T.Y.B.Sc. Computer Science Practical Record

T.Y.B.Sc. Computer Science Roll No.
INDEX
Practical No. Practical Name Page
No.
Date Remark Signature
1. Simple Server-Side Programming
using Servlets . Where user can
get the information about server.
01 to 03 05/12/2015
2. Advance Server-Side
Programming using Servlets.
Where user can get details of his
created table in SQL.
04 to 08 12/12/2015
3. Simple Server-side programming
using JSP for Login page where
after login the page forwarded to
new welcome page and if login
details are wrong then page
transferred to index page.
09 to 12 19/12/2015
4. Advance Server-side
programming using JSP for login
page where login details for user
taken from database created in
SQL. If user_id and password
entered by user is wrong then
page redirected to invalid page or
else redirected to Home page.
13 to 20 02/01/2016
5. Developing Simple Enterprise
Java Beans for addition of two
numbers by taking inputs from
user.
21 to 25 09/01/2016
6. Developing Advance Enterprise
Java Beans. Where user is
entering details of registration
form in Registration.jsp file and
the data entered by user should be
stored in database.
26 to 29 23/01/2016
7. Developing Simple Web services
in Java Demonstrate a simple web
service that generates a response
based on information received
from the client.
30 to 34 06/02/2016
8. Developing Advance Web
services in Java. Develop web
service for calculator applications,
to implement simple arithmetic
Operations. Use WSDL for these
web services to show output.
35 to 39 13/02/2016

Practical No: 1
Practical Name :–
Simple Server-Side Programming using Servlets. Where user can get the information about
server.
Index.jsp :-
<%@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>
</head>
<body>
<form action="serverinfo" method="post">
<input type="submit" value="submit">
</form>
</body>
</html>

Serverinfo.java :-
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class extends HttpServlet {
protected void service(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=UTF-8");
PrintWriter out = response.getWriter();
try {
out.println("<html>");
out.println("<head>");
out.println("<h3>Server Info:<h3>");
out.println("Server Name:"+request.getServerName()+"<br><br>");
out.println("Server Port:"+request.getServerPort()+"<br><br>");
out.println("Client Browser:"+request.getHeader("User Agent")+"<br><br>");
out.println("Server Referer:"+request.getHeader("Referer")+"<br><br>");
out.println("Client IP:"+request.getRemoteAddr()+"<br><br>");
out.println("Server OS Version:"+System.getProperty("os.version")+"<br><br>");
out.println("</head>");
out.println("<body>");
out.println("</body>");
out.println("</html>");
} finally {
out.close();
}
}
}

Output :-

Practical No: 2
Practical Name :–
Advance Server-Side Programming using Servlets. Where user can get details of his created
table in SQL.
Index.jsp :-
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<form action="dataconnection1" method="POST">
<input type="submit" value="submit">
</form>
</body>
</html>

Dataconnection1.java :-
import java.sql.*;
import javax.sql.*;
import javax.servlet.Servlet;
import javax.servlet.annotation.WebServlet;
@WebServlet(name = "dataconnection1", urlPatterns = {"/dataconnection1"})
public class dataconnection1 extends HttpServlet implements Servlet
{
protected void service(HttpServletRequest request, HttpServletResponse response)
try {
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
out.println("connectivity begins");
Connection cn;
Statement st;
ResultSet rs;
cn=DriverManager.getConnection("jdbc:odbc:ServletDSN","system","dbms");
out.println("cooncted successfully");
st=cn.createStatement();
st.executeUpdate("create table Aut1(AuId Number,AuName Char(15),AuAddr
Char(30))");
out.println("Table Created");
st.executeUpdate("insert into Aut1 values(1,'ABC','Panvel')");
st.executeUpdate("insert into Aut1 values(2,'XYZ','Pune')");
out.println("Records inserted into table");
rs=st.executeQuery("select * from Aut1");
out.println("AuId &nbsp &nbsp AuName &nbsp &nbsp AuAddr <br>");

while(rs.next())
{
out.println(rs.getInt(1)+"&nbsp &nbsp &nbsp");
out.println(rs.getString(2)+"&nbsp &nbsp &nbsp");
out.println(rs.getString(3)+"&nbsp &nbsp &nbsp");
st.close(); }
rs.close();
cn.close();
out.println("<title>Servlet dataconnection1</title>");
out.println("<h1>Servlet dataconnection1 at " + request.getContextPath() + "</h1>");
}
catch(Exception e1)
{
System.out.println("Failed");
}
finally {
out.close();
}
}
}

