之前看过，再分析一次spring aop过程

2024-05-12 12:08
文章标签 java 分析 spring 过程 一次 之前 aop 看过

本文主要是介绍之前看过，再分析一次spring aop过程，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！

org.springframework.aop.aspectj.annotation.ReflectiveAspectJAdvisorFactory
org.springframework.beans.factory.support.DefaultListableBeanFactory


org.springframework.aop.framework.JdkDynamicAopProxy
org.springframework.aop.framework.CglibAopProxy
这两个都继承了AopProxy
org.springframework.aop.framework.DefaultAopProxyFactory 代理上面两个AopProxy

注意了： 此奶为spring容器初始化正在实例会单例bean的栈路径；

2016-06-02 13:12:26
"main" - Thread t@1
java.lang.Thread.State: RUNNABLE
at org.springframework.aop.framework.JdkDynamicAopProxy.<init>(JdkDynamicAopProxy.java:105)
at org.springframework.aop.framework.DefaultAopProxyFactory.createAopProxy(DefaultAopProxyFactory.java:65)
at org.springframework.aop.framework.ProxyCreatorSupport.createAopProxy(ProxyCreatorSupport.java:105)
- locked <3941f799> (a org.springframework.aop.framework.ProxyFactory)
at org.springframework.aop.framework.ProxyFactory.getProxy(ProxyFactory.java:111)
at org.springframework.aop.framework.autoproxy.AbstractAutoProxyCreator.createProxy(AbstractAutoProxyCreator.java:477)
at org.springframework.aop.framework.autoproxy.AbstractAutoProxyCreator.wrapIfNecessary(AbstractAutoProxyCreator.java:362)
at org.springframework.aop.framework.autoproxy.AbstractAutoProxyCreator.postProcessAfterInitialization(AbstractAutoProxyCreator.java:322)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyBeanPostProcessorsAfterInitialization(AbstractAutowireCapableBeanFactory.java:409)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1488)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:521)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:295)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:223)
- locked <19e67b2d> (a java.util.concurrent.ConcurrentHashMap)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:292)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:626)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:932)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:479)
- locked <6aa0d4a3> (a java.lang.Object)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:139)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:83)
at com.springapp.demo.SpringContainer.main(SpringContainer.java:29)

Locked ownable synchronizers:
- None


spring循环引用判断处：
"main" - Thread t@1
java.lang.Thread.State: RUNNABLE
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:255)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:626)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:932)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:479)
- locked <101dd23e> (a java.lang.Object)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:139)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:83)
at com.springapp.demo.SpringContainer.main(SpringContainer.java:29)

Locked ownable synchronizers:
- None


判断是否依懒其他的引用：
"main" - Thread t@1
java.lang.Thread.State: RUNNABLE
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:291)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:626)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:932)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:479)
- locked <101dd23e> (a java.lang.Object)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:139)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:83)
at com.springapp.demo.SpringContainer.main(SpringContainer.java:29)

Locked ownable synchronizers:
- None


查看所有的beanpostprocessor:
[color=red][org.springframework.context.support.ApplicationContextAwareProcessor@5bc8ab1e, //初始化AccessControlContext，与代码权限相关的东西相关
org.springframework.context.support.AbstractApplicationContext$BeanPostProcessorChecker@535a6da5, //打印初始化bean日志用
org.springframework.context.annotation.ConfigurationClassPostProcessor$ImportAwareBeanPostProcessor@5d93302b, //处理import相关用
proxyTargetClass=false; optimize=false; opaque=false; exposeProxy=false; frozen=false,
// 这个是：class org.springframework.aop.aspectj.annotation.AnnotationAwareAspectJAutoProxyCreator，用于初始化自动切面注入的构造器
//AnnotationAwareAspectJAutoProxyCreator这个类中 ， org.springframework.aop.aspectj.annotation.AnnotationAwareAspectJAutoProxyCreator.isInfrastructureClass(Class)此处在（postProcessBeforeInstantiation阶段）过滤所有bean,哪一些是具备AOP拦接功能的bean,并把它们记录下来(记录在advisedBeans)，以备在后面的postProcessAfterInstantiation阶段决定是否进行创建ProxyBean的替换
com.springapp.demo.aware.SimpleBeanPostProcessor@1242bced,
org.springframework.context.annotation.CommonAnnotationBeanPostProcessor@b47af37, //用于支持JSR-250标注用
org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor@70bb19ab, //用于自动注入用（包括JSR-330），识别Autowired.class & Value.class
org.springframework.beans.factory.annotation.RequiredAnnotationBeanPostProcessor@f4049aa, //自动注入
org.springframework.context.support.AbstractApplicationContext$ApplicationListenerDetector@55d49663 //确定该bean是否增监听器ApplicationListener
][/color]

