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Jsp Mysql Ajax Project

By admin
Posted on March 9, 2022
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This Jsp Mysql Ajax Project will teach you how to do basic database functions that are CREATE RETIEVE UPDATE and DELETE. using Mysql Database using Ajax. The INSERT, SELECT, UPDATE and DELETE statements can be used in any database system, because this is support by all relational database systems.The project is very helpful for learn Ajax technology.

 

All the libraries i put in to one folder which name is components. i attached the link below you will be able to download.

https://drive.google.com/drive/folders/1Wn6kACTV24qFw6ztKUcfQ9CsQUF9PFF1

In order to do the project download the related jar files for connect with Ajax json simple.jar. In order to download  the jar go to the  respective website to do the task click link and download them Click here.

Index.php 

we are going to implemented all crud operations to  get the help of Ajax without reload the pages.

<%@page contentType="text/html" pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title>JSP Page</title>
        <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
        <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
        <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
        <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>
        <link rel="stylesheet" href="//cdn.datatables.net/1.10.19/css/jquery.dataTables.min.css">
    </head>
    <body>
        
        <nav class="navbar navbar-dark bg-primary">
            <h3 style="color: white">Student Management System Crud Using Jsp Ajax</h3>
        </nav>
        
        </br>
        <div class="row">
         
            <div class="col-sm-4">
                <div class="container">
                    
                    <form id="frmStudent" name="frmStudent">
                       
                        <div class="form-group" align="left">
                            <label>Student Name</label>
                            <input type="text" name="stname" id="stname" class="form-control" placeholder="StudentName" size="30px" required>
                        </div>
                        
                        <div class="form-group">
                            <label>Course</label>
                            <input type="text" name="course" id="course" class="form-control" placeholder="Course" size="30px" required>
                        </div>
                        
                         <div class="form-group">
                            <label>Fee</label>
                            <input type="text" name="fee" id="fee" class="form-control" placeholder="Fee" size="30px" required>
                        </div>
                        
                         <div class="form-group" align="right">
                             <button type="button" class="btn btn-info" id="save" onclick="addStudent()">Add</button>
                             <button type="button" class="btn btn-warning" id="reset" onclick="reSet()">Reset</button>
                        </div>  
                    </form>      
                </div>     
            </div>
            
            <div class="col-sm-8">
                
                <div class="panel-body">
                    <table id="tbl-student" class="table table-bordered" cellpadding="0" cellspacing="0" width="100%">
                        <thead>
                            <tr>
                                <th></th>
                                <th></th>
                                <th></th>
                                <th></th>
                                <th></th>
                            </tr>   
                        </thead>  
                    </table>  
                </div>
            </div>
        </div>
        
        <script src="component/jquery/jquery.js" type="text/javascript"></script>
        <script src="component/jquery/jquery.min.js" type="text/javascript"></script>
        <script src="component/jquery.validate.min.js" type="text/javascript"></script>
         <script src="//cdn.datatables.net/1.10.19/js/jquery.dataTables.min.js" type="text/javascript"></script>

        <script>
            
            getall();
            var isNew = true;
            var studentid = null;
            
            function addStudent()
            {
                if($("#frmStudent").valid())
                {     
                    var url="";
                    var data= "";
                    var method;

                    if(isNew==true)
                    {
                        
                        url = 'add.jsp';
                        data = $("#frmStudent").serialize();
                        method = 'POST' 
                    }
                    else
                    {
                        
                        url = 'update.jsp';
                        data = $("#frmStudent").serialize() + "&studentid=" + studentid;
                        method = 'POST'

                    }
                    $.ajax({
                        
                        type: method,
                        url : url,
                        dataType: 'JSON',
                        data : data,
                        
                        success:function(data)
                        {
                            getall();
                            
                            $('#stname').val("");
                            $('#course').val("");
                            $('#fee').val("");
                            
                            if(isNew ==true)
                            {
                                alert("Record Adddeddd");
                            }
                            else
                            {
                                 alert("Record Updatee");
                                
                            }
                        }

                    });
  
