java 定义一个懒惰初始化的bean（在web.xml，组件类或配置工厂类中）

Posted 2021-05-08

<bean id="accountDao" class="com.wiley.beginningspring.ch2.~CA AccountDaoInMemoryImpl"
 lazy-init="false">

@Configurationpublic class Ch2BeanConfiguration {@Bean@Lazy(true)public AccountService accountService() {AccountServiceImpl bean = new AccountServiceImpl();return bean; }//... }

@Service("accountService")@Lazy(true)public class AccountServiceImpl implements AccountService { //...}