hit calculate it needs to go to result.html but i get 404 not found page instead and same for return to calculator on result.html. Need help for fix This is WebcalculatorController.java package com.example.Webcalculator; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import
hit calculate it needs to go to result.html but i get 404 not found page instead and same for return to calculator on result.html. Need help for fix This is WebcalculatorController.java package com.example.Webcalculator; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Making a webbase calculator (usnig spring mvc, maven on InelliJ) Made a controller and html but html does not work with each other ex) on calculator.html, when I hit calculate it needs to go to result.html but i get 404 not found page instead and same for return to calculator on result.html. Need help for fix This is WebcalculatorController.java package com.example.Webcalculator; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.PostMapping; import org.springframework.web.bind.annotation.RequestParam; @Controller public class WebcalculatorController { @GetMapping("/") public String showCalculator() { return "calculator"; // This will return the calculator.html view } @PostMapping("/calculate") public String calculate(@RequestParam("inputA") double inputA, @RequestParam("inputB") double inputB, @RequestParam("operation") String operation, Model model) { double result; switch (operation) { case "add": result = inputA + inputB; break; case "subtract": result = inputA - inputB; break; // Add more cases for other operations (multiply, divide, etc.) default: throw new IllegalArgumentException("Invalid operation: " + operation); } model.addAttribute("result", result); return "result"; // This will return the result.html view } }
![Result.html x
WebcalculatorController.java
1
<!DOCTYPE html>
2
<html>
Webcalculator - Calculator.html [Webcalculator]
3
<head>
4
<title>Result</title>
Calculator.html x
5
</head>
6
<body>
1
<!DOCTYPE html>
7
<h1>Result</h1>
2
<html>
wwwww
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<p>The result is: ${result}</p>
3
<head>
9
<a href="/">Back to Calculator</a>
4
<title>Calculator</title>
10
</body>
5
</head>
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</html>
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<body>
7
8
9
<h1>Calculator</h1>
<form action="/calculator" method="post">
<label for="inputA">Input A:</label>
10
<input type="number" id="inputA" name="inputA">
11
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<label for="inputB">Input B:</label>
13
<input type="number" id="inputB" name="inputB">
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15
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<label for="operation">Select Operation:</label>
<select id="operation" name="operation">
<option value="add">Addition</option>
<option value="subtract">Subtraction</option>
<!-- Add more options for other operations -->
</select>
<input type="submit" value="Calculate">
23
</form>
24
</body>
25
</html>
A1-](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd4d3c4f8-b72b-49a0-ae1a-9dc679393271%2Fa98ff583-d3c8-41db-9ee1-75550d79105b%2Fi333kto_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Result.html x
WebcalculatorController.java
1
<!DOCTYPE html>
2
<html>
Webcalculator - Calculator.html [Webcalculator]
3
<head>
4
<title>Result</title>
Calculator.html x
5
</head>
6
<body>
1
<!DOCTYPE html>
7
<h1>Result</h1>
2
<html>
wwwww
8
<p>The result is: ${result}</p>
3
<head>
9
<a href="/">Back to Calculator</a>
4
<title>Calculator</title>
10
</body>
5
</head>
11
</html>
6
<body>
7
8
9
<h1>Calculator</h1>
<form action="/calculator" method="post">
<label for="inputA">Input A:</label>
10
<input type="number" id="inputA" name="inputA">
11
12
<label for="inputB">Input B:</label>
13
<input type="number" id="inputB" name="inputB">
14
15
16
17
18
19
20
21
22
<label for="operation">Select Operation:</label>
<select id="operation" name="operation">
<option value="add">Addition</option>
<option value="subtract">Subtraction</option>
<!-- Add more options for other operations -->
</select>
<input type="submit" value="Calculate">
23
</form>
24
</body>
25
</html>
A1-
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