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Commit 95985733 authored by Suresh Kumar's avatar Suresh Kumar
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WebApplication Using JSP - Servlet

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# assignments_new
WebApplicationUsingServletJsp/src/main/java/javawebapplication/DeleteRecord.java 0 → 100644
View file @ 95985733
package javawebapplication;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.DriverManager;
import java.sql.Connection;
import java.sql.Statement;
import java.sql.ResultSet;
import java.sql.PreparedStatement;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class DeleteRecord extends HttpServlet{
private static final long serialVersionUID = -9115080876652271692L;
Connection con;
Statement stat;
PreparedStatement pst;
ResultSet rs;
int row;
public void doPost(HttpServletRequest req, HttpServletResponse res)throws ServletException, IOException{
res.setContentType("text/html");
PrintWriter out = res.getWriter();
out.println("<h1><center>Record Delete Successfull</center><h1>");
String sId = req.getParameter("d");
Integer studentId = Integer.parseInt(sId);
out.println(sId);
out.println(studentId);
try {
Class.forName("com.mysql.jdbc.Driver").newInstance();
Connection conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/firstDBPractice?characterEncoding=latin1&useConfigs=maxPerformance", "root", "nisum123");
Statement stat = conn.createStatement();
stat.executeUpdate("delete from student where student_id='"+studentId+"'");
res.sendRedirect("student_record.jsp");
}catch(Exception e) {
e.printStackTrace();
out.println(e.getMessage());
}
}
}
WebApplicationUsingServletJsp/src/main/java/javawebapplication/Registeration.java 0 → 100644
View file @ 95985733
package javawebapplication;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.DriverManager;
import java.sql.Connection;
import java.sql.Statement;
import java.sql.ResultSet;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
//@WebServlet("/registration")
public class Registeration extends HttpServlet {
private static final long serialVersionUID = 1L;
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<h1><center>Registeration Sucessfully</center><h1>");
String studentRNo = request.getParameter("srollno");
String studentName = request.getParameter("sname");
out.print("<h3>Roll_No : " + studentRNo + "</h3>");
out.print("<h3>Stuent Name : " + studentName + "</h3>");
Connection connection = null;
Statement statement = null;
ResultSet resultSet = null;
String url = "jdbc.mysql://localhost:3306/firstDBPractice";
String userName = "root";
String mysqlPassword = "nisum123";
try {
Class.forName("com.mysql.jdbc.Driver");
connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/firstDBPractice?characterEncoding=latin1&useConfigs=maxPerformance","root","nisum123");
statement = connection.createStatement();
String insert = "insert into student (student_RNo, student_name) values('"+studentRNo+"', '"+studentName+"')";
statement.executeUpdate(insert);
response.sendRedirect("student_record.jsp");
connection.close();
}catch(Exception e) {
e.printStackTrace();
out.println(e.getMessage());
}
}
}
WebApplicationUsingServletJsp/src/main/java/javawebapplication/UpdateRecord.java 0 → 100644
View file @ 95985733
package javawebapplication;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.DriverManager;
import java.sql.Connection;
import java.sql.Statement;
import java.sql.ResultSet;
import java.sql.PreparedStatement;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class UpdateRecord extends HttpServlet {
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<h1><center>Registeration Sucessfully</center><h1>");
String sIdNo = request.getParameter("SID");
String sRollNo = request.getParameter("SRNO");
String sName = request.getParameter("SNAME");
Connection con;
PreparedStatement pst;
ResultSet rs;
try {
Class.forName("com.mysql.jdbc.Driver");
con = DriverManager.getConnection("jdbc:mysql://localhost:3306/firstDBPractice?characterEncoding=latin1&useConfigs=maxPerformance","root","nisum123");
pst = con.prepareStatement("update student set student_RNo=?, student_name=? where student_id=?");
pst.setString(1, sRollNo);
pst.setString(2, sName);