                }
       
            }

            function getall()
            {
                
                $('#tbl-student').dataTable().fnDestroy();
                $.ajax({
                    
                    url: "all_student.jsp",
                    type : "GET",
                    dataType : "JSON",
                    
                    success:function(data)
                    {
                        
                       $('#tbl-student').dataTable({
                           "aaData":data,
                           "scrollX": true,
                           "aoColumns":
                                   [
                               
                                    {"sTitle": "Student Name","mData": "name"},
                                    {"sTitle": "Course","mData": "course"},
                                    {"sTitle": "Fee","mData": "fee"},
                                    
                                    {
                                        "sTitle": 
                                        "Edit",
                                        "mData": "id",
                                        "render" : function(mData,type,row,meta)
                                        {
                                            return '<button class="btn btn-success" onclick="get_details('+ mData +')">Edit</button>';
                                        }
                                   },
                                    
                               {
                                        "sTitle": 
                                        "Delete",
                                        "mData": "id",
                                        "render" : function(mData,type,row,meta)
                                        {
                                            return '<button class="btn btn-danger" onclick="get_delete('+ mData +')">Delete</button>';
                                        }
                                   },      
                                   ] 
                       }); 
                       
                    }   
                   
                });
                
                
            }

            function get_details(id)
            {
             
                $.ajax({
                    
                    type: "POST",
                    url : "edit_return.jsp",
                    data : {"id": id},
               
                    
                    success: function(data)
                    {
                        isNew = false
                        var obj = JSON.parse(data);
                        studentid = obj[0].id
                        $('#stname').val(obj[0].stname);
                        $('#course').val(obj[0].scourse);
                        $('#fee').val(obj[0].sfee);
                    }
  
                });

            }

            function get_delete(id)
            {
                
                $.ajax({
                    
                    type: 'POST',
                    url: 'delete.jsp',
                    dataType: 'JSON',
                    data:{"id": id},
                    
                    success:function(data)
                    {
                        alert("Record Deletedddd");
                        getall();
                    }            
                });
            }
   
        </script>

    </body>
</html>

Add records :- when you get add request from the Ajax call

add.jsp

<%@page import="java.sql.DriverManager"%>
<%@page import="org.json.simple.JSONObject"%>
<%@page import="java.sql.ResultSet"%>
<%@page import="java.sql.PreparedStatement"%>
<%@page import="java.sql.Connection"%>
<%@page import="org.json.simple.JSONArray"%>
<%@page contentType="text/html" pageEncoding="UTF-8"%>

<%  

JSONArray list = new JSONArray();

String studname = request.getParameter("stname");
String course = request.getParameter("course");
String fee = request.getParameter("fee");

Connection con;
PreparedStatement pst;
ResultSet rs;


JSONObject obj = new JSONObject();

Class.forName("com.mysql.jdbc.Driver");
con = DriverManager.getConnection("jdbc:mysql://localhost/jspstudent","root","");
pst = con.prepareStatement("insert into records (stname,course,fee)values(?,?,?)");
pst.setString(1, studname);
pst.setString(2, course);
pst.setString(3, fee);
pst.executeUpdate();
obj.put("name", "success");
list.add(obj);
out.println(list.toJSONString());
out.flush();

%>

View the Record from database to datatable:-  when you get view request from the Ajax call

all_students.jsp

<%@page import="java.sql.Statement"%>
<%@page import="java.sql.DriverManager"%>
<%@page import="org.json.simple.JSONObject"%>
<%@page import="java.sql.ResultSet"%>
<%@page import="java.sql.PreparedStatement"%>
<%@page import="java.sql.Connection"%>
<%@page import="org.json.simple.JSONArray"%>
<%@page contentType="text/html" pageEncoding="UTF-8"%>

<%  
JSONArray list = new JSONArray();
Connection con;
PreparedStatement pst;
ResultSet rs;

Class.forName("com.mysql.jdbc.Driver");
con = DriverManager.getConnection("jdbc:mysql://localhost/jspstudent","root","");

