AutowireCapableBeanFactory 根据名称:自动装配的BeanFactory,其实也是对BeanFactory的增强
//自动装配的Bean 工厂
public interface AutowireCapableBeanFactory extends BeanFactory { //工厂没有自动装配的Bean
int AUTOWIRE_NO = 0; //根据名称自动装配的Bean
int AUTOWIRE_BY_NAME = 1; //表明根据类型自动装配
int AUTOWIRE_BY_TYPE = 2; //根据构造方法快速装配的Bean
int AUTOWIRE_CONSTRUCTOR = 3;
//Bean的class内部来进行装配,Spring 3.0开始被弃用
@Deprecated
int AUTOWIRE_AUTODETECT = 4; //-------------------------------------------------------------------------
// Typical methods for creating and populating external bean instances
//典型的方法来创建和填充外部bean实例
//------------------------------------------------------------------------- /**
* Fully create a new bean instance of the given class.
* <p>Performs full initialization of the bean, including all applicable
* {@link BeanPostProcessor BeanPostProcessors}.
* <p>Note: This is intended for creating a fresh instance, populating annotated
* fields and methods as well as applying all standard bean initialization callbacks.
* It does <i>not</> imply traditional by-name or by-type autowiring of properties;
* use {@link #createBean(Class, int, boolean)} for those purposes.
* @param beanClass the class of the bean to create
* @return the new bean instance
* @throws BeansException if instantiation or wiring failed
*/
//根据bena的类型来创建Bean实例
<T> T createBean(Class<T> beanClass) throws BeansException; /**
* Populate the given bean instance through applying after-instantiation callbacks
* and bean property post-processing (e.g. for annotation-driven injection).
* <p>Note: This is essentially intended for (re-)populating annotated fields and
* methods, either for new instances or for deserialized instances. It does
* <i>not</i> imply traditional by-name or by-type autowiring of properties;
* use {@link #autowireBeanProperties} for those purposes.
* @param existingBean the existing bean instance
* @throws BeansException if wiring failed
*/
//给定对象,在后处理bean,进行自动装配
void autowireBean(Object existingBean) throws BeansException; //根据Bean的BeanDefinition,来装配这个未加工的Object
Object configureBean(Object existingBean, String beanName) throws BeansException; //-------------------------------------------------------------------------
// Specialized methods for fine-grained control over the bean lifecycle
//------------------------------------------------------------------------- //传入指定的Bean的类型,指定的装配的策略,是否依赖检查 来创建一个完全新的Bean
Object createBean(Class<?> beanClass, int autowireMode, boolean dependencyCheck) throws BeansException; //类似上面
Object autowire(Class<?> beanClass, int autowireMode, boolean dependencyCheck) throws BeansException; //自动装配
void autowireBeanProperties(Object existingBean, int autowireMode, boolean dependencyCheck)
throws BeansException; //初始化之前执行BeanPostProcessors
void applyBeanPropertyValues(Object existingBean, String beanName) throws BeansException; * <p>Note that no bean definition of the given name has to exist
* in the bean factory. The passed-in bean name will simply be used
* for callbacks but not checked against the registered bean definitions.
* @param existingBean the existing bean instance
* @param beanName the name of the bean, to be passed to it if necessary
* (only passed to {@link BeanPostProcessor BeanPostProcessors})
* @return the bean instance to use, either the original or a wrapped one
* @throws BeansException if the initialization failed
*/
Object initializeBean(Object existingBean, String beanName) throws BeansException; /**
* Apply {@link BeanPostProcessor BeanPostProcessors} to the given existing bean
* instance, invoking their {@code postProcessBeforeInitialization} methods.
* The returned bean instance may be a wrapper around the original.
* @param existingBean the new bean instance
* @param beanName the name of the bean
* @return the bean instance to use, either the original or a wrapped one
* @throws BeansException if any post-processing failed
* @see BeanPostProcessor#postProcessBeforeInitialization
*/
Object applyBeanPostProcessorsBeforeInitialization(Object existingBean, String beanName)
throws BeansException; /**
* Apply {@link BeanPostProcessor BeanPostProcessors} to the given existing bean
* instance, invoking their {@code postProcessAfterInitialization} methods.
* The returned bean instance may be a wrapper around the original.
* @param existingBean the new bean instance
* @param beanName the name of the bean
* @return the bean instance to use, either the original or a wrapped one
* @throws BeansException if any post-processing failed
* @see BeanPostProcessor#postProcessAfterInitialization
*/
Object applyBeanPostProcessorsAfterInitialization(Object existingBean, String beanName)
throws BeansException; /**
* Destroy the given bean instance (typically coming from {@link #createBean}),
* applying the {@link org.springframework.beans.factory.DisposableBean} contract as well as
* registered {@link DestructionAwareBeanPostProcessor DestructionAwareBeanPostProcessors}.
* <p>Any exception that arises during destruction should be caught
* and logged instead of propagated to the caller of this method.
