spring启动时自动加载

@Configuration
@ComponentScan(value="")
public class IDGenConfig {
    @Bean(initMethod = "init")
    public BeanWayService useBeanWayService(){
        return new BeanWayService();
    }
}

public class BeanWayService {

public void init(){

}

}

实现ApplicationListener<ApplicationReadyEvent> 重写 onApplicationEvent方法

spring启动时自动加载

原文：https://www.cnblogs.com/chexiedaping/p/14325689.html