-: JSP CODE FOR CREATING WEB PROJECT IN NET BEANS CREATE LOGIN ,LOGOUT AND DISPLAY ALL TABLE DATA,EDIT,UPDATE AND DELETE :-
FIRST CREATE TABLE IN DATABASE WHICH YOU USE AS DATABASE....
-: CREATE LOGIN PAGE IN HTML :-
1) LOGIN.HTML
2) LOGIN.JSP FOR CODING
3) REGISTRATION.HTML
4)REGISTRATION.JSP
5)WELCOME.JSP
6)SUCCESS.JSP
7> LOGOUT.JSP
8) CREATE A DISPLAY.JSP PAGE FOR SHOW ALL TABLE DATA IN PAGE
9) UPDATE.JSP
10) UPDATEDB.JSP
11) DELETE.JSP
FIRST CREATE TABLE IN DATABASE WHICH YOU USE AS DATABASE....
CREATE TABLE `members` (
`id` int(10) unsigned NOT NULL auto_increment,
`first_name` varchar(45)
NOT NULL,
`last_name` varchar(45) NOT NULL,
`email` varchar(45) NOT NULL,
`uname` varchar(45) NOT NULL,
`pass` varchar(45) NOT NULL,
`regdate` date NOT NULL,
PRIMARY KEY (`id`)
) -: CREATE LOGIN PAGE IN HTML :-
1) LOGIN.HTML
<%@page
contentType="text/html" pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;
charset=UTF-8">
<title>JSP
Example</title>
</head>
<body>
<form method="post" action="login.jsp">
<center>
<table border="1" width="30%" cellpadding="3">
<thead>
<tr>
<th colspan="2">Login Here</th>
</tr>
</thead>
<tbody>
<tr>
<td>User
Name</td>
<td><input type="text" name="uname" value="" /></td>
</tr>
<tr>
<td>Password</td>
<td><input type="password" name="pass" value="" /></td>
</tr>
<tr>
<td><input type="submit" value="Login" /></td>
<td><input type="reset" value="Reset" /></td>
</tr>
<tr>
<td colspan="2">Yet Not Registered!! <a href="reg.jsp">Register Here</a></td>
</tr>
</tbody>
</table>
</center>
</form>
</body>
</html>2) LOGIN.JSP FOR CODING
|
<%@ page import ="java.sql.*"
%>
<%
String userid
= request.getParameter("uname");
String pwd =
request.getParameter("pass");
Class.forName("com.mysql.jdbc.Driver");
Connection
con = DriverManager.getConnection("jdbc:mysql://localhost:3306/Travels
",
"root",
"abc");
Statement st
= con.createStatement();
ResultSet rs;
rs =
st.executeQuery("select * from members where uname='" + userid +
"' and pass='" + pwd + "'");
if
(rs.next()) {
session.setAttribute("userid",
userid);
//out.println("welcome
" + userid);
//out.println("<a href='logout.jsp'>Log out</a>");
response.sendRedirect("success.jsp");
} else {
out.println("Invalid
password <a href='index.jsp'>try
again</a>");
}
%>
|
3) REGISTRATION.HTML
|
<%@page
contentType="text/html" pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Registration</title>
</head>
<body>
<form method="post" action="registration.jsp">
<center>
<table border="1" width="30%" cellpadding="5">
<thead>
<tr>
<th colspan="2">Enter Information
Here</th>
</tr>
</thead>
<tbody>
<tr>
<td>First
Name</td>
<td><input type="text" name="fname" value="" /></td>
</tr>
<tr>
<td>Last
Name</td>
<td><input type="text" name="lname" value="" /></td>
</tr>
<tr>
<td>Email</td>
<td><input type="text" name="email" value="" /></td>
</tr>
<tr>
<td>User
Name</td>
<td><input type="text" name="uname" value="" /></td>
</tr>
<tr>
<td>Password</td>
<td><input type="password" name="pass" value="" /></td>
</tr>
<tr>
<td><input type="submit" value="Submit" /></td>
<td><input type="reset" value="Reset" /></td>
</tr>
<tr>
<td colspan="2">Already registered!! <a href="index.jsp">Login Here</a></td>
</tr>
</tbody>
</table>
</center>
</form>
</body>
</html>
|
4)REGISTRATION.JSP
<%@ page import
="java.sql.*" %>
<%
String user =
request.getParameter("uname");
String pwd =
request.getParameter("pass");
String fname =
request.getParameter("fname");
String lname =
request.getParameter("lname");
String email =
request.getParameter("email");
Class.forName("com.mysql.jdbc.Driver");
Connection con
= DriverManager.getConnection("jdbc:mysql://localhost:3306/Travels
",
"root",
"abc");
Statement st =
con.createStatement();
//ResultSet rs;
int i =
st.executeUpdate("insert into members(first_name, last_name, email, uname,
pass, regdate) values ('" + fname + "','" + lname +
"','" + email + "','" + user + "','" + pwd +
"', CURDATE())");
if (i > 0) {
//session.setAttribute("userid",
user);
response.sendRedirect("welcome.jsp");
//
out.print("Registration Successfull!"+"<a href='index.jsp'>Go to Login</a>");
} else {
response.sendRedirect("index.jsp");
}
%>5)WELCOME.JSP
|
1
2
|
Registration is Successful.
