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feat: adding exception in lesson14 homework by Yemi #452

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Original file line number Diff line number Diff line change
Expand Up @@ -17,19 +17,30 @@ public void addProduct(String productId, String name) {
products.put(productId, new Product(productId, name));
}

public String placeOrder(String productId, int quantity) {
public String placeOrder(String productId, int quantity) throws ProductNotFoundException {
Product product = products.get(productId);
if (product == null) {
throw new ProductNotFoundException("Product with ID " + productId + " not found");
}
String orderId = UUID.randomUUID().toString();
orders.put(orderId, new Order(orderId, product, quantity));
return orderId;
}

public void cancelOrder(String orderId) {
public void cancelOrder(String orderId) throws OrderNotFoundException {
Order order = orders.get(orderId);
try {
if (order == null)
throw new OrderNotFoundException("Order with order ID " + orderId + " does not exist");
} catch (OrderNotFoundException e) {
System.out.println("Order with order ID " + orderId + " does not exist");
}
orders.remove(orderId);
}

public String checkOrderStatus(String orderId) {
public String checkOrderStatus(String orderId) throws OrderNotFoundException {
Order order = orders.get(orderId);
if (order == null) throw new OrderNotFoundException("Order with ID " + orderId + " not found");
return "Order ID: "
+ orderId
+ ", Product: "
Expand Down
Original file line number Diff line number Diff line change
@@ -1,8 +1,7 @@
/*
* Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
* Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
*/

package com.codedifferently.lesson14.ecommerce;

class OrderNotFoundException {}
class OrderNotFoundException extends RuntimeException {
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public OrderNotFoundException(String message) {
super(message);
}
}
Original file line number Diff line number Diff line change
@@ -1,8 +1,7 @@
/*
* Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
* Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
*/

package com.codedifferently.lesson14.ecommerce;

class ProductNotFoundException {}
class ProductNotFoundException extends RuntimeException {
public ProductNotFoundException(String message) {
super(message);
}
}