feat : 전역적 예외처리 로직 생성 및 Success,ErrorResponse 리팩토링

src/main/java/ai/softeer/caecae/CaecaeApplication.java

@@ -6,8 +6,8 @@
 @SpringBootApplication
 public class CaecaeApplication {
 
-	public static void main(String[] args) {
-		SpringApplication.run(CaecaeApplication.class, args);
-	}
+    public static void main(String[] args) {
+        SpringApplication.run(CaecaeApplication.class, args);
+    }
 
 }

src/main/java/ai/softeer/caecae/admin/api/S3Controller.java

@@ -1,9 +1,7 @@
-package ai.softeer.caecae.admin.api;
+package ai.softeer.caecae;
 
-import ai.softeer.caecae.global.dto.response.SuccessResponse;
 import ai.softeer.caecae.global.utils.S3Service;
 import lombok.RequiredArgsConstructor;
-import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
@@ -14,11 +12,12 @@
 public class S3Controller {
     private final S3Service s3Service;
 
-    //TODO : admin 도메인의 정답 정보 등록 컨트롤러로 종속시키기
     @PostMapping("/api/s3")
-    public ResponseEntity<SuccessResponse<String>> upload(@RequestParam("file") MultipartFile file) {
+    public String upload(@RequestParam("file") MultipartFile file) {
         String filePath = s3Service.uploadFile(file);
-        return ResponseEntity.ok(new SuccessResponse<>(filePath));
+        return filePath + "created!";
+        //TODO : ResponseEntity 생성하기
+
     }
 
 }

src/main/java/ai/softeer/caecae/global/controller/HealthTestController.java

@@ -1,18 +1,16 @@
 package ai.softeer.caecae.global.controller;
 
 import ai.softeer.caecae.global.dto.response.SuccessResponse;
+import ai.softeer.caecae.global.enums.SuccessCode;
 import org.springframework.http.ResponseEntity;
-import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
 
-@Controller
-@RequestMapping("/api/health")
+@RestController
 public class HealthTestController {
-    @GetMapping("")
+    @GetMapping("/api/health")
     public ResponseEntity<SuccessResponse<String>> healthTest() {
-        return ResponseEntity.ok(new SuccessResponse<>(1000,"api health test에 성공했습니다.","health test v1"));
+        return SuccessResponse.of(SuccessCode.OK, "Caecae Spring Server Health Test ~!");
     }
-
 }
 

src/main/java/ai/softeer/caecae/global/dto/response/BaseResponse.java

@@ -3,10 +3,14 @@
 import lombok.AllArgsConstructor;
 import lombok.Getter;
 
+/**
+ * Http 요청에 대한 응답(성공,실패)시 본문에 반환할 객체
+ */
 @Getter
 @AllArgsConstructor
 public abstract class BaseResponse {
     // 커스텀 응답 코드 종류
+    // TODO : 커스텀 응답코드 문서화
     private int responseCode;
     // 응답 정보를 담은 메시지
     private String message;

src/main/java/ai/softeer/caecae/global/dto/response/ErrorResponse.java

@@ -1,11 +1,22 @@
 package ai.softeer.caecae.global.dto.response;
 
+import ai.softeer.caecae.global.enums.ErrorCode;
 import lombok.Getter;
+import org.springframework.http.ResponseEntity;
 
+/**
+ * Http 요청에 대한 실패 응답 본문에 반환할 객체
+ */
 @Getter
-public class ErrorResponse extends BaseResponse{
-    public ErrorResponse(int responseCode, String message) {
-        super(responseCode, message);
+public class ErrorResponse extends BaseResponse {
+
+    private ErrorResponse(ErrorCode errorCode) {
+        super(errorCode.getResponseCode(), errorCode.getMessage());
+    }
+
+    public static ResponseEntity<ErrorResponse> of(ErrorCode errorCode) {
+        return ResponseEntity.status(errorCode.getHttpStatus())
+                .body(new ErrorResponse(errorCode));
     }
 
 }

src/main/java/ai/softeer/caecae/global/dto/response/SuccessResponse.java

@@ -1,22 +1,31 @@
 package ai.softeer.caecae.global.dto.response;
 
-import lombok.Builder;
+import ai.softeer.caecae.global.enums.SuccessCode;
 import lombok.Getter;
+import org.springframework.http.ResponseEntity;
 
