structs 在JSP中显示几条纪录怎做

在ACTION的EXECUTE（）中查询数据，把查询结果放在LIST类的数据结构中，在转到JSP页面上显示：－－－－－－－dispAction.java－－－－－－－－－
package comp;import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionForm;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.Action;
import java.util.Vector;
import java.util.List;
import java.util.Iterator;
import java.util.LinkedList;
import java.sql.DriverManager;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
public class dispAction
    extends Action {
  public ActionForward execute(ActionMapping actionMapping,
                               ActionForm actionForm,
                               HttpServletRequest servletRequest,
                               HttpServletResponse servletResponse) {
    Vector uv = new  Vector();
    Connection con=null;
    PreparedStatement ptms=null;
    ResultSet rs=null;
    con=getConn();
    try{
      ptms = con.prepareStatement("select * from userinfo");
      rs=ptms.executeQuery();      while(rs.next()){
        userinfo us=new userinfo();
        us.setName(rs.getString("name"));
        us.setAddress(rs.getString("address"));
        us.setAge(rs.getInt("age"));
        us.setId(rs.getString("id"));
        uv.add(us);
      }      CloseCon(con,ptms,rs);      servletRequest.getSession().setAttribute("uv",uv);
      return actionMapping.findForward("dispall");    }
    catch(Exception ex){
      ex.printStackTrace();
      CloseCon(con,ptms,rs);
      return actionMapping.findForward("disperr");
    }  }  public Connection getConn() {
    Connection conn = null;    try {      Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver");    }
    catch (Exception ex) {
      ex.printStackTrace();
    }    try {
      conn = DriverManager.getConnection(
          "jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=test", "test", null);
    }
    catch (Exception e) {
      e.printStackTrace();
    }
    return conn;
  }  public void CloseCon(Connection con, PreparedStatement pstm,ResultSet rs) {
    try {
      if (pstm != null) {
        pstm.close();
        pstm = null;
      }
      if (con != null) {
        con.close();
        con = null;
      }
      if (rs != null) {
        rs.close();
        rs = null;
      }    }
    catch (Exception ex) {
      ex.printStackTrace();
    }  }
}
－－－－－－－－dispall.jsp－－－－－－－－
<%@page contentType="text/html; charset=GB2312"%>
<%@page import="comp.userinfo"%>
<%@taglib uri="/WEB-INF/struts-bean.tld" prefix="bean"%>
<%@taglib uri="/WEB-INF/struts-html.tld" prefix="html"%>
<%@taglib uri="/WEB-INF/struts-logic.tld" prefix="logic"%>
<html>
<head>
<title>dispall</title>
</head>
<body bgcolor="#ffffff">
<h1>dispall</h1>
<table>
<logic:present name="uv" scope="session">
  <logic:iterate  name="uv" id="iduser" type="comp.userinfo">
    <tr>
      <td><bean:write  name="iduser" property="name"/></td>
      <td><bean:write  name="iduser" property="age"/></td>
      <td><bean:write  name="iduser" property="address"/></td>
   </tr>
  </logic:iterate>
</logic:present>
</table>
<!--
<%
  /*Vector uv = (Vector) request.getSession().getAttribute("uv");
  Iterator ui = uv.iterator();
  while (ui.hasNext()) {
    userinfo user = new userinfo();
    user = (userinfo) ui.next();
    */
%>
<br>
<%//=user.getName() %><%//}%>
-->
</body>
</html>注释部分是不用<logic:xxx>，直接用JSP访问的写法