public interface MyService {

String getType();

void checkStatus();

void inc();

Integer getCount();
}

 
 
public abstract class MyServiceCommon implements MyService {


 private Integer count =  0;


 @Override
 public void inc() {
 count++;

    }


 @Override
 public Integer getCount() {
 System.out.println("MVS : " + count);
 return count;

    }


 @Override
 public void checkStatus() {
 // Your code
 }



}
 
@Component

public class MyServiceOne extends MyServiceCommon {


 @Override
 public String getType() {
 return "one";

    }



}
 
@Component

public class MyServiceTwo extends MyServiceCommon {
 @Override
 public String getType() {
 return "two";

    }





}
 

@Service

public class MyServiceFactory {


 @Autowired
 private List<MyService> services;


 private static final Map<String, MyService> myServiceCache = new HashMap<>();


 @PostConstruct
 public void initMyServiceCache() {
 for(MyService service : services) {
 myServiceCache.put(service.getType(), service);

        }

    }


 public MyService getService(String type) {
 MyService service = myServiceCache.get(type);
 if(service == null) throw new RuntimeException("Unknown service type: " + type);
 return service;

    }

}
 
 
 
@Component

public class TestFactory2 implements CommandLineRunner {


 @Autowired
 MyServiceFactory myServiceFactory;


 @Override
 public void run(String... args) throws Exception {
 MyService myServiceOne = myServiceFactory.getService("one");
 myServiceOne.checkStatus();;
 MyService myServiceTwo = myServiceFactory.getService("two");
 myServiceTwo.checkStatus();
 MyService myServiceThree = myServiceFactory.getService("one");
 myServiceOne.inc();
 myServiceOne.getCount();
 myServiceThree.getCount();



    }

}
 
MVS : 1
MVS : 1