pst.setString(3, sIdNo);
pst.executeUpdate();
response.sendRedirect("student_record.jsp");
} catch(Exception e) {
e.printStackTrace();
out.println(e.getMessage());
}
}
}
WebApplicationUsingServletJsp/src/main/webapp/WEB-INF/web.xml 0 → 100644
View file @ 95985733
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd" id="WebApp_ID" version="4.0">
<display-name>WebApplicationUsingServletJsp</display-name>
<welcome-file-list>
<welcome-file>index.html</welcome-file>
<welcome-file>index.jsp</welcome-file>
<welcome-file>index.htm</welcome-file>
<welcome-file>default.html</welcome-file>
<welcome-file>default.jsp</welcome-file>
<welcome-file>default.htm</welcome-file>
</welcome-file-list>
<servlet>
<servlet-name>register</servlet-name>
<servlet-class>javawebapplication.Registeration</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>register</servlet-name>
<url-pattern>/Registeration</url-pattern>
</servlet-mapping>
<servlet>
<servlet-name>update</servlet-name>
<servlet-class>javawebapplication.UpdateRecord</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>update</servlet-name>
<url-pattern>/UpdateRecord</url-pattern>
</servlet-mapping>
<servlet>
<servlet-name>delete</servlet-name>
<servlet-class>javawebapplication.DeleteRecord</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>delete</servlet-name>
<url-pattern>/DeleteRecord</url-pattern>
</servlet-mapping>
</web-app>
\ No newline at end of file
WebApplicationUsingServletJsp/src/main/webapp/index.jsp 0 → 100644
View file @ 95985733
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.1/dist/css/bootstrap.min.css" integrity="sha384-zCbKRCUGaJDkqS1kPbPd7TveP5iyJE0EjAuZQTgFLD2ylzuqKfdKlfG/eSrtxUkn" crossorigin="anonymous">
<style>
*{
margin:0px;
padding:0px;
}
</style>
</head>
<body>
<nav class="navbar navbar-expand-lg navbar-dark bg-dark text-primary">
<a class="navbar-brand text-info font-weight-bold" href="http://localhost:8080/CreateASimpleWebApplication/#">NISUM TECHNOLOGY</a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarSupportedContent">
<ul class="navbar-nav mr-auto">
<li class="nav-item active">
<a class="nav-link" href="https://www.nisum.com/">Home <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item active">
<a class="nav-link" href="#">About Us <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item active">
<a class="nav-link" href="#">Contact Us <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-expanded="false">
Carears
</a>
<div class="dropdown-menu" aria-labelledby="navbarDropdown">
<a class="dropdown-item" href="#">Action</a>
<a class="dropdown-item" href="#">Another action</a>
<div class="dropdown-divider"></div>
<a class="dropdown-item" href="#">Something else here</a>
</div>
</li>
</ul>
<form class="form-inline my-2 my-lg-0">
<input class="form-control mr-sm-2" type="search" placeholder="Search" aria-label="Search">
<button class="btn btn-outline-success my-2 my-sm-0" type="submit">Search</button>
</form>
</div>
</nav>
<div class="card ">
<div class="card-header text-center">
<br>
<h5 class="card-title text-info">WELCOME TO NISUM TECHNOLOGY</h5>
<h4 class="card-text text-success">Nisum has developed proprietary tools that can be instantly integrated into your company's infrastructure to rapidly solve problems in business agility.</h4>
<a href="http://localhost:8080/WebApplicationUsingServletJsp/student_record.jsp" class="btn btn-primary">Crud Operation</a>
</div>
<br><br><br>
<div class="card-body">
<div class="container">
<div class="row">
<div class="col-md-6 offset-md-3">
<div class="card rounded-lg border border-danger">
<div class="card-header">
<h3 align="center">NEW REGISTERATION</h3>
</div>
<div class="card-body rounded-lg ">
<form action="Registeration" method="post">
<div class="form-group"> <input type="text" class="form-control" name="srollno" placeholder="Enter Student R_No" required> </div>
<input type="text" class="form-control" name="sname" placeholder="Enter Student Name" required>
</div>
<div class="card-footer text-center">
<input type="submit" name="submit" value="Register" id="submit" class="form-control btn-primary" > </form>
</div>
</div>
</div>
</div>
</div>
<br><br><br>
</div>
<div class="card-footer bg-info text-center">