Output:-

Practical No: 3
Practical Name:–
Simple Server-side programming using JSP for Login page where after login the page forwarded
to new welcome page and if login details are wrong then page transferred to index page.
Index.jsp :-
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<form method="post" action="login1.jsp">
username<input type="text" name="txtname" size="20"><br>
password<input type="password" name="pwd" size="20"><br>
<input type="submit" value="Login">
</form>
</body>
</html>

Login1.jsp :-
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<%if((request.getParameter("txtname").equals("yogita"))&&(request.getParameter("pwd").equal
s("vyom"))){%>
<jsp:forward page="welcome.jsp"></jsp:forward>
<%} else{ out.println("Enter correct details");%>
<jsp:include page="index.jsp"></jsp:include>
<%}%>
</body>
</html>

Login1.jsp :-
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<h1>Hello World!</h1>
</body>
</html>

Practical No: 4
Practical Name:–
Advance Server-side programming using JSP for login page where login details for user taken
from database created in SQL. If user_id and password entered by user is wrong then page
redirected to invalid page or else redirected to Home page.
Index.jsp :-
<%--
Document : index
Created on : Mar 8, 2016, 10:54:04 AM
Author : computerlab
--%>
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<form action="TLogin.jsp" method="post">
<table bgcolor="yellow">
<tr><td>User Name:<input type="text" name="userid" size="15"></td></tr>
<tr><td>Password:<input type="password" name="pwd" size="15"></td></tr>
<tr><td colspan="2" align="center"><input type="submit" name="submit"
size="10"></td></tr>
</table>
</form>
</body>
</html>

TLogin.jsp :-
<%@page import="java.sql.*"%>
<%@page import="javax.sql.*"%>
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<%
Connection con;
String userid=request.getParameter("userid");
out.println("hellow"+userid);
session.setAttribute("userid",userid);
String pwd=request.getParameter("pwd");
Class.forName("com.mysql.jdbc.Driver");
con=DriverManager.getConnection("jdbc:mysql://localhost:3306/student","root","root");
out.println("connected successfully");
Statement st=con.createStatement();
ResultSet rs=st.executeQuery("select * from student where userid='"+userid+"'");
if(rs.next())
{
if(rs.getString(2).equals(pwd))
{
//System.out.println("Login sucessfully");
response.sendRedirect("Home.jsp");
}
else
{
response.sendRedirect("Invalid.jsp");
}
}
%>
</body>
</html>

Invalid.jsp :-
<%--
Document : Invalid
Created on : Mar 8, 2016, 10:56:04 AM
--%>
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<body bgcolor="pink">
<h1>Invalid User ID or Password<%=session.getAttribute("userid")%>!!!</h1>
</body>
</html>

Home.jsp :-
<%--
Document : Home
Created on : Feb 23, 2016, 9:06:59 AM
--%>
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<body bgcolor="pink">
<h1>Welcome<%=session.getAttribute("userid")%>!!!</h1>
</body>
</html>

