Q23
Question 23
Ask a user's name Java Server Pages by Hans Bergsten age on a HTML form. Then display Hello on a JSP. On the same page ask the product the user would like to buy. Then redirect to another JSP which would display: Hello , You have ordered . (Use Session Scope Variable using setTag)
Code
<%--
Created by IntelliJ IDEA.
User: HP
Date: 25-04-2021
Time: 11:14
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--%>
<%@ page contentType="text/html;charset=UTF-8"
language="java" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core"
prefix="c" %>
<html>
<head>
<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-eOJMYsd53ii+scO/bJGFsiCZc+5NDVN2yr8+0RDqr0Ql0h+rP48ckxlpbzKgwra6" crossorigin="anonymous">
<title> Take User Credentials | JSP-6 </title>
</head>
<body>
<div style="text-align: center;">
<div class="container-fluid">
<h1>Take User Credentials | JSP-6 </h1>
</div>
</div>
<div class="container-fluid mt-5 ">
<form action="WelcomeUser.jsp">
<div class="container mt-2">
<label for="name">Enter Name</label>
</div>
<div class="container mt-2">
<input type="text"
class="form-control w-75 p-3"
id="name" name="name"
placeholder="Enter Your Name"
required>
</div>
<div class="container mt-2">
<label for="age">Age</label>
</div>
<div class="container mt-2">
<input type="number"
class="form-control w-75 p-3"
id="age"
name="age"
placeholder="Enter Your Age"
required>
</div>
<div class="container mt-3 mx-10">
<input type="submit"
formmethod="post"
class="btn btn-primary"
value="Submit">
</div>
</form>
</div>
<div class="card-footer mt-5 text-center">
<div class="row align-items-start">
<div class="col-6">
<div class="container col-lg-6">
<a class="btn btn-primary"
onclick="history.back(-1)"
role="button">Back</a>
</div>
</div>
<div class="col-6">
<div class="container col-lg-6">
<a class="btn btn-primary"
href="http://localhost:8080/"
role="button">Home Page</a>
</div>
</div>
</div>
</div>
</body>
</html><%--
Created by IntelliJ IDEA.
User: HP
Date: 25-04-2021
Time: 11:23
To change this template use File
| Settings
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--%>
<%@ page contentType="text/html;charset=UTF-8"
language="java" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core"
prefix="c" %>
<html>
<head>
<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet"
integrity="sha384-eOJMYsd53ii+scO/bJGFsiCZc+5NDVN2yr8+0RDqr0Ql0h+rP48ckxlpbzKgwra6" crossorigin="anonymous">
<title> Welcome User | JSP-6 </title>
</head>
<body>
<div style="text-align: center;">
<div class="container-fluid">
<h3>Welcome User | JSP-6 </h3>
</div>
</div>
<div class="container-fluid mt-5 ">
<div class="container mt-2">
<div style="text-align: center;">
<p class="font-weight-normal">
<h1>Hello ${param.name}</h1></p><br><br>
</div>
<form action="OrderConfirmed.jsp">
<div class="container mt-2">
<label for="prod">
Which Product do you wish to buy?
</label>
<c:set
var="name"
value="${param.name}"
scope="session"/>
<c:set var="age"
value="${param.age}"
scope="session"/>
</div>
<div class="container mt-2">
<input
type="textbox"
class="form-control w-75 p-3"
id="prod"
name="product"
placeholder="Enter Product Name"
required>
</div>
<div class="container mt-3 mx-10">
<input type="submit"
formmethod="post"
class="btn btn-primary"
value="Order Now">
</div>
</form>
</div>
</div>
<div class="card-footer mt-5 text-center">
<div class="row align-items-start">
<div class="col-6">
<div class="container col-lg-6">
<a class="btn btn-primary"
onclick="history.back(-1)"
role="button">Back</a>
</div>
</div>
<div class="col-6">
<div class="container col-lg-6">
<a class="btn btn-primary"
href="http://localhost:8080/"
role="button">Home Page</a>
</div>
</div>
</div>
</div>
</body>
</html><%--
Created by IntelliJ IDEA.
User: HP
Date: 25-04-2021
Time: 11:26
To change this template use File
| Settings
| File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8"
language="java" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core"
prefix="c" %>
<html>
<head>
<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet"
integrity="sha384-eOJMYsd53ii+scO/bJGFsiCZc+5NDVN2yr8+0RDqr0Ql0h+rP48ckxlpbzKgwra6" crossorigin="anonymous">
<title>Order Confirmation | JSP-6</title>
</head>
<body>
<div style="text-align: center;">
<div class="container-fluid">
<h1>Order Confirmation | JSP-6 </h1>
</div>
</div>
<div class="container-fluid mt-3 ">
<div class="container mt-2">
<div style="text-align: center;">
<p class="font-weight-normal">
<h3>Hello <c:out value="${name}"/> <br/></h3><br>
Aged: <c:out value="${age}"/></p>
<div class="container mt-2">
Your order for <c:out value="${param.product}" />
is now confirmed.<br>
</div><br><br>
</div>
</div>
</div>
<div class="card-footer mt-5 text-center">
<div class="row align-items-start">
<div class="col-6">
<div class="container col-lg-6">
<a class="btn btn-primary"
onclick="history.back(-1)"
role="button">Back</a>
</div>
</div>
<div class="col-6">
<div class="container col-lg-6">
<a class="btn btn-primary"
href="http://localhost:8080/"
role="button">Home Page</a>
</div>
</div>
</div>
</div>
</body>
</html>import javax.servlet.*;
import javax.servlet.http.*;
import java.io.IOException;
import javax.servlet.annotation.*;
@WebServlet(name = "OrderServlet",
value = "/OrderServlet",
urlPatterns = {"/Q23","/order"})
public class OrderServlet extends HttpServlet {
@Override
protected void doGet(HttpServletRequest request,
HttpServletResponse response)
throws ServletException,
IOException {
getServletContext().getRequestDispatcher(
"/GetUserInfo.jsp").forward(request,response);
}
@Override
protected void doPost(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException {
}
}Output
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