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created by aha00a at 2021-10-08

last modified by aha00a at 2022-08-17

revision: 3

spring.profiles.active
Dependency Injection
See Also

Backlinks
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Spring

Java Web Framework

https://spring.io/

별로 좋아하진 않지만... 결국 먹고사니즘이구만.. --2021-10-08

1. `spring.profiles.active`

env

```
JAVA_OPTS=-Dspring.profiles.active=prd
```
```
SPRING_PROFILES_ACTIVE=prd
```

use

```
@Value("${spring.profiles.active}") String springProfilesActive
```

2. Dependency Injection

여러 방법이 있다..

필드 주입(Field Injection)
수정자 주입(Setter Injection)
생성자 주입(Constructor Injection)

현업에서는 Field Injection을 제일 많이 쓰는듯.. Constructor Injection만 쓰기로 한다. 나머지는 다 없어졌으면...

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3. See Also

3.1. Backlinks

3.2. Adjacent Pages