Practical No: 5
Practical Name:–
Developing Simple Enterprise Java Beans for addition of two numbers by taking inputs from
user.
Index.jsp :-
<%--
Document : index
Created on : Feb 12, 2016, 9:08:58 AM
Author : computelab
--%>
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<form method="post" action="calcservlet">
<input type="text" name="t1">
<input type="text" name="t2">
<input type="submit" value="OK">
</form>
</body>
</html>

calcservlet.java :-
import ejb.calbeanLocal;
public class calcservlet extends HttpServlet {
calbeanLocal calbean=new calbeanLocal();
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
try {
out.println("<title>Servlet calcservlet</title>");
int a=Integer.parseInt(request.getParameter("t1"));
int b=Integer.parseInt(request.getParameter("t2"));
out.println("<h1>Sum ="+calbean.addition(a,b)+" </h1>");
} finally {
out.close();
}
}
// <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the
left to edit the code.">
/**
* Handles the HTTP
* <code>GET</code> method.
*
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs

* @throws IOException if an I/O error occurs
*/
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
processRequest(request, response);
}
/**
* Handles the HTTP
* <code>POST</code> method.
*
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs
* @throws IOException if an I/O error occurs
*/
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
processRequest(request, response);
}
/**
* Returns a short description of the servlet.
*
* @return a String containing servlet description
*/
@Override
public String getServletInfo() {
return "Short description";
}// </editor-fold>
}

calbeanLocal.java :-
package ejb;
import javax.ejb.LocalBean;
import javax.ejb.Stateless;
@Stateless
@LocalBean
public class calbeanLocal {
public Integer addition(int a, int b) {
return (a+b);
}
}

Practical No: 6
Practical Name:–
Developing Advance Enterprise Java Beans. Where user is entering details of registration form
in Registration.jsp file and the data entered by user should be stored in database.
Index.jsp:
<%--
Document : index
Created on : Mar 2, 2016, 12:10:46 PM
--%>
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<form action="Registeration1.jsp" method="post">
User Name: <input type="text" name="un"><br/>
Password: <input type="text" name="tp"><br/>
First Name: <input type="text" name="fn"><br/>
Last Name: <input type="text" name="ln"><br/>
Email: <input type="text" name="e"><br/>
<input type="submit" value="Register"><br/>
</form>
</body>
</html>
<%--

Registeration1.jsp:-
Created on : Aug 31, 2015, 9:41:20 AM
--%>
<%@page import="java.sql.DriverManager"%>
<%@page import="java.sql.Connection"%>
<%@page import="java.sql.PreparedStatement"%>
<%@page import="java.sql.*"%>
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<%
String user_name=request.getParameter("un");
String pswd=request.getParameter("tp");
String first_name=request.getParameter("fn");
String last_name=request.getParameter("ln");
String email=request.getParameter("e");
try
{
Class.forName("com.mysql.jdbc.Driver");
Connection
con=DriverManager.getConnection("jdbc:mysql://localhost:3306/reg1","root","root");
PreparedStatement ps = con.prepareStatement("insert into new_table values(?,?,?,?,?)");
ps.setString(1, user_name);
ps.setString(2, pswd);
ps.setString(3, first_name);
ps.setString(4, last_name);
ps.setString(5, email);
ps.executeUpdate();
out.println("Successful Registration");
}
catch(Exception e)
{
out.println("Exception caught"+e);
}
%>
</body>
</html>

Practical No: 7
Practical Name:–
Developing Simple Web services in Java
Demonstrate a simple web service that generates a response based on information received from
the client.

Program :-
package server;
import javax.jws.WebMethod;
import javax.jws.WebParam;
import javax.jws.WebService;
@WebService()
public class HelloWebService
{
@WebMethod(operationName = "sayHello")
public String sayHello(@WebParam(name = "name")String name)
{
return "Hello -" + name;
}
}

Practical No: 8
Practical Name:–
Developing Advance Web services in Java.
Develop web service for calculator applications, to implement simple arithmetic
Operations. Use WSDL for these web services to show output.

Program :-
package server;
import javax.jws.WebMethod;
import javax.jws.WebParam;
import javax.jws.WebService;
@WebService()
public class CalcWebService
{
@WebMethod(operationName = "add")
public int add(
@WebParam(name = "i")int i,
@WebParam(name = "j")int j)
{
return i+j;
}
}

T.Y.B.Sc. Computer Science Practical Record

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T.Y.B.Sc. Computer Science Practical Record