username+passwd);
if (login.excute()){
session.setAttribute("username",username);
String userid = Long.toString(login.getUserid());
session.setAttribute("userid",userid);
response.sendRedirect("booklist.jsp");
%>
<%
}else {
mesg = "登录出错!" ;
}
}
%>
<%@include file="/bookshop/inc/head.inc"%><script language="javascript"> function checkform() {
if (document.form1.username.value=="" || document.form1.passwd.value==""){
alert("用户名或密码为空!");
return false;
}
return true; }</script>
<div align=center>用户登录 </div>
<br>
<% if (!mesg.equals("")){
out.println("<p>" + mesg + "</p>");}%>
<form name="form1" method="post" action="login.jsp">
<table width="400" border="0" cellspacing="1" cellpadding="1" align="center">
<tr>
<td width="147" align="right">用户名:<br>
</td>
<td width="246" valign="top">
<input type="text" name="username" size="16" maxlength="25">
</td>
</tr>
<tr>
<td width="147" align="right">密码:</td>
<td width="246" valign="top">
<input type="password" name="passwd" maxlength="20" size="16">
</td>
</tr>
<tr>
<td width="147" align="right"> </td>
<td width="246" valign="top">
<input type="submit" name="Submit" value="登录" onclick="javascript:return(checkform());">
<input type="reset" name="Submit2" value="取消">
</td>
</tr>
<tr>
<td colspan="2" align="center">
<p> </p>
测试用户:wxy 密码:wxy
</td>
</tr>
<tr>
<td colspan="2" align="center">
<p> </p>
<p>如果你还不是本站用户,请在此<a href="reg.jsp">注册</a></p>
</td>
</tr>
</table>
</form>
<%@include file="/bookshop/inc/tail.inc"%>
我按大侠说的做了,可还是出现同样的问题我的代码是移植过来的,应该没有问题。连接数据库的部分也没有问题,我觉得应该是配置的问题吧 希望大哥帮忙!