orElseThrow dla kodu 404

PC38-RestSpring/src/main/java/sklep/rest/ProductEndpoint.java

@@ -29,13 +29,9 @@ public class ProductEndpoint {
 	
 	@GetMapping("/{id}")
 	public Product getOneProduct(@PathVariable("id") Integer id) {
-		Optional<Product> product = productRepository.findById(id);
-		if(product.isPresent()) {
-			return product.get();
-		} else {
-			throw new ResponseStatusException(HttpStatus.NOT_FOUND);
-		}
-		
+		return productRepository
+				.findById(id)
+				.orElseThrow(() -> new ResponseStatusException(HttpStatus.NOT_FOUND));
 	}
 
 }