"main" - Thread t@1
java.lang.Thread.State: RUNNABLE
at org.springframework.aop.framework.JdkDynamicAopProxy.<init>(JdkDynamicAopProxy.java:102)
at org.springframework.aop.framework.DefaultAopProxyFactory.createAopProxy(DefaultAopProxyFactory.java:65)
at org.springframework.aop.framework.ProxyCreatorSupport.createAopProxy(ProxyCreatorSupport.java:105)
//org.springframework.aop.framework.ProxyCreatorSupport构造函数：
//public ProxyCreatorSupport() {
// this.aopProxyFactory = new DefaultAopProxyFactory();，此出已经出来了，使用了上面的两种代理的构造器；
//}
//
- locked <2b90a58b> (a org.springframework.aop.framework.ProxyFactory)
at org.springframework.aop.framework.ProxyFactory.getProxy(ProxyFactory.java:111)
at org.springframework.aop.framework.autoproxy.AbstractAutoProxyCreator.createProxy(AbstractAutoProxyCreator.java:477)
//前面两句代码是判断是否需要代理，if (specificInterceptors != DO_NOT_PROXY) {
//org.springframework.aop.framework.autoproxy.AbstractAutoProxyCreator.createProxy(Class<?>, String, Object[], TargetSource)/此方法中内容为重点创建PROXY///代码中
//ProxyFactory proxyFactory = new ProxyFactory();
//并且传递了proxyConfig
//proxyFactory.copyFrom(this);
//此

at org.springframework.aop.framework.autoproxy.AbstractAutoProxyCreator.wrapIfNecessary(AbstractAutoProxyCreator.java:362) //打包装饰成代理
at org.springframework.aop.framework.autoproxy.AbstractAutoProxyCreator.postProcessAfterInitialization(AbstractAutoProxyCreator.java:322)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyBeanPostProcessorsAfterInitialization(AbstractAutowireCapableBeanFactory.java:409)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1488)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:521)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:295)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:223)
- locked <25645f05> (a java.util.concurrent.ConcurrentHashMap)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:292)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:626)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:932)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:479)
- locked <101dd23e> (a java.lang.Object)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:139)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:83)
at com.springapp.demo.SpringContainer.main(SpringContainer.java:29)

Locked ownable synchronizers:
- None


//SPRING BEAN 的属性填充代码栈如下

2016-06-02 15:17:10

"main" - Thread t@1
java.lang.Thread.State: RUNNABLE
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1116)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
//代码如下：先填充，再暴露出复合物实的bean exposedObject
//try {
populateBean(beanName, mbd, instanceWrapper);
if (exposedObject != null) {
exposedObject = initializeBean(beanName, exposedObject, mbd);
}
//
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:295)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:223)
- locked <3c86225c> (a java.util.concurrent.ConcurrentHashMap)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:292)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:198)
at org.springframework.context.support.AbstractApplicationContext.registerBeanPostProcessors(AbstractApplicationContext.java:741)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:464)
- locked <a39e50f> (a java.lang.Object)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:139)
at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:83)
at com.springapp.demo.SpringContainer.main(SpringContainer.java:29)

Locked ownable synchronizers:
- None

这篇关于之前看过，再分析一次spring aop过程的文章就介绍到这儿，希望我们推荐的文章对编程师们有所帮助！


http://www.chinasem.cn/article/982588。

相关文章

Spring boot整合dubbo+zookeeper的详细过程

Spring boot整合dubbo+zookeeper的详细过程

《Springboot整合dubbo+zookeeper的详细过程》本文讲解SpringBoot整合Dubbo与Zookeeper实现API、Provider、Consumer模式,包含依赖配置、... 目录Spring boot整合dubbo+zookeeper1.创建父工程2.父工程引入依赖3.创建ap
阅读更多...
Linux下进程的CPU配置与线程绑定过程