+/**
+ * Http 요청에 대한 성공 응답 본문에 반환할 객체
+ */
 @Getter
 public class SuccessResponse<T> extends BaseResponse {
     // httpResponse 를 통해 넘겨 줄 응답 데이터
     private T data;
+    // 응답 성공 관련 정보
 
-    // 응답코드, 메세지, 반환 데이터를 파라미터로 받는 생성자
-    public SuccessResponse(int responseCode, String message, T data) {
-        super(responseCode, message);
+    // 성공 관련 정보,  반환 데이터를 파라미터로 받는 생성자
+    private SuccessResponse(SuccessCode successCode, T data) {
+        super(successCode.getResponseCode(), successCode.getMessage());
         this.data = data;
     }
 
-    // 코드 및 메시지를 설정하지 않은 생성자
-    public SuccessResponse(T data) {
-        super(0, "요청 성공 기본 메시지 입니다.");
-        this.data = data;
+
+    // 팩토리 메서드 부분
+    // Controller 에서 사용할 ResponseEntity 를 반환하는 팩토리메서드
+    public static <T> ResponseEntity<SuccessResponse<T>> of(SuccessCode successCode, T data) {
+        return ResponseEntity.status(successCode.getHttpStatus())
+                .body(new SuccessResponse<>(successCode, data));
     }
+
+
 }

src/main/java/ai/softeer/caecae/global/entity/BaseEntity.java

@@ -1,11 +1,23 @@
 package ai.softeer.caecae.global.entity;
 
+import jakarta.persistence.EntityListeners;
+import jakarta.persistence.MappedSuperclass;
+import lombok.Getter;
+import org.springframework.data.annotation.CreatedDate;
+import org.springframework.data.annotation.LastModifiedDate;
+import org.springframework.data.jpa.domain.support.AuditingEntityListener;
+
 import java.time.LocalDateTime;
 
-//TODO : JPA 의존성 설정 후 Audit, CreatedAt 등 어노테이션 설정
+@Getter
+@MappedSuperclass // 상속받은 엔티티가 아래 컬럼을 인식할 수 있음
+@EntityListeners(AuditingEntityListener.class) // 자동으로 컬럼에 해당 값을 넣어주는 audit 기능
 public abstract class BaseEntity {
     // 엔티티가 생성된 시간
+    @CreatedDate
     private LocalDateTime createdAt;
+
     // 엔티티가 업데이트된 시간
+    @LastModifiedDate
     private LocalDateTime updatedAt;
 }

src/main/java/ai/softeer/caecae/global/enums/BaseCode.java

@@ -0,0 +1,20 @@
+package ai.softeer.caecae.global.enums;
+
+import org.springframework.http.HttpStatus;
+
+/**
+ * Http 요청에 대한 응답과 관련있는 정보
+ */
+public interface BaseCode {
+    // 커스텀 응답 코드 종류
+    int getResponseCode();
+    // 응답 정보를 담은 메시지
+    String getMessage();
+    // HttpStatus
+    HttpStatus getHttpStatus();
+
+
+}
+
+
+

src/main/java/ai/softeer/caecae/global/enums/ErrorCode.java

@@ -0,0 +1,35 @@
+package ai.softeer.caecae.global.enums;
+
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import org.springframework.http.HttpStatus;
+
+/**
+ * Http 요청에 대한 에러 응답과 관련있는 정보
+ */
+@Getter
+@AllArgsConstructor(access = AccessLevel.PROTECTED)
+public enum ErrorCode implements BaseCode {
+    //TODO : 코드 문서화
+    /**
+     * 1000 : 틀린그림찾기
+     */
+    NOT_FOUND(1000, "잘못된 요청입니다.", HttpStatus.NOT_FOUND),
+
+    /**
+     * 2xxx : 레이싱게임 ..
+     */
+    NEED_AUTHENICATE(1000, "권한이 필요한 요청입니다,", HttpStatus.UNAUTHORIZED),
+
+
+    /**
+     * 9xxx : 기타 에러
+     */
+    INTERNAL_SERVER_ERROR(-1, "서버 내부 오류입니다.", HttpStatus.INTERNAL_SERVER_ERROR);
+
+    private final int responseCode;
+    private final String message;
+    private final HttpStatus httpStatus;
+
+}

