[기술면접] JAVA Libraries

03 Dec 2020

기술면접

Libraries

swagger2 확인하기

API 문서화 / 테스팅 라이브러리
logback 확인하기

로깅 라이브러리, 성능 좋음, 스프링부트에서 기본 제공중
lombok의 @Slf4j 어노테이션 사용가능

import com.example.demo.domain.User;
import com.example.demo.repository.UserRepository;
import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@AllArgsConstructor
@RestController
@Slf4j
@RequestMapping("/api/users")
public class ApiUserController {
    private final UserRepository userRepository;

    @GetMapping("")
    public String getAllUsers(){
        return "200 success";
    }

    @PostMapping
    public User create(String name, String info){
        User user = new User(name, info);
        try {
            return userRepository.save(user);
        }catch (RuntimeException ex) {
            log.warn(ex.getCause().getMessage());
            return user;
        }
    }
}

freemarker

템플릿 엔진
아래는 application.properties 관련 설정
spring.freemarker.template-loader-path=classpath:/templates
spring.freemarker.suffix=.ftl
pom.xml ~~~xml

org.springframework.boot spring-boot-starter-freemarker 2.1.3.RELEASE

~~~