Linux下进程的CPU配置与线程绑定过程

《Linux下进程的CPU配置与线程绑定过程》本文介绍Linux系统中基于进程和线程的CPU配置方法,通过taskset命令和pthread库调整亲和力,将进程/线程绑定到特定CPU核心以优化资源分配... 目录1 基于进程的CPU配置1.1 对CPU亲和力的配置1.2 绑定进程到指定CPU核上运行2 基于
阅读更多...
SpringBoot结合Docker进行容器化处理指南

SpringBoot结合Docker进行容器化处理指南

《SpringBoot结合Docker进行容器化处理指南》在当今快速发展的软件工程领域,SpringBoot和Docker已经成为现代Java开发者的必备工具,本文将深入讲解如何将一个SpringBo... 目录前言一、为什么选择 Spring Bootjavascript + docker1. 快速部署与
阅读更多...
MySQL中的LENGTH()函数用法详解与实例分析

MySQL中的LENGTH()函数用法详解与实例分析

《MySQL中的LENGTH()函数用法详解与实例分析》MySQLLENGTH()函数用于计算字符串的字节长度,区别于CHAR_LENGTH()的字符长度,适用于多字节字符集（如UTF-8）的数据验证... 目录1. LENGTH()函数的基本语法2. LENGTH()函数的返回值2.1 示例1：计算字符串
阅读更多...
Spring Boot spring-boot-maven-plugin 参数配置详解(最新推荐)

Spring Boot spring-boot-maven-plugin 参数配置详解(最新推荐)

《SpringBootspring-boot-maven-plugin参数配置详解(最新推荐)》文章介绍了SpringBootMaven插件的5个核心目标（repackage、run、start... 目录一 spring-boot-maven-plugin 插件的5个Goals二 应用场景1 重新打包应用
阅读更多...
SpringBoot+EasyExcel实现自定义复杂样式导入导出

SpringBoot+EasyExcel实现自定义复杂样式导入导出

《SpringBoot+EasyExcel实现自定义复杂样式导入导出》这篇文章主要为大家详细介绍了SpringBoot如何结果EasyExcel实现自定义复杂样式导入导出功能,文中的示例代码讲解详细,... 目录安装处理自定义导出复杂场景1、列不固定，动态列2、动态下拉3、自定义锁定行/列，添加密码4、合并
阅读更多...
Spring Boot集成Druid实现数据源管理与监控的详细步骤

Spring Boot集成Druid实现数据源管理与监控的详细步骤

《SpringBoot集成Druid实现数据源管理与监控的详细步骤》本文介绍如何在SpringBoot项目中集成Druid数据库连接池,包括环境搭建、Maven依赖配置、SpringBoot配置文件... 目录1. 引言1.1 环境准备1.2 Druid介绍2. 配置Druid连接池3. 查看Druid监控
阅读更多...
Java中读取YAML文件配置信息常见问题及解决方法

Java中读取YAML文件配置信息常见问题及解决方法

《Java中读取YAML文件配置信息常见问题及解决方法》：本文主要介绍Java中读取YAML文件配置信息常见问题及解决方法,本文给大家介绍的非常详细,对大家的学习或工作具有一定的参考借鉴价值,需要... 目录1 使用Spring Boot的@ConfigurationProperties2. 使用@Valu
阅读更多...
创建Java keystore文件的完整指南及详细步骤

创建Java keystore文件的完整指南及详细步骤

《创建Javakeystore文件的完整指南及详细步骤》本文详解Java中keystore的创建与配置,涵盖私钥管理、自签名与CA证书生成、SSL/TLS应用,强调安全存储及验证机制,确保通信加密和... 目录1. 秘密键（私钥）的理解与管理私钥的定义与重要性私钥的管理策略私钥的生成与存储2. 证书的创建与
阅读更多...
浅析Spring如何控制Bean的加载顺序

浅析Spring如何控制Bean的加载顺序

《浅析Spring如何控制Bean的加载顺序》在大多数情况下,我们不需要手动控制Bean的加载顺序,因为Spring的IoC容器足够智能,但在某些特殊场景下,这种隐式的依赖关系可能不存在,下面我们就来... 目录核心原则：依赖驱动加载手动控制 Bean 加载顺序的方法方法 1：使用@DependsOn(最直
阅读更多...

Copyright China编程 23002807@qq.com

沪ICP备2023033072号-2