vladdedita

@Bean
public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
        http
                .authorizeHttpRequests((authz) -> authz
                        .requestMatchers("/login", "/register")
                        .permitAll() // Login and register endpoints are accessible to allf
                        .anyRequest()
                        .authenticated() // Any other requests require authentication
                )
                .httpBasic(withDefaults()); // Enables basic authentication with default settings

vladdedita

@RestController
@RequestMapping("/coffees")
public class CoffeeController {

    @GetMapping("/{criteria}/details/{details}/reviews")
    public String getCoffeeDetailsAndReviews(@MatrixVariable(pathVar = "criteria") Map<String, String> criteriaMatrixVars,
                                             @MatrixVariable(pathVar = "details") Map<String, String> detailsMatrixVars) {
        String roast = criteriaMatrixVars.get("roast");
        String origin = criteriaMatrixVars.get("origin");
        String flavor = criteriaMatrixVars.get("flavor");

vladdedita

@Service
public class MyService {

    public void methodA() {
        // This method calls methodB internally
        this.methodB();
    }

    @Cacheable("myCache")
    public String methodB() {

vladdedita

@Service
public class MessageProcessingService {

    private final MessageProcessor<TextMessage> textMessageProcessor;
    private final MessageProcessor<ImageMessage> imageMessageProcessor;

    @Autowired
    public MessageProcessingService(MessageProcessor<TextMessage> textMessageProcessor, 
                                    MessageProcessor<ImageMessage> imageMessageProcessor) {
        this.textMessageProcessor = textMessageProcessor;

vladdedita

public interface MessageProcessor<T> {
    void process(T message);
}

@Component
public class TextMessageProcessor implements MessageProcessor<TextMessage> {
    @Override
    public void process(TextMessage message) {
        // Processing logic for text messages
    }

vladdedita

@Service
public class NotificationManager {
    @Autowired
    private List<NotificationService> notificationServices;

    public void sendNotifications(String message, String recipient) {
        for (NotificationService service : notificationServices) {
            service.sendNotification(message, recipient);
        }
    }

vladdedita

public interface NotificationService {
    void sendNotification(String message, String recipient);
    String getServiceName();
}

@Component
public class EmailNotificationService implements NotificationService {
    public void sendNotification(String message, String recipient) { /* Email sending logic */ }
    public String getServiceName() { return "Email"; }
}

vladdedita

	@Component
	public abstract class SingletonService {
	
		public void usePrototype() {
		    PrototypeService prototypeService = createPrototypeService();
		    prototypeService.doSomething();
		}
	
		@Lookup
		public PrototypeService createPrototypeService() {

vladdedita

@Component
public abstract class SingletonService {

	public void usePrototype() {
	    PrototypeService prototypeService = createPrototypeService();
	    prototypeService.doSomething();
	}

	@Lookup
	protected abstract PrototypeService createPrototypeService();

vladdedita

const CheckoutFormComponent = (props) => {
  const stripe = useStripe();
  const elements = useElements();
  const { fullName, email } = props;
  const [cardType, setCardType] = useState("");

  useEffect(() => {}, []);

  const handleSubmit = async (event) => {
    // Block native form submission.