huci12/spring-core-study

✏️ study

spring-core

study

너무 많은 내용이라, 블로그에 정리함

core reference : https://docs.spring.io/spring-framework/docs/current/reference/html/core.html#spring-core

ApplicationContext

Spring IoC Container and Beans

Bean register 등록 원리 -1

https://blog.naver.com/gngh0101/221576302088

Bean register 등록 원리 -2

https://blog.naver.com/gngh0101/221590684880

BeanFactory vs ApplicationContext

https://blog.naver.com/gngh0101/221639046641

Dependency Injection Constructor 생성자 주입 원리

https://blog.naver.com/gngh0101/221683567520

Dependency Injection Autowired Filed Setter 주입 원리

https://blog.naver.com/gngh0101/221690000028

InitializeBean (@PostConstruct / InitializingBean / CustomInitMethod ... )동작 원리와 순서

https://blog.naver.com/gngh0101/221691289433

FactoryBean 동작 원리

https://blog.naver.com/gngh0101/222027480358

Event Publisher 동작 원리

https://blog.naver.com/gngh0101/222020512119

EventListener Bean 등록 과정

https://blog.naver.com/gngh0101/222022197174

EventListener Event dispatch 동작 원리

https://blog.naver.com/gngh0101/222040857815

Event Custom ApplicationEventMulticaster

https://blog.naver.com/gngh0101/222047805469

ClassPathXmlApplicationContext

• 고전적인 xml를 이용한 빈 설정 방법

AnnotationConfigApplicationContext

• @Configuration 을 이용한 빈 설정 방법

Application Context LifeCycle with Event

https://blog.naver.com/gngh0101/222363176425

Bean Scope

https://blog.naver.com/gngh0101/222344239921

• Singleton

• Prototype

프로토타입 빈이 싱글톤 빈을 참조할 경우 문제가 없다.

하지만 싱글톤 빈이 프로토 타입 빈을 참조하면

프로토타입 빈이 초기 래퍼런스 값을 변경하지 않는다.

-> scoped-proxy, Object-Provider

AOP(Aspect-Oriented Programming)

AOP의 이해

• https://blog.naver.com/gngh0101/221518490172

Dynamic Proxy 동작 원리

• https://blog.naver.com/gngh0101/221521927798

cglib

• https://blog.naver.com/gngh0101/221527082367

Configuration

Configuration Component 차이점

• https://blog.naver.com/gngh0101/221535845386

Configuration CGLIB 동작 원리

• https://blog.naver.com/gngh0101/221536672573

Enable Annotation

Import(Configuration, ImportSelector, ImportBeanDefinitionRegistrar)의 이해

• https://blog.naver.com/gngh0101/221542525164

Import(Configuration, ImportSelector, ImportBeanDefinitionRegistrar)의 동작 원리

• https://blog.naver.com/gngh0101/221547017730

SpEL

Spring Expression Language의 줄인 말로 런타임 시점에 object graph 를

조회, 조작하는 강력한 언어이다.

• object graph : 객체들의 연관 관계, 정보를 보여주는 그래프

AutoConfig

Stater

https://blog.naver.com/gngh0101/222044744634

• reference https://www.baeldung.com/spring-boot-custom-starter

Profile

2.4.0 이후부터 spring.profiles 이 아닌 spring.config.activate.on-profile 사용함

• 2.4.0 Migration Guide : https://github.com/spring-projects/spring-boot/wiki/Spring-Boot-Config-Data-Migration-Guide

Boot Run

1. WebApplicationType / SpringFactoriesLoader

https://blog.naver.com/gngh0101/222195371984

2. bootstrapper, SpringApplicationRunListener

https://blog.naver.com/gngh0101/222202365575

3. ConfigurableEnvironment

https://blog.naver.com/gngh0101/222208890915

4. Application.yml / properties load

https://blog.naver.com/gngh0101/222234252938

5. SpringApplicationRunListener

https://blog.naver.com/gngh0101/222445524716

MVC

@EnableWebMvc, AutoConfiguration 원리

• https://blog.naver.com/gngh0101/221754735617

DispatcherServlet

초기화와 기본전략

• https://blog.naver.com/gngh0101/221511448131

HandlerMapping의 이해

• https://blog.naver.com/gngh0101/221513567499

HandlerAdapter의 이해

• https://blog.naver.com/gngh0101/221515450102

@ResponseBody, @RestController 동작 원리

• https://blog.naver.com/gngh0101/221516352327

예외 처리 - @ControllerAdvice 동작 원리

• https://blog.naver.com/gngh0101/221738449583

WebFlux

https://github.com/hotire/spring-boot-webflux

기타

Enable Async 동작 원리

https://blog.naver.com/gngh0101/222073112894

Optimizing Spring Integration Tests

https://docs.spring.io/spring-framework/docs/current/reference/html/testing.html#testcontext-ctx-management-caching https://www.baeldung.com/spring-tests