String query = "select * from records";

Statement stmt = con.createStatement();

rs = stmt.executeQuery(query);


while(rs.next())
{
    JSONObject obj = new JSONObject();
    String id = rs.getString("id");
    String name = rs.getString("stname");
    String course = rs.getString("course");
    String fee = rs.getString("fee");
    
    obj.put("name", name);
    obj.put("course", course);
    obj.put("fee", fee);
    obj.put("id", id);
    list.add(obj);
}

out.print(list.toJSONString());
out.flush();

%>

edit_return.jsp

<%@page import="org.json.simple.JSONObject"%>
<%@page import="java.sql.DriverManager"%>
<%@page import="java.sql.ResultSet"%>
<%@page import="java.sql.PreparedStatement"%>
<%@page import="java.sql.Connection"%>
<%@page import="org.json.simple.JSONArray"%>
<%@page contentType="text/html" pageEncoding="UTF-8"%>

<%
JSONArray list = new JSONArray();
Connection con;
PreparedStatement pst;
ResultSet rs;

Class.forName("com.mysql.jdbc.Driver");
con = DriverManager.getConnection("jdbc:mysql://localhost/jspstudent","root","");

String id = request.getParameter("id");

pst = con.prepareStatement("select id,stname,course,fee from records where id = ?");

pst.setString(1, id);
rs = pst.executeQuery();

if(rs.next()==true)
{
    String id1 = rs.getString(1);
    String stname = rs.getString(2);
    String scourse = rs.getString(3);
    String sfee = rs.getString(4);
     JSONObject obj = new JSONObject();
     
     obj.put("id",id1);
     obj.put("stname",stname);
     obj.put("scourse",scourse);
     obj.put("sfee",sfee);
     list.add(obj);
     
    
}

out.print(list.toJSONString());
out.flush();




%>

update.jsp

<%@page import="java.sql.DriverManager"%>
<%@page import="org.json.simple.JSONObject"%>
<%@page import="java.sql.ResultSet"%>
<%@page import="java.sql.PreparedStatement"%>
<%@page import="java.sql.Connection"%>
<%@page import="org.json.simple.JSONArray"%>
<%@page contentType="text/html" pageEncoding="UTF-8"%>

<%
    
JSONArray list = new JSONArray();


String stid = request.getParameter("studentid");
String studname = request.getParameter("stname");
String course = request.getParameter("course");
String fee = request.getParameter("fee");

Connection con;
PreparedStatement pst;
ResultSet rs;


JSONObject obj = new JSONObject();

Class.forName("com.mysql.jdbc.Driver");
con = DriverManager.getConnection("jdbc:mysql://localhost/jspstudent","root","");
pst = con.prepareStatement("update records set stname = ?, course= ? , fee= ? where id = ?");
pst.setString(1, studname);
pst.setString(2, course);
pst.setString(3, fee);
pst.setString(4, stid);
pst.executeUpdate();
obj.put("name", "success");
list.add(obj);
out.println(list.toJSONString());
out.flush();




%>

Delete.jsp

<%@page import="java.sql.DriverManager"%>
<%@page import="org.json.simple.JSONObject"%>
<%@page import="java.sql.ResultSet"%>
<%@page import="java.sql.PreparedStatement"%>
<%@page import="java.sql.Connection"%>
<%@page import="org.json.simple.JSONArray"%>
<%@page contentType="text/html" pageEncoding="UTF-8"%>

<%
JSONArray list = new JSONArray();
String stid = request.getParameter("id");
Connection con;
PreparedStatement pst;
ResultSet rs;
JSONObject obj = new JSONObject();
Class.forName("com.mysql.jdbc.Driver");
con = DriverManager.getConnection("jdbc:mysql://localhost/jspstudent","root","");
pst = con.prepareStatement("delete from records where id = ?");
pst.setString(1, stid);
pst.executeUpdate();
obj.put("name", "success");
list.add(obj);
out.println(list.toJSONString());
out.flush();
%>

i have attached the video link below. which will do this tutorials step by step.

 

 

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