Hey all,
Could anyone help me, please?. I have the next mistake and I'm trying to fix it
but I don't achieve it. This is the mistake:
excepción
org.apache.jasper.JasperException: Cannot find bean usersList in scope request
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:510)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:375)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
causa raíz
javax.servlet.ServletException: Cannot find bean usersList in scope request
org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:858)
org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:791)
org.apache.jsp.web_005fadminContent_jsp._jspService(web_005fadminContent_jsp.java:150)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:332)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
causa raíz
javax.servlet.jsp.JspException: Cannot find bean usersList in scope request
org.apache.struts.util.RequestUtils.lookup(RequestUtils.java:940)
org.apache.struts.taglib.logic.IterateTag.doStartTag(IterateTag.java:277)
org.apache.jsp.web_005fadminContent_jsp._jspService(web_005fadminContent_jsp.java:98)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:332)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
And these are the source which I use for doing it:
web_adminContent.jsp
Users Management page :
Passport
Users Name
Country
">
Web_AdminAction.java :
//Created by MyEclipse Struts
// XSL source (default):
platform:/plugin/com.genuitec.eclipse.cross.easystruts.eclipse_4.1.1/xslt/JavaClass.xsl
package com.genausal.actions;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.ServletException;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionError;
import org.apache.struts.action.ActionServlet;
import java.io.IOException;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.Collection;
import com.genausal.databases.util.ConnectionPool;
import com.genausal.databases.UsersDAO;
import com.genausal.entity.Users;
/**
* MyEclipse Struts
* Creation date: 06-26-2008
*
* XDoclet definition:
* @struts.action validate="true"
* @struts.action-forward name="success" path="/web_admin.jsp"
*/
public class Web_AdminAction extends Action {
// --------------------------------------------------------- Instance
Variables
private ConnectionPool pool;
// --------------------------------------------------------- Methods
/**
* Method execute
* @param mapping
* @param form
* @param request
* @param response
* @return ActionForward
*/
public Web_AdminAction(){
pool=ConnectionPool.getInstance();
}
public ActionForward perform(
ActionMapping mapping,
ActionForm form,
HttpServletRequest request,
HttpServletResponse response)throws
IOException,ServletException {
Connection con=null;
try{
con=pool.getConnection();
UsersDAO usersDAO=new UsersDAO(con);
Collection col=usersDAO.findAll();
request.setAttribute(BeanNames.USER_LIST,col);
return mapping.findForward("success");
}catch (SQLException e){
e.printStackTrace();
throw new RuntimeException("It's impossible to get the
connection");
}finally{
try{
if(con!=null)
con.close();
}catch(SQLException e){
throw new RuntimeException(e.getMessage());
}
}
}
}
UsersDAO.java
public Collection findAll(){
PreparedStatement ps=null;
ResultSet rs=null;
ArrayList list=new ArrayList();
String sql="SELECT * from users";
try{
if(con.isClosed()){
throw new
IllegalStateException("error.unexpected");
}
ps=con.prepareStatement(sql);
rs=ps.executeQuery();
while(rs.next()){
Users users=new Users();
users.setpassport_id(rs.getString(1));
users.setlast_name(rs.getString(2));
users.setfirst_name(rs.getString(3));
users.setaddress(rs.getString(4));
users.setphone(rs.getString(5));
users.setcountry(rs.getString(6));
users.setcity(rs.getString(7));
users.setstate(rs.getString(8));
users.setcategory(rs.getString(9));
users.setmail(rs.getString(10));
users.setc_mail(rs.getString(11));
users.setpassword(rs.getString(12));
list.add(users);
}
return list;
}catch(SQLException e){
e.printStackTrace();
throw new RuntimeException("error.unexpected");
}finally{
try{
if(ps!=null)
ps.close();
if(rs!=null)
rs.close();
}catch(SQLException e){
e.printStackTrace();
throw new
RuntimeException("error.unexpected");
}
}
}
....
Could anyone help me, please?. Where is my mistake. Thanks so much for all
Carlos
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