<br><br>
<h5 class="card-title text-warning">BUILDING SUCCESS TOGETHER</h5>
<h4 class="card-text text-danger">Nisum Technology Is Hiring For Java Developer & Java Script Developer </h4>
<a href="https://www.nisum.com/" class="btn btn-dark">For More Updates Visit THis Site</a>
<br><br>
</div>
</div>
</body>
</html>
\ No newline at end of file
WebApplicationUsingServletJsp/src/main/webapp/student_record.jsp 0 → 100644
View file @ 95985733
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@page import="java.sql.*" %>
<%@page import="java.io.IOException" %>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" contents="text/html charset="UTF-8">
<title>Insert title here</title>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.1/dist/css/bootstrap.min.css" integrity="sha384-zCbKRCUGaJDkqS1kPbPd7TveP5iyJE0EjAuZQTgFLD2ylzuqKfdKlfG/eSrtxUkn" crossorigin="anonymous">
<style>
*{
margin:0px;
padding:0px;
}
</style>
</head>
<body >
<nav class="navbar navbar-expand-lg navbar-dark bg-dark text-primary">
<a class="navbar-brand text-info font-weight-bold" href="http://localhost:8080/CreateASimpleWebApplication/#">NISUM TECHNOLOGY</a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarSupportedContent">
<ul class="navbar-nav mr-auto">
<li class="nav-item active">
<a class="nav-link" href="https://www.nisum.com/">Home <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item active">
<a class="nav-link" href="#">About Us <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item active">
<a class="nav-link" href="#">Contact Us <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-expanded="false">
Carears
</a>
<div class="dropdown-menu" aria-labelledby="navbarDropdown">
<a class="dropdown-item" href="#">Action</a>
<a class="dropdown-item" href="#">Another action</a>
<div class="dropdown-divider"></div>
<a class="dropdown-item" href="#">Something else here</a>
</div>
</li>
</ul>
<form class="form-inline my-2 my-lg-0">
<input class="form-control mr-sm-2" type="search" placeholder="Search" aria-label="Search">
<button class="btn btn-outline-success my-2 my-sm-0" type="submit">Search</button>
</form>
</div>
</nav>
<div class="card ">
<div class="card-header text-center">
<br>
<h5 class="card-title text-primary">REGISTERATION SUCCESSFULL</h5>
<h4 class="card-text text-success">Nisum has developed proprietary tools that can be instantly integrated into your company's infrastructure to rapidly solve problems in business agility.</h4>
<a href="#" class="btn btn-primary">Crud Operation</a>
</div>
<br>
<h2 align="center">STUDENT RECORDS</h2>
<a href="http://localhost:8080/WebApplicationUsingServletJsp/" class="btn btn-info">NEW REGISTERATION</a>
<table class="table table-hover text-center">
<thead>
<tr>
<th scope="col">Student_Id</th>
<th scope="col">Student_RNo</th>
<th scope="col">Student_Name</th>
<th scope="col">Update</th>
<th scope="col">Delete</th>
</tr>
</thead>
<tbody>
<%
Connection connection =null;
Statement statement = null;
ResultSet resultSet = null;
try{
Class.forName("com.mysql.jdbc.Driver").newInstance();
connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/firstDBPractice?characterEncoding=latin1&useConfigs=maxPerformance", "root", "nisum123");
statement = connection.createStatement();
resultSet = statement.executeQuery("select * from student");
while(resultSet.next()){
%>
<tr align="center">
<th scope="row"> <% out.println(resultSet.getString("student_id")); %></th>
<td> <% out.println(resultSet.getString("student_RNo")); %></td>
<td scope="row"> <% out.println(resultSet.getString("student_name")); %></td>
<td><div class="card" style="width: 5rem;">
<a href='update_record.jsp?u=<%=resultSet.getString("student_id")%>' class="btn btn-success">Edit </a> </div></td>
<td> <form action='DeleteRecord?d=<%=resultSet.getString("student_id")%>' method="post"> <div class="card" style="width: 5rem;">
<input type="submit" name="delete" value="Delete" id="<%= resultSet.getString("Student_id") %>" class="form-control btn-danger" > </form>
</div> </form></td>
</tr>
<% }
}catch(Exception e){
e.printStackTrace();
}
%>
</tbody>
</table>
<hr>
<div class="card-footer bg-info text-center">
<br><br>
<h5 class="card-title text-warning">BUILDING SUCCESS TOGETHER</h5>
