AutowiredCollectionNotificationService.java

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"; }
}

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

@Component
public class PushNotificationService implements NotificationService {
    public void sendNotification(String message, String recipient) { /* Push notification logic */ }
    public String getServiceName() { return "Push"; }
}