<%@ page contentType="text/html;charset=GB2312"%>
<%@ page import="java.sql.*"%>
<html>
<BODY><FONT size=2>
<%
String name=request.getParameter("name");
 if(name==null)
 {name="";
 }
 //byte b[]=name.getBytes("ISO-8859-1");
 //name=new string(b);
 String newpassword=request.getParameter("password");
 if(newpassword==null)
 {newpassword="";
 }
 
 String newEmail=request.getParameter("Email");
 if(newEmail==null)
 {newEmail="";
 }
 String newsex=request.getParameter("sex");
 if(newsex==null)
 {newsex="";
 }

 String newqq=request.getParameter("qq");
 if(newqq==null)
 {newqq="";
 }
 String newaddress=request.getParameter("address");
  if(newaddress==null)
 {newaddress="";
 }   

        
         Connection conn=null;
         Statement stmt=null;
         ResultSet rs=null;
        
  try{
      Class.forName("org.gjt.mm.mysql.Driver").newInstance();
      }
      catch(ClassNotFoundException e){}
      try{
      //conn=DriverManager.getConnection("jdbc:mysql://localhost/test?user=root&password=laoji");
      String url ="jdbc:mysql://localhost:3306/test?user=root&password=laoji" ;
       //sql=conn.createStatement();
       String sql="update user set user_name='"+name+"',user_password='"+newpassword+"',user_email='"+newEmail+"',user_sex='"+newsex+"' ,user_qq='"+newqq+"',user_address='"+newaddress+"' where user_name='"+name+"'";
          conn= DriverManager.getConnection(url);   
          stmt=conn.createStatement();
          rs=stmt.execute(sql);
          //catch(ClassNotFoundException e) {}
      
        //int up=sql.executeUpdate(sql);
        //if(up==1){
            //out.println("sql");
              
        //}else{
          //}
        //rs=sql.executeQuery("select * from user ");
       out.print("<table border=1>");
            out.print("<tr>");
            out.print("<td width=100>username</td>");
            out.print("<td width=100>usersex</td>");
            out.print("<td width=100>userpassword</td>");
            out.print("<td width=100>Email</td>");
            out.print("<td width=100>QQ</td>");
            out.print("<td width=100>address</td>");
            out.print("<td width=100>birthday</td>");
      out.print("</tr>");
      if(rs.next()){
    out.print("<tr>");
          String e=rs.getString(1);
          out.print("<td>"+e+"</td>");
          String f=rs.getString(2);
          out.print("<td>"+f+"</td>");
          String g=rs.getString(3);
          out.print("<td>"+g+"</td>");
          String h=rs.getString(4);
          out.print("<td>"+h+"</td>");
          int i=rs.getInt(5);
          out.print("<td>"+i+"</td>");
          String j=rs.getString(6);
          out.print("<td>"+j+"</td>");
         String k=rs.getString(7);
          out.print("<td>"+k+"</td>");
        out.print("</tr>");    
       }
      out.print("</table>");
     // rs.close();
      //sql.close();
     // conn.close();
}catch(Exception ex)
{
    ex.printStackTrace();
    out.println("<BR>"+ex.getMessage()+"<br>");
}
finally{
if (rs!=null) rs.close();
if (stmt!=null) stmt.close();
if (conn!=null) conn.close();
}
%>
</body>
</html>
怎么才能实现修改！！谢个位了！帮忙看看！！！