spring bean 生命周期实例
所属分类 spring
浏览量 1406
BeanFactoryPostProcessor (可动态维护bean属性)
set注入
BeanNameAware#setBeanName
BeanFactoryAware#setBeanFactory
ApplicationContextAware#setApplicationContext
BeanPostProcessor#postProcessBeforeInitialization
@PostConstruct 注解方法
InitializingBean#afterPropertiesSet
bean xml中定义的 init-method 方法
BeanPostProcessor#postProcessAfterInitialization
@PreDestroy#preDestroy
DisposableBean#destroy
注意!!!
@PostConstruct 与 @PreDestroy 需要开启组件扫描 ,否则不会生效
实例代码
https://gitee.com/dyyx/hellocode/blob/master/project/springtest/src/main/java/dyyx/life/LifeCycleTestBean.java
测试类
https://gitee.com/dyyx/hellocode/blob/master/project/springtest/src/main/java/dyyx/life/LifeCycleTest.java
spring xml 配置
https://gitee.com/dyyx/hellocode/blob/master/project/springtest/src/main/resources/life-cycle.xml
日志输出
BeanFactoryPostProcessorBean() run 1551750663964
********
BeanFactoryPostProcessor#postProcessBeanFactory run 1551750663981
org.springframework.context.annotation.internalConfigurationAnnotationProcessor bean properties: PropertyValues: length=0
org.springframework.context.annotation.internalAutowiredAnnotationProcessor bean properties: PropertyValues: length=0
org.springframework.context.annotation.internalRequiredAnnotationProcessor bean properties: PropertyValues: length=0
org.springframework.context.annotation.internalCommonAnnotationProcessor bean properties: PropertyValues: length=0
lifeCycleTestBean bean properties: PropertyValues: length=1; bean property 'name'
lifeCycleTestBean2 bean properties: PropertyValues: length=0
beanPostProcessorBean bean properties: PropertyValues: length=0
beanFactoryPostProcessorBean bean properties: PropertyValues: length=0
org.springframework.context.annotation.ConfigurationClassPostProcessor.importAwareProcessor bean properties: PropertyValues: length=0
org.springframework.context.annotation.ConfigurationClassPostProcessor.enhancedConfigurationProcessor bean properties: PropertyValues: length=0
BeanFactoryPostProcessor#postProcessBeanFactory done 1551750663982
********
BeanPostProcessorBean() run 1551750663990
LifeCycleTestBean() run 1551750664003
setInject#setName run 1551750664025
BeanNameAware#setBeanName run 1551750664025
BeanFactoryAware#setBeanFactory run 1551750664025
ApplicationContextAware#setApplicationContext run 1551750664025
BeanPostProcessor#postProcessBeforeInitialization.beanName=lifeCycleTestBean
@PostConstruct#postConstruct run 1551750664025
InitializingBean#afterPropertiesSet run 1551750664025
init-method#init run 1551750664025
BeanPostProcessor#postProcessAfterInitialization.beanName=lifeCycleTestBean
LifeCycleTestBean2() run 1551750664026
BeanPostProcessor#postProcessBeforeInitialization.beanName=lifeCycleTestBean2
BeanPostProcessor#postProcessAfterInitialization.beanName=lifeCycleTestBean2
bean=name=tiger,beanName=lifeCycleTestBean,beanFactory=org.springframework.beans.factory.support.DefaultListableBeanFactory@343f4d3d: defining beans [org.springframework.context.annotation.internalConfigurationAnnotationProcessor,org.springframework.context.annotation.internalAutowiredAnnotationProcessor,org.springframework.context.annotation.internalRequiredAnnotationProcessor,org.springframework.context.annotation.internalCommonAnnotationProcessor,lifeCycleTestBean,lifeCycleTestBean2,beanPostProcessorBean,beanFactoryPostProcessorBean,org.springframework.context.annotation.ConfigurationClassPostProcessor.importAwareProcessor,org.springframework.context.annotation.ConfigurationClassPostProcessor.enhancedConfigurationProcessor]; root of factory hierarchy
bean2=dyyx.life.LifeCycleTestBean2@1a3869f4
@PreDestroy#preDestroy run 1551750664035
DisposableBean#destroy run 1551750664035
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