Shopping Spree

//=====================================================================
package ShoppingSpree;

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
import java.util.concurrent.atomic.AtomicInteger;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        List<Person> personList = new ArrayList<>();
        List<Product> productList = new ArrayList<>();
        String[] inputArray = scanner.nextLine().split(";");
        for (int i = 0; i < inputArray.length; i++) {
            try {
                String[] temp = inputArray[i].split("=");
                Person person = new Person(temp[0], Double.parseDouble(temp[1]));
                personList.add(person);
            } catch (Exception e) {
                System.out.println(e.getMessage());
                System.exit(0);
            }
        }
        inputArray = scanner.nextLine().split(";");
        for (int i = 0; i < inputArray.length; i++) {
            try {
                String[] temp = inputArray[i].split("=");
                Product product = new Product(temp[0], Double.parseDouble(temp[1]));
                productList.add(product);
            } catch (Exception e) {
                System.out.println(e.getMessage());
                System.exit(0);
            }
        }
        String input = scanner.nextLine();
        while(!input.equals("END")) {
            String[] inputArray2 = input.split(" ");
            for (int i = 0; i < personList.size(); i++) {
                if (personList.get(i).getName().equals(inputArray2[0])) {
                    for (int j = 0; j < productList.size(); j++) {
                        if (productList.get(j).getName().equals(inputArray2[1])) {
                            Person temp = personList.get(i);
                            temp.buyProduct(productList.get(j));
                            personList.set(i, temp);
                        }
                    }
                }
            }
            input = scanner.nextLine();
        }
        personList.stream().forEach(e -> {
            System.out.print(e.getName() + " - ");
            if (e.getProducts().size() == 0) {
                System.out.print("Nothing bought");
            } else {
                AtomicInteger counter = new AtomicInteger();
                e.getProducts().stream().forEach(t -> {
                    System.out.print(t.getName());
                    if (counter.get() < e.getProducts().size() - 1) {
                        System.out.print(", ");
                    }
                    counter.getAndIncrement();
                });
            }
            System.out.println("");
        });
    }
}
//=======================================================================================

package ShoppingSpree;

import java.util.ArrayList;
import java.util.List;

public class Person {
    private String name;
    private double money;
    private List<Product> products;

    public Person(String name, double money) {
        this.setName(name);
        this.setMoney(money);
        this.products = new ArrayList<>();
    }

    private void setName(String name) {
        if (name == null || name.length() < 1 || name.trim().isEmpty()) {
            throw new IllegalArgumentException("Name cannot be empty");
        } else {
            this.name = name;
        }
    }

    private void setMoney(double money) {
        if (money < 0) {
            throw new IllegalArgumentException("Money cannot be negative");
        } else {
            this.money = money;
        }
    }

    public void buyProduct (Product product) {
        if (this.money >= product.getCost()) {
            this.products.add(product);
            this.money = this.money - product.getCost();
            System.out.printf("%s bought %s\n", this.name, product.getName());
        } else {
            System.out.printf("%s can't afford %s", this.name, product.getName());
        }
    }

    public String getName() {
        return name;
    }

    public List<Product> getProducts() {
        return products;
    }
}
//=============================================================================================
package ShoppingSpree;

public class Product {
    private String name;
    private double cost;

    public Product(String name, double cost) {
        this.name = name;
        this.cost = cost;
    }

    private void setName(String name) {
        if (name == null || name.length() < 1 || name.trim().isEmpty()) {
            throw new IllegalArgumentException("Name cannot be empty");
        } else {
            this.name = name;
        }
    }

    private void setCost(double cost) {
        if (cost < 0) {
            throw new IllegalArgumentException("Money cannot be negative");
        } else {
            this.cost = cost;
        }
    }

    public String getName() {
        return name;
    }

    public double getCost() {
        return cost;
    }
}