Please Login Here <a href='index.jsp'>Go to Login</a>
|
6)SUCCESS.JSP
<%
if
((session.getAttribute("userid") == null) ||
(session.getAttribute("userid") == "")) {
%>
You are not logged in<br/>
<a href="index.jsp">Please
Login</a>
<%} else {
%>
Welcome
<%=session.getAttribute("userid")%>
<a href='logout.jsp'>Log
out</a>
<%
}
%>7> LOGOUT.JSP
<%
session.setAttribute("userid",
null);
session.invalidate();
response.sendRedirect("index.jsp");
%>8) CREATE A DISPLAY.JSP PAGE FOR SHOW ALL TABLE DATA IN PAGE
<%@ page
import="java.io.*,java.util.*,java.sql.*"%>
<html>
<head>
<title>SELECT
Operation</title>
<script>
function
confirmGo(m,u) {
if
( confirm(m) ) {
window.location
= u;
}
}
</script>
</head>
<body>
<sql:setDataSource var="dbsource" driver="com.mysql.jdbc.Driver"
user="root" password="pass"/>
<sql:query dataSource="${dbsource}" var="result">
SELECT
* from product;
</sql:query>
<center>
<form>
<table border="1" width="40%">
<caption>Product
List</caption>
<tr>
<th>Product
ID</th>
<th>Product
Name</th>
<th>Quantity</th>
<th colspan="2">Action</th>
</tr>
<c:forEach var="row" items="${result.rows}">
<tr>
<td><c:out value="${row.id}"/></td>
<td><c:out value="${row.pname}"/></td>
<td><c:out value="${row.quantity}"/></td>
<td><a href="update.jsp?id=<c:out
value="${row.id}"/>">Update</a></td>
<td><a href="javascript:confirmGo('Sure to delete this
record?','deletedb.jsp?id=<c:out
value="${row.id}"/>')">Delete</a></td>
</tr>
</c:forEach>
</table>
</form>
<a href="index.jsp">Go Home</a>
</center>
</body>
</html>9) UPDATE.JSP
<%@page
contentType="text/html" pageEncoding="UTF-8"%>
<%@ page
import="java.io.*,java.util.*,java.sql.*"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;
charset=UTF-8">
<title>JSP
Page</title>
</head>
<body>
<sql:setDataSource var="dbsource" driver="com.mysql.jdbc.Driver"
user="root" password="pass"/>
<sql:query dataSource="${dbsource}" var="result">
SELECT
* from product where id=?;
<sql:param value="${param.id}" />
</sql:query>
<form action="updatedb.jsp" method="post">
<table border="0" width="40%">
<caption>Update
Product</caption>
<tr>
<th>Product
Name</th>
<th>Quantity</th>
</tr>
<c:forEach var="row" items="${result.rows}">
<tr>
<td><input type="hidden" value="${param.id}" name="id"/>
<input type="text" value="${row.pname}" name="pname"/></td>
<td><input type="text" value="${row.quantity}" name="qty"/></td>
<td><input type="submit" value="Update"/></td>
</tr>
</c:forEach>
</table>
<a href="index.jsp">Go Home</a>
</form>
</body>
</html>10) UPDATEDB.JSP
<%@page
contentType="text/html" pageEncoding="UTF-8"%>
<%@ page
import="java.io.*,java.util.*,java.sql.*"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;
charset=UTF-8">
<title>JSP
Page</title>
</head>
<body>
<sql:setDataSource var="dbsource" driver="com.mysql.jdbc.Driver"
user="root" password="pass"/>
<sql:update dataSource="${dbsource}" var="count">
UPDATE
product SET pname = ?, quantity=?
WHERE
id='${param.id}'
<sql:param value="${param.pname}" />
<sql:param value="${param.qty}" />
</sql:update>
<c:if test="${count>=1}">
<font size="5" color='green'> Congratulations ! Data updated
successfully.</font>
<a href="index.jsp">Go
Home</a>
</c:if>
</body>
</html>11) DELETE.JSP
<%@page
contentType="text/html" pageEncoding="UTF-8"%>
<%@ page
import="java.io.*,java.util.*,java.sql.*"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;
charset=UTF-8">
<title>JSP
Page</title>
</head>
<body>
<sql:setDataSource var="dbsource" driver="com.mysql.jdbc.Driver"
user="root" password="pass"/>
<sql:update dataSource="${dbsource}" var="count">
DELETE
FROM product
WHERE
id='${param.id}'
</sql:update>
<c:if test="${count>=1}">
<font size="5" color='green'> Congratulations ! Data deleted
successfully.</font>
<a href="index.jsp">Go
Home</a>
</c:if>
</body>
</html>