* @param existingBean the bean instance to destroy
*/
//销毁指定的Bean
void destroyBean(Object existingBean); //-------------------------------------------------------------------------
// Delegate methods for resolving injection points
//------------------------------------------------------------------------- //
<T> NamedBeanHolder<T> resolveNamedBean(Class<T> requiredType) throws BeansException; //分解指定的依赖
Object resolveDependency(DependencyDescriptor descriptor, String requestingBeanName) throws BeansException; //同上
Object resolveDependency(DependencyDescriptor descriptor, String requestingBeanName,
Set<String> autowiredBeanNames, TypeConverter typeConverter) throws BeansException; }
英语翻译之前的都删了,也许有些地方自己理解的不对,可以指正下,
解析下:
1.常量:5个常量,1个是判断是工厂是否自动装配bean,其他常量是对自动装配的策略。其中常量等于4的这个在Spring3.0时候进行抛弃
2.6个自动装配bean的方法,3个和BeanPostProcessors有关的处理,2个指定的分解依赖的方法,1个销毁bean的方法,1个初始化Bean的方法
这个接口其实是扩张 了Bean的自动装配方法和前后处理器BeanPostProcessors
AutowireCapableBeanFactory 根据名称:自动装配的BeanFactory,其实也是对BeanFactory的增强的更多相关文章
- Spring按名称自动装配--byName
在Spring中,“按名称自动装配”是指,如果一个bean的名称与其他bean属性的名称是一样的,那么将自动装配它. 例如,如果“customer” bean公开一个“address”属性,Sprin ...
- spring:按照Bean的名称自动装配User
本实例将介绍如何按照Bean 的名称自动装配 User 对象! <bean> 元素的 autowire 属性负责自动装配 <bean> 标签,定义 JavaBean 的属性.这 ...
- 4.AutowireCapableBeanFactory 自动装配工厂
AutowireCapableBeanFactory 根据名称:自动装配的BeanFactory,其实也是对BeanFactory的增强 源代码: /* * Copyright 2002-2016 t ...
- [原创]java WEB学习笔记99:Spring学习---Spring Bean配置:自动装配,配置bean之间的关系(继承/依赖),bean的作用域(singleton,prototype,web环境作用域),使用外部属性文件
本博客的目的:①总结自己的学习过程,相当于学习笔记 ②将自己的经验分享给大家,相互学习,互相交流,不可商用 内容难免出现问题,欢迎指正,交流,探讨,可以留言,也可以通过以下方式联系. 本人互联网技术爱 ...
- Spring -- 入门,装备集合,自动装配,分散装配,自定义编辑器
1. 概要 struts2:web hibernate:持久化 spring:业务层.管理bean的,容器.List Map Set. 体验spring: 1.创建java项目. 2.引入spring ...
- Spring学习笔记 5. 尚硅谷_佟刚_Spring_自动装配
1,回顾以前的做法 一个人有姓名,有住址,有一辆车.其中住址和车也是一个类,这种情况下不用自动装配是十分容易实现的 (1)Person类 package com.zsq; public class P ...
- spring第一课,beans配置(中)——自动装配
•Spring IOC 容器可以自动装配 Bean. 需要做的仅仅是在 <bean> 的 autowire 属性里指定自动装配的模式 •byType(根据类型自动装配): 若 IOC 容器 ...
- spring的自动装配基础
当开始看别人的代码使用注解的时候,以为照着别人的代码写,也写一个注释就能实现这样的功能,但是,现在开始考虑自动装配时怎样实现的. 首先,如果如果知道如何手动在xml配置中"装配bean&qu ...
- Spring中自动装配(转)
Spring中有四种自动装配类型,分别为:byName,byType,constructor,autodetect,下面来分别介绍一下这些是如何自动装配的 <bean id="foo& ...
随机推荐
- NX二次开发-UFUN拾取屏幕位置UF_UI_specify_screen_position
#include <uf.h> #include <uf_ui.h> UF_initialize(); //拾取屏幕位置 //在屏幕用鼠标拾取一点 char sMessage[ ...
- NX二次开发-UFUN输入特征TAG,获取特征所有表达式TAG和个数UF_MODL_ask_exps_of_feature
NX9+VS2012 #include <uf.h> #include <uf_modl.h> UF_initialize(); //创建块 UF_FEATURE_SIGN S ...
- flutter 显示base64 图片
后台返回base64 为了本地显示需要转换成Uint8List 1.导入包 import 'dart:convert';2.后台返回base64 格式不被识别需要切分 //'"data:im ...
- 移动端单选插件-jquery
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title> ...
- 2019NOIP算法复健+学习
前言: 原本因为kma太弱,很多算法没学学了也不会用,打算设置密码给自己看.后来想了想,觉得也没有必要,既然决定了要学些东西到脑子里,就没什么好丢人的. 注:"×"意为完全没学,& ...
- Mybatis笔记 - Mapper动态代理
使用Mybatis开发Dao,通常有两个方法,即原始Dao开发方法和Mapper接口开发方法. Mapper接口开发方式是基于入门程序的基础上,对 控制程序 进行分层开发,程序员只需要 编写mappe ...
- code rain???
Everybody loves the visual effect of the falling binary code known as ” Rain ” in The Matrix. In thi ...
- js实现下拉框
<!doctype html> <html lang="en"> <head> <meta charset="UTF-8&quo ...
- 2018 年 -- 15 个有意思的 JavaScript 和 CSS 库
在Tutorialzine上你可以了解最新最酷的Web发展趋势.这就是为什么每个月都会发布一些偶然发现并认为值得你关注的最佳资源的缘由. Direction Reveal (方向展示) 该插件检测光标 ...
- vue3环境搭建以及创建简单项目。
1.环境准备,以下都是我的版本.自己在官网上面下载需要的版本. 尝试了Python3.7.3在创建vue3项目时出现问题. node.js10.16.0, python2.7.16, yarn1.16 ...