Answer to Question #239243 in Java | JSP | JSF for Princess

Question

Q.1.8

The user must have the ability to search for a product. The user will select menu item two (2), which will prompt the user to enter a product code. If a valid product is found in the application, then display the product details to the user. If no valid product is found, display an error message to the user that the product cannot be located.

Sample Product Search Screenshot

Please enter the product code to search: 235

PRODUCT SEARCH RESULTS

PRODUCT CODE: A55

PRODUCT NAME: EliteBook

PRODUCT WARRANTY: laptop

PRODUCT CATEGORY: 2 years

PRODUCT PRICE: 15000

PRODUCT STOCK LEVELS: 3

PRODUCT SUPPLIER: IT_4_Africa

Enter (1) to launch menu or any other key to exit

Sample Invalid Product Screenshot

Please enter the product code to search: 1

The product cannot be located.

Invalid Product Enter (1) to launch menu or any other key to exit

Answer 1

public class Product {
    private String code;
    private String name;
    private String warranty;
    private String category;
    private double price;
    private int stockLevel;
    private String supplier;

    public Product(String code, String name, String warranty, String category, double price,
                   int stockLevel, String supplier) {
        this.code = code;
        this.name = name;
        this.warranty = warranty;
        this.category = category;
        this.price = price;
        this.stockLevel = stockLevel;
        this.supplier = supplier;
    }

    public String getCode() {
        return code;
    }

    @Override
    public String toString() {
        return "PRODUCT CODE: " + code + "\nPRODUCT NAME: " + name +
                "\nPRODUCT WARRANTY: " + warranty + "\nPRODUCT CATEGORY: " + category +
                "\nPRODUCT PRICE: " + price + "\nPRODUCT STOCK LEVELS: " + stockLevel +
                "\nPRODUCT SUPPLIER: " + supplier;
    }
}

import java.util.ArrayList;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        ArrayList<Product> products = new ArrayList<>();
        products.add(new Product("A55", "EliteBook", "2 years",
                "laptop", 15000, 3, "IT_4_Africa"));
        products.add(new Product("BX15", "ViewSonic", "1 year",
                "monitor", 10000, 4, "IT_4_Africa"));
        products.add(new Product("GT35", "Precision", "6 months",
                "mouse", 8000, 10, "IT_4_Africa"));
        Scanner in = new Scanner(System.in);
        Product tmp;
        String choice;
        while (true) {
            tmp = null;
            System.out.println("2. Find product");
            choice = in.nextLine();
            if (choice.equals("2")) {
                System.out.print("Please enter the product code to search: ");
                String code = in.nextLine();
                for (Product product : products) {
                    if (product.getCode().equals(code)) {
                        tmp = product;
                        break;
                    }
                }
                if (tmp != null) {
                    System.out.println(tmp);
                } else {
                    System.out.println("The product cannot be located.");
                }
                System.out.println("Enter (1) to launch menu or any other key to exit");
                choice = in.nextLine();
                if (!choice.equals("1")) {
                    break;
                }
            }
        }

    }
}