<h4 class="card-text text-danger">Nisum Technology Is Hiring For Java Developer & Java Script Developer </h4>
<a href="https://www.nisum.com/" class="btn btn-dark">For More Updates Visit THis Site</a>
<br><br>
</div>
</div>
</body>
</html>
WebApplicationUsingServletJsp/src/main/webapp/update_record.jsp 0 → 100644
View file @ 95985733
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.1/dist/css/bootstrap.min.css" integrity="sha384-zCbKRCUGaJDkqS1kPbPd7TveP5iyJE0EjAuZQTgFLD2ylzuqKfdKlfG/eSrtxUkn" crossorigin="anonymous">
<style>
*{
margin:0px;
padding:0px;
}
</style>
</head>
<body>
<nav class="navbar navbar-expand-lg navbar-dark bg-dark text-primary">
<a class="navbar-brand text-info font-weight-bold" href="">NISUM TECHNOLOGY</a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarSupportedContent">
<ul class="navbar-nav mr-auto">
<li class="nav-item active">
<a class="nav-link" href="https://www.nisum.com/">Home <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item active">
<a class="nav-link" href="#">About Us <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item active">
<a class="nav-link" href="#">Contact Us <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-expanded="false">
Carears
</a>
<div class="dropdown-menu" aria-labelledby="navbarDropdown">
<a class="dropdown-item" href="#">Action</a>
<a class="dropdown-item" href="#">Another action</a>
<div class="dropdown-divider"></div>
<a class="dropdown-item" href="#">Something else here</a>
</div>
</li>
</ul>
<form class="form-inline my-2 my-lg-0">
<input class="form-control mr-sm-2" type="search" placeholder="Search" aria-label="Search">
<button class="btn btn-outline-success my-2 my-sm-0" type="submit">Search</button>
</form>
</div>
</nav>
<div class="card ">
<div class="card-header text-center">
<br>
<h5 class="card-title text-info">WELCOME TO NISUM TECHNOLOGY</h5>
<h4 class="card-text text-success">Nisum has developed proprietary tools that can be instantly integrated into your company's infrastructure to rapidly solve problems in business agility.</h4>
<a href="http://localhost:8080/WebApplicationUsingServletJsp/student_record.jsp" class="btn btn-primary">Crud Operation</a>
</div>
<br><br><br>
<div class="card-body">
<div class="container">
<div class="row">
<div class="col-md-6 offset-md-3">
<div class="card rounded-lg border border-danger">
<div class="card-header">
<h3 align="center">(--UPDATE RECORD--)</h3>
</div>
<%@ page import="java.sql.Statement"%>
<%@ page import="java.sql.DriverManager"%>
<%@ page import="java.sql.Connection"%>
<%@ page import="java.sql.Statement"%>
<%@ page import="java.sql.ResultSet" %>
<%
String u = request.getParameter("u");
Integer studentId = Integer.parseInt(u);
Class.forName("com.mysql.jdbc.Driver").newInstance();
Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/firstDBPractice?characterEncoding=latin1&useConfigs=maxPerformance", "root", "nisum123");
Statement stat = con.createStatement();
ResultSet result = stat.executeQuery("select * from student where student_id='"+studentId+"'");
%>
<div class="card-body rounded-lg ">
<form action="UpdateRecord" method="post">
<%
while(result.next()){
%>
<div class="form-group"> <input type="hidden" class="form-control" name="SID" value=" <% out.print(result.getString("student_id")); %>" > </div>
<div class="form-group"> <input type="hidden" class="form-control" name="SRNO" value=" <% out.print(result.getString("student_RNo")); %>" > </div>
<input type="text" class="form-control" name="SNAME" value=" <% out.print(result.getString("student_name")); %>" >
</div>
<%
}
%>
<div class="card-footer text-center">
<input type="submit" name="submit" value="Update" id="update" class="form-control btn-primary" > </form>
</div>
</div>
</div>
</div>
</div>
<br><br><br>
</div>
<div class="card-footer bg-info text-center">
<br><br>
<h5 class="card-title text-warning">BUILDING SUCCESS TOGETHER</h5>
<h4 class="card-text text-danger">Nisum Technology Is Hiring For Java Developer & Java Script Developer </h4>
<a href="https://www.nisum.com/" class="btn btn-dark">For More Updates Visit THis Site</a>
<br><br>
</div>
</div>
</body>
</html>
\ No newline at end of file
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