Class Car

ch3/ApplicationContextTest.java:20–36

@Component class SuperEngine extends Engine {}

@Component
class Car {
    @Value("red") String color;
    @Value("100") int oil;
    @Autowired    Engine engine;
    @Autowired    Door[] doors;

    @Override
    public String toString() {
        return "Car{" +
                "color='" + color + '\'' +
                ", oil=" + oil +
                ", engine=" + engine +
                ", doors=" + Arrays.toString(doors) +
                '}';
    }
}

public class ApplicationContextTest {
    public static void main(String[] args) {