ConfigurationProperties

Spring Boot์—์„œ propertiesํŒŒ์ผ์— ์ •์˜๋œ ํ”„๋กœํผํ‹ฐ์ค‘์— ํ•ด๋‹น prefix๋ฅผ ๊ฐ€์ง„ ํ”„๋กœํผํ‹ฐ๋“ค์„ POJO์— ๋งตํ•‘ํ•˜์—ฌ BEAN์œผ๋กœ ๋งŒ๋“ค์ˆ˜ ์žˆ๊ฒŒ ํ•ด์ฃผ๋Š” ์–ด๋…ธํ…Œ์ด์…˜

@Component
@ConfigurationProperties(prefix = "my-app")
@Getter @Setter
public class AppProperties {
    @NotEmpty
    private String adminUsername;

    @NotEmpty
    private String adminPassword;
}

์Šคํ”„๋ง์ด ํ•ด๋‹น ํด๋ž˜์Šค๋ฅผ bean์œผ๋กœ ๋“ฑ๋ก์‹œํ‚ค๊ฒŒ ํ•˜๊ธฐ ์œ„ํ•ด @Configuration์ด๋‚˜ @Component๋ฅผ ๊ฐ™์ด ๋ถ™์—ฌ์ฃผ์–ด์•ผํ•œ๋‹ค. ๋งŒ์•ฝ์— ๋ถ™์ด์ง€ ์•Š๋Š”๋‹ค๋ฉด mainํด๋ž˜์Šค์— @EnableCongurationProperties(ํ”„๋กœํผํ‹ฐ ํฌ๋ž˜์Šค๋ช….class)๋ฅผ ๋ถ™์—ฌ์ฃผ์–ด์•ผํ•œ๋‹ค.

๊ทธ๋Ÿฌ๋ฉด ์•„๋ž˜์™€ ๊ฐ™์ด .propertiesํŒŒ์ผ์— ์ž‘์„ฑ์„ ํ•˜๋ฉด๋œ๋‹ค.

my-app.admin-username=admin@email.com
my-app.admin-password=admin

Reference

https://sgc109.github.io/2020/07/07/spring-boot-configuration-properties/

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