Program 1 package dao; import model.Student; import java.sql.*; import java.util.*; public class StudentDAO { public static boolean checkLogin(String user,String pass) { Connection con=null; PreparedStatement ps=null; ResultSet rs=null; try { con=mycon.Myconnection.getConnection(); String sql; sql=”select *...
Program 3 /* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */...
Program 1 <html> <head> <title>TODO supply a title</title> <meta charset=”UTF-8″> <meta name=”viewport” content=”width=device-width, initial-scale=1.0″> </head> <body> <center> <A href=”InsertStudent.html”>Insert Student</A> <A href=”deleteByRno.html”>Delete Student By Roll No</A> <A href=”seachByRollNo.html”>Search Student By Roll No</A> <A href=”SearchUpdate.html”>Update...
Program 2 package controller; import dao.StudentDAO; 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 DeleteByRno extends HttpServlet { protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {...
Program 1 <!DOCTYPE html> <!– To change this license header, choose License Headers in Project Properties. To change this template file, choose Tools | Templates and open the template in the editor. –> <html>...
Program 2 package model; public class Student { private int rno; private String name; private int phy; private int math; private int chem; public int getRno() { return rno; } public void setRno(int rno)...
Program 1 package dataflair; import java.io.IOException; import java.io.PrintWriter; import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; public class MyLogin extends HttpServlet { protected void...
Program 1 package dataflair; 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; import java.sql.*; public class LoginServlet extends HttpServlet { protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {...
Program 1 <html> <head> <title>TODO supply a title</title> <meta charset=”UTF-8″> <meta name=”viewport” content=”width=device-width, initial-scale=1.0″> </head> <body> <center> <form method=”post” action=”HttpSession1″> <table border=”1″> <tr> <th>User Name</th> <td><input type=”text” name=”txtuser”> </tr> <tr> <th>Password</th> <td><input type=”password” name=”txtpass”>...
Program 1 <!DOCTYPE html> <!– To change this license header, choose License Headers in Project Properties. To change this template file, choose Tools | Templates and open the template in the editor. –> <html>...
