使用spring5.0.7 ，JDK8測試

區別如下； BeanFactory 採取延遲載入，第一次getBean時才會初始化Bean

ApplicationContext 在載入applicationContext.xml時建立Bean物件

/**
 * @auther SyntacticSugar
 * @data 2018/11/7 0007下午 3:20
 */
public class IocTest {
    @Test
    public  void test01(){

        ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext
 
("applicationContext.xml");
        System.out.println("----");
        UserDao userDao = (UserDao) context.getBean("userDao");
        userDao.save();
    }
    @Test
    public  void test02(){
        XmlBeanFactory factory = new XmlBeanFactory(new ClassPathResource("applicationContext.xml"));
        System.
 
out.println("----");
        UserDao userDao = (UserDao) factory.getBean("userDao");
        userDao.save();
    }

}

test01 test02