how to get popup fro servelt to jsp by using ajax........

how to get popup fro servelt to jsp by using ajax.
I went popup in jsp page when my form submit successfully. through servlet can any buddy give r explian how to write the code
Sumit kumar jain pithani
View Answers
July 30, 2012 at 4:23 PM
this simple dude it is like popup after submiting the form the value of field will sub,mit r insert into data base server the is simple code for it 
1.jsp page 
2.java script page 
3.servlet page
here is jsp page :Salu2.jsp file
----------------------------------------------------------------------------------------------------------------------------
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
    <%@page import="java.sql.ResultSet"%>
<%@page import="java.sql.PreparedStatement"%>
<%@page import="Controller.ConnectionString"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<link rel="stylesheet" type="text/css" href="Main.css">
<script language="javascript" type="text/javascript" src="saluValidate.js"></script>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>


<div id="coltwo1">

<div id="salu" >
                 <div id="tittle"> SALUTATION  </div>
                 <div id="saluin">              
                    <form name="Salutation" method="post" action="Salutation">

      <fieldset style="width:350px;height: 100px; ">    


              <div id="smart" style="margin-top: 10px;" >
              <label style="font-size: medium;" title="Fulltitle">Full Name </label>
              <input type="text" name="Fulltitle" id="title1" style="width: 180px" title="select Fulltitle "> 
              </div>

              <div id="smart" style="padding-top: 5px;">
              <label style="font-size: medium;" title="Shorttitle">Short Name </label>
              <input  type="text" name="Shorttitle" id="title2" title="select Shorttitle "> 
              </div>
               <input type="hidden" name="id" id="title3" value="xx"> 

      </fieldset>

      <div  style=" clear: both;">  
                    <input type="submit"  name ="s1" value="SUBMIT"  onclick="return validateSalu(this.value);" class="button" title="SUBMIT">
                    <input type="reset"   name ="s2" value="RESET"   class="button"  title="RESET">
                    <input type="button"  name ="s3" value="UPDATE"  class="button"  onclick="return validateSalu(this.value);" title="UPDATE">
                    <input type="button"  name ="s4" value="DELETE"  class="button"  onclick="return validateSalu(this.value);" title="DELETE">         
        </div>     

                     </form>
             </div>

 <div id="salu1" >
            <select name="drop1"  size="6" multiple="multiple" style="width: 150px;" id="listB1"    onclick="return func(this.value);" title="drop1">
            <optgroup label=" SALUTAION"></optgroup>
                <%
            ConnectionString cs=new ConnectionString();
            cs.getConn();
            PreparedStatement p=cs.conn.prepareStatement("select * from Salutation ");
            ResultSet rs=p.executeQuery();
            while(rs.next())
            {
                String sid=rs.getString(1);
                String stitle=rs.getString(2);
                %>
                <option value="<%=sid%>">    
                <% out.println(sid +"   "+stitle); %>
                </option>
                <%}
            rs.close();
            p.close();
            %>
            </select>

       </div>
           </div>
  </div>



</body>
</html>
------------------------------------------------------------------------------------------------------------------------
this my java script and ajax file same..:saluValidate.js
----------------------------------------------------------
function validateSalu(butt){
    var fn=document.Salutation.Fulltitle.value;
    var sn=document.Salutation.Shorttitle.value;
    var salu_id=document.Salutation.id.value; 
    var i=0;
    var j=0;
    alert("sumit "+(++j));

             if(fn=="")
                 {
                 alert("Please Enter Full Name");
                 fn="";
                 document.Salutation.Fulltitle.focus();
                 return false;
                 }else if(!fn.match(/^[a-zA-Z]+$/)){
                     alert("Please Enter Correct Full Name");
                     fn="";
                     document.Salutation.Fulltitle.focus();
                     return false;
                }    

                if(sn=="")
                 {
                     alert("Please Enter Short Name");
                     sn=""; 
                     document.Salutation.Shorttitle.focus();
                     return false;
                     }else if(!sn.match(/^[a-zA-Z]+$/)){
 alert("Please Enter Correct Short Name");
 sn="";
 document.Salutation.Shorttitle.focus();
 return false;
                    }

                var B=true;
                if((/SUBMIT/g).test(butt)){
                     B=confirm("DO YOU WANT SUBMIT --- SALUTATION !!! PRESS OK ELSE CANCEL");
                      i=1;
                      //alert(""+butt+""+i);
                  }else if((/UPDATE/g).test(butt)){
                      B=confirm("DO YOU WANT UPDATE --- SALUTATION !!! PRESS OK ELSE CANCEL");
                      i=2;
                      //alert(""+butt+""+i);
                  }else if((/DELETE/g).test(butt)){
                      B=confirm("DO YOU WANT DELETE --- SALUTATION !!! PRESS OK ELSE CANCEL");
                      i=3;
                      //alert(""+butt+""+i);
                  }   


            if(B==true){
                AjexFun(fn,sn,i,salu_id);
                 return true;   
            }else{
                return false;
            }



}
var xmlhttp;
function  AjexFun(f,s,b,i){
    alert("sumit1");
    url="Salutation?full="+f+"&short="+s+"&button1="+b+"&id="+i;
    if(window.XMLHttpRequest){
        xmlhttp=new XMLHttpRequest();
    }
    else{
        xmlhttp=new ActiveXobjective("Microsoft.XMLHTTP");
    }
    xmlhttp.onreadystatechange=fun;
    alert("sumit2");
    xmlhttp.open("post",url, true);
    alert("sumit3");
    xmlhttp.send(); 

