* @throws Exception in the event of misconfiguration (such * as failure to set an essential property) or if initialization fails. */ void afterPropertiesSet() throws Exception; } 从方法名afterPropertiesSet也可以清楚
* @throws Exception in the event of misconfiguration (such as failure to set an * essential property) or if initialization fails for any other reason */voidafterPropertiesSet()throws Exception;} InitializingBean接口为bean提供了初始化方法的方式,只有afterPropertiesSet方法。 凡是实现该接口的类,在初始化be...
protected void finishBeanFactoryInitialization(ConfigurableListableBeanFactory beanFactory) { ... //重点看这个方法 // Instantiate all remaining (non-lazy-init) singletons. beanFactory.preInstantiateSingletons(); } public void preInstantiateSingletons() throws BeansException { if (logger.isTraceEnabled())...
{@code ApplicationContextAware} etc.* This method allows the bean instance to perform validation of its overall* configuration and final initialization when all bean properties have been set.* @throws Exception in the event
*/publicObjectpostProcessAfterInitialization(Objectbean,StringbeanName)throwsBeansException{if(beaninstanceofPerson){((Person)bean).init();System.out.println(beanName+"初始化后");}returnbean;}} 输出结果 当一个bean的作用域为prototype导致销毁方法不执行? - 『编程语言讨论求助区』 - 吾爱破解 - LCG ...
* as failure to set an essential property) or if initialization fails.*/voidafterPropertiesSet()throwsException; } 从方法名afterPropertiesSet也可以清楚的理解该方法是在属性设置后才调用的。 二、源码分析接口应用 通过查看spring的加载bean的源码类(AbstractAutowireCapableBeanFactory)可以看到 ...
* This method allows the bean instance to perform initialization only * possible when all bean properties have been set and to throw an * exception in the event of misconfiguration. * @throws Exception in the event of misconfiguration (such * as...
* as failure to set an essential property) or if initialization fails. */ void afterPropertiesSet() throws Exception; } 从方法名afterPropertiesSet也可以清楚的理解该方法是在属性设置后才调用的。 二、源码分析接口应用 通过查看spring的加载bean的源码类(AbstractAutowireCapableBeanFactory)可以看到 ...
@EnableAsync开启时它会向容器内注入AsyncAnnotationBeanPostProcessor,它是一个BeanPostProcessor,实现了postProcessAfterInitialization方法。此处我们看代码,创建代理的动作在抽象父类AbstractAdvisingBeanPostProcessor上: // @since 3.2 注意:@EnableAsync在Spring3.1后出现// 继承自ProxyProcessorSupport,所以具有动态代理相...
org.springframework.beans.factory.BeanCurrentlyInCreationException: Error creating bean with name 'beanOne': Requested bean is currently in creation: Is there an unresolvable circular reference?来看一个使用使用构造器注入引发循环引用的例子: @Component public class BeanOne { private final BeanTwo beanTwo...