Reflect 4 Proxy May 2026
import java.lang.reflect.Proxy; public class Main public static void main(String[] args) RealUserService realService = new RealUserService();
public interface InvocationHandler public Object invoke(Object proxy, Method method, Object[] args) throws Throwable; reflect 4 proxy
import java.lang.reflect.InvocationHandler; import java.lang.reflect.Method; public class LoggingHandler implements InvocationHandler private final Object target; // real object import java