properties-for-springboot.md

@ConfigurationProperties

src/main/resources/application.properties

app.config.app-name=Sample

src/main/java/*/properties/AppConfigProperties.java

@Getter
@Setter
@ConfigurationProperties(prefix = "app.config")
public class AppConfigProperties {
    private String appName;
}

src/main/java/*/service/AppService.java

@Service
public class AppService {
    @AutoWired
    private AppConfigProperties properties;

    public void test() {
        properties.getAppName(); // -> "Sample"
    }
}