/**

 * @author 70KG

 * @Title: SelectImportBean

 * @Description:

 * @date 2018/7/22下午4:59

 * @From www.nmyswls.com

 */

public class SelectImportBean implements ImportSelector {

    @Override

    public String[] selectImports(AnnotationMetadata annotationMetadata) {

        return new String[]{"com.nmys.story.springCore.springioc.importBean.Fish","com.nmys.story.springCore.springioc.importBean.Pig"};

    }

}

/**

 * @author 70KG

 * @Title: Config

 * @Description:

 * @date 2018/7/22下午4:41

 * @From www.nmyswls.com

 */

@Configuration

// 会自动向容器中加入实例化后的bean，默认的id是bean的全类名

@Import(value = {Dog.class, Cat.class, SelectImportBean.class})

public class ImportBeanConfig {

}

public class Test01 {

    @Test

    public void test() {

        // IOC容器创建(容器类似一个Map)

        AnnotationConfigApplicationContext ac = new AnnotationConfigApplicationContext(ImportBeanConfig.class);

        System.out.println("IOC容器初始化完成。。。。。");

        // 从容器中获取所有的bean的ID

        String[] definitionNames = ac.getBeanDefinitionNames();

        for (String name : definitionNames) {

            System.out.println("------->" + name);

        }

    }

}

IOC容器初始化完成。。。。。

------->org.springframework.context.annotation.internalConfigurationAnnotationProcessor

------->org.springframework.context.annotation.internalAutowiredAnnotationProcessor

------->org.springframework.context.annotation.internalRequiredAnnotationProcessor

------->org.springframework.context.annotation.internalCommonAnnotationProcessor

------->org.springframework.context.event.internalEventListenerProcessor

------->org.springframework.context.event.internalEventListenerFactory

------->importBeanConfig

------->com.nmys.story.springCore.springioc.importBean.Dog

------->com.nmys.story.springCore.springioc.importBean.Cat

------->com.nmys.story.springCore.springioc.importBean.Fish

------->com.nmys.story.springCore.springioc.importBean.Pig