}
function fun(){

    if(xmlhttp.readyState==4){

        var x=xmlhttp.responseText;

                alert(x);   
                document.getElementById("salu1").innerHTML=x;
                document.getElementById("title3").value="";
                document.getElementById("title1").value="";
                document.getElementById("title2").value="";
                return false;

    }
}



function func(id){
    //alert("sumit1");
    url="Salutation?id1="+id;
    if(window.XMLHttpRequest){
        xmlhttp=new XMLHttpRequest();
    }else{
        xmlhttp=new ActiveXobjective("Microsoft.XMLHTTP");
    }
    xmlhttp.onreadystatechange=fun1;
    //alert("sumit2");
    xmlhttp.open("get",url, true);
    //alert("sumit3");
    xmlhttp.send();     
}


function fun1(){

    if(xmlhttp.readyState==4){

        var x=xmlhttp.responseText; 
        alert("sumit1"+x);
        var y=x.split(":");
        document.getElementById("title3").value=y[0];
        document.getElementById("title1").value=y[1];
        document.getElementById("title2").value=y[2];

        return true;


    }
}
------------------------------------------------------------
------------------------------------------------------------
this my java servlet page ............:Salutation.java

---------------------------------------------------------
package Controller;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;


import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Servlet implementation class Salutation
 */
@WebServlet("/Salutation")
public class Salutation extends HttpServlet {
    private static final long serialVersionUID = 1L;

    /**
     * @see HttpServlet#HttpServlet()
     */
    public Salutation() {
        super();
        // TODO Auto-generated constructor stub
    }

    /**
     * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        // TODO Auto-generated method stub
        //PrintWriter out=response.getWriter();

        System.out.println("get1");
        ConnectionString cs=new ConnectionString();
        cs.getConn();
        String salid=" ";
        String result="";
        salid=(request.getParameter("id1")).toUpperCase();
        try{
            PreparedStatement p=cs.conn.prepareStatement("select * from Salutation where salu_id ='"+salid+"'" );
            ResultSet rs=p.executeQuery();
            System.out.println("get3");
                    while(rs.next())
                    {
                        result+=rs.getString("salu_id");
                        result+=":"+rs.getString("salu_name");
                        result+=":"+rs.getString("salu_title");
                    }
                    response.getWriter().print(result);
        }catch(Exception e){
            System.out.print(e.getMessage());
            }

    }

    /**
     * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        // TODO Auto-generated method stub
        try{

        PrintWriter out=response.getWriter();
        System.out.println("servlet1");
    ConnectionString cs=new ConnectionString();
    cs.getConn();
            String fullname=" ";
            String shortname=" ";
            String sid=" ";
            int count=0;
            System.out.println("servlet2");
            fullname=(request.getParameter("full")).toUpperCase();
            shortname=(request.getParameter("short")).toUpperCase();
            sid=(request.getParameter("id")).toUpperCase();

            String button=request.getParameter("button1");
            System.out.println(button);
            Integer i= Integer.valueOf(button);
            System.out.println(i+""+sid);





        switch(i){
                case 1:



    try{

    PreparedStatement p=cs.conn.prepareStatement("select * from Salutation where salu_name ='"+fullname+"'"+"and salu_title='"+shortname+"'" );
    ResultSet rs=p.executeQuery();
    System.out.println("servlet3");
            while(rs.next())
            {
                count++;
            }

                    if(count>=1) 
                    {
                        System.out.println("servlet4");
                        out.println("already exist !!!");                       

                    }

                    else
                    {
                        System.out.println("servlet5");

                        String url="{call salut (?,?)}";                        
                        CallableStatement p1=cs.conn.prepareCall(url);
                        p1.setString(1, fullname);
                        p1.setString(2, shortname);
                        p1.executeUpdate();     
                        out.println("Submit successfull !!!");

                    }


    }catch(Exception e){
    System.out.print(e.getMessage());
    }
    break;
                case 2:

                    try{    


                    String url="{call update_salut (?,?,?)}";                       
                    CallableStatement p1=cs.conn.prepareCall(url);
                    p1.setString(1,sid);
                    p1.setString(2,fullname);
                    p1.setString(3,shortname);
                    p1.executeUpdate();
                    PreparedStatement p2=cs.conn.prepareStatement("select * from Salutation where status<>"+2);
                    p2.executeQuery();

                        response.getWriter().print("Update successfull !!!");


                        }catch(Exception e){
                        System.out.print(e.getMessage());
                        }
                        break;

                    case 3:

    try{    


   System.out.print("jain Delete 1"+sid);
    String url="{call del_salu1 (?)}";  
    System.out.print("jain Delete 1");
    CallableStatement p1=cs.conn.prepareCall(url);

    p1.setString(1,sid);                        
    p1.executeUpdate();

    PreparedStatement p2=cs.conn.prepareStatement("select * from Salutation where status<>"+2);
    p2.executeQuery();

        response.getWriter().print("Delete successfull !!!");



        }catch(Exception e){
        System.out.print(e.getMessage());
        }
        break;

    }
        }catch(Exception e){
            response.sendRedirect("Salu2.jsp");
            System.out.println(e.getMessage());
        }
}

}
------------------------------------------------------------------------------------------------------------------------
connection between the database and servelet using java script:ConnectionString.java
-----------------------------------------------
package Controller;



import java.sql.*;

public class ConnectionString {
public Connection conn=null;
public void getConn()
    {   
try
 {
   String url="jdbc:sqlserver://"*******ip--address***********";databaseName=komal";
   Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
   conn=DriverManager.getConnection(url, "username", "password");
 }

 catch(Exception e)
 {
  e.getMessage();
   }

    }

}
how to get popup fro servelt to jsp by using ajax........

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