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更新所有文章的图床，旧图床由于一些原因可能会逐渐失效

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2022-03-15 01:00:37 +08:00
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34
docs/spring-sourcecode-v1/02.第2章-后置工厂处理器和Bean生命周期.md
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@@ -97,7 +97,7 @@ public interface BeanFactoryPostProcessor {
}
```
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928171641029.png"/>
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928171641029.png"/>
核心就是我们对于传进来的参数，可以**修改，覆盖，添加**它的东西。对于BeanPostProcessor来说，传进来的参数是`(Object bean, String beanName)` ，它都已经把bean传给你了，这意味着我们可以修改传进来的Bean的任何东西。不管你是事务也好，AOP也好，都是通过这些个后置处理器来添加这些额外功能的。
@@ -106,11 +106,11 @@ BeanFactoryPostProcessor：后置增强BeanFactory，也就是增强Bean工厂
### BeanFactoryPostProcessor的接口关系
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928172716846.png" />
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928172716846.png" />
### BeanPostProcessor接口关系
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928173012384.png"/>
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928173012384.png"/>
DestructionAwareBeanPostProcessor接口是跟销毁有关的，我们这里不分析
@@ -391,7 +391,7 @@ public class MainTest {
### 流程图-Bean生命周期与后置工厂处理器
<img src="https://unpkg.zhimg.com/youthlql@1.0.7/spring-sourcecode-v1/flow_chart/Bean%E7%94%9F%E5%91%BD%E5%91%A8%E6%9C%9F%E4%B8%8E%E5%90%8E%E7%BD%AE%E5%B7%A5%E5%8E%82%E5%A4%84%E7%90%86%E5%99%A8.png">
<img src="https://img.imlql.cn/youthlql@1.0.7/spring-sourcecode-v1/flow_chart/Bean%E7%94%9F%E5%91%BD%E5%91%A8%E6%9C%9F%E4%B8%8E%E5%90%8E%E7%BD%AE%E5%B7%A5%E5%8E%82%E5%A4%84%E7%90%86%E5%99%A8.png">
### BeanDefinitionRegistryPostProcessor
@@ -399,7 +399,7 @@ public class MainTest {
##### Debug调用栈
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928193241982.png"/>
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928193241982.png"/>
##### AbstractApplicationContext#refresh()
@@ -615,9 +615,9 @@ public class MainTest {
> Spring中所有组件的获取都是通过getBean()，容器中有就拿，没有就创建。
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928203211130.png" />
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928203211130.png" />
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928195709384.png" />
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928195709384.png" />
下面那个是Spring默认提供的后置处理器，我们后面再讲。
@@ -677,11 +677,11 @@ public interface Ordered {
##### Debug调用栈
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928203957687.png"/>
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928203957687.png"/>
从PostProcessorRegistrationDelegate 142行开始走不同的调用，代码在上面有注释
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928204229225.png" />
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928204229225.png" />
##### PostProcessorRegistrationDelegate#invokeBeanDefinitionRegistryPostProcessors()
@@ -706,7 +706,7 @@ private static void invokeBeanDefinitionRegistryPostProcessors(
##### Debug调用栈
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928204806052.png" />
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928204806052.png" />
@@ -733,7 +733,7 @@ private static void invokeBeanFactoryPostProcessors(
##### Debug调用栈
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928210240702.png" />
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928210240702.png" />
@@ -741,7 +741,7 @@ private static void invokeBeanFactoryPostProcessors(
##### Debug调用栈
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928210858103.png">
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928210858103.png">
代码注释也是上面那个，BeanDefinitionRegistryPostProcessor和BeanFactoryPostProcessor执行逻辑基本一样
@@ -779,11 +779,11 @@ public class MainConfig {
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928211847405.png" />
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928211847405.png" />
从这一步进来
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928212026255.png" />
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928212026255.png" />
@@ -791,7 +791,7 @@ public class MainConfig {
#### PostProcessorRegistrationDelegate#invokeBeanDefinitionRegistryPostProcessors()
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928212134359.png" />
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928212134359.png" />
F7进入
@@ -799,7 +799,7 @@ F7进入
ConfigurationClassPostProcessor配置类的后置处理
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928212332382.png" />
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928212332382.png" />
@@ -914,7 +914,7 @@ ConfigurationClassPostProcessor配置类的后置处理
这几个怎么来的我们后面说
<img src="https://unpkg.zhimg.com/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928212543963.png" />
<img src="https://img.imlql.cn/youthlql@1.0.6/spring-sourcecode-v1/chapter_02/image-20210928212543963.png" />