src/main/java/ai/softeer/caecae/global/enums/SuccessCode.java

@@ -0,0 +1,32 @@
+package ai.softeer.caecae.global.enums;
+
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import org.springframework.http.HttpStatus;
+
+/**
+ * Http 요청에 대한 성공 응답과 관련있는 정보
+ */
+@Getter
+@AllArgsConstructor(access = AccessLevel.PROTECTED)
+public enum SuccessCode implements BaseCode {
+    //TODO : 코드 문서화
+    /**
+     * 1000 : 틀린그림찾기
+     */
+    OK(1000, "요청이 성공했습니다.", HttpStatus.OK),
+
+    /**
+     * 2xxx : 레이싱게임 ..
+     */
+    CREATED(1001, "생성 요청이 성공했습니다.", HttpStatus.CREATED),
+    USER_CREATED(1001, "유저 회원가입이 성공했습니다.", HttpStatus.CREATED),
+    TEAM_CREATED(1001, "팀 등록에 성공했습니다.", HttpStatus.CREATED);
+
+    private final int responseCode;
+    private final String message;
+    private final HttpStatus httpStatus;
+
+
+}

src/main/java/ai/softeer/caecae/global/exception/GlobalException.java

@@ -0,0 +1,17 @@
+package ai.softeer.caecae.global.exception;
+
+import ai.softeer.caecae.global.enums.ErrorCode;
+import lombok.Getter;
+
+@Getter
+public class GlobalException extends RuntimeException {
+    private final ErrorCode errorCode;
+
+    public GlobalException(ErrorCode errorCode) {
+        super(errorCode.getMessage());
+        this.errorCode = errorCode;
+
+
+    }
+
+}

src/main/java/ai/softeer/caecae/global/exception/GlobalExceptionHandler.java

@@ -0,0 +1,27 @@
+package ai.softeer.caecae.global.exception;
+
+import ai.softeer.caecae.global.dto.response.ErrorResponse;
+import ai.softeer.caecae.global.enums.ErrorCode;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+
+/**
+ * 전역 에러를 핸들링하여 HttpResponse 를 반환하는 핸들러
+ */
+@Slf4j
+public class GlobalExceptionHandler {
+    // GlobalException 에 대한 에러 핸들링
+    @ExceptionHandler(value = GlobalException.class)
+    public ResponseEntity<ErrorResponse> handleGlobalException(GlobalException globalException) {
+        log.error(globalException.getMessage(), globalException);
+        return ErrorResponse.of(globalException.getErrorCode());
+    }
+
+    // 그 외 발생한 에러 핸들링
+    @ExceptionHandler(value = Exception.class)
+    public ResponseEntity<ErrorResponse> handleGlobalException(Exception exception) {
+        log.error(exception.getMessage(), exception);
+        return ErrorResponse.of(ErrorCode.INTERNAL_SERVER_ERROR);
+    }
+}

src/main/java/ai/softeer/caecae/global/utils/S3Service.java

@@ -1,7 +1,6 @@
 package ai.softeer.caecae.global.utils;
 
 import com.amazonaws.services.s3.AmazonS3;
-import com.amazonaws.services.s3.model.CannedAccessControlList;
 import com.amazonaws.services.s3.model.ObjectMetadata;
 import com.amazonaws.services.s3.model.PutObjectRequest;
 import lombok.RequiredArgsConstructor;
@@ -10,9 +9,9 @@
 import org.springframework.stereotype.Service;
 import org.springframework.web.multipart.MultipartFile;
 
-import java.io.IOException; // 추가
-import java.io.InputStream; // 추가
-import java.util.UUID; // 추가
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.UUID;
 
 @Slf4j
 @Service
@@ -26,6 +25,7 @@ public class S3Service {
 
     /**
      * S3에 파일을 업로드 하는 서비스 로직
+     *
      * @param file
      * @return 파일 이름
      */
@@ -40,7 +40,7 @@ public String uploadFile(MultipartFile file) {
         try (InputStream inputStream = file.getInputStream()) {
             amazonS3.putObject(new PutObjectRequest(bucket, fileName, inputStream, objectMetadata));
             // 올린 오브젝트에 대한 s3 url
-             filePath = amazonS3.getUrl(bucket, fileName).toString();
+            filePath = amazonS3.getUrl(bucket, fileName).toString();
         } catch (IOException e) {
             throw new IllegalArgumentException("파일이 없습니다.");
             //TODO : 커스텀 에러 관리하기

src/main/java/ai/softeer/caecae/racinggame/domain/entity/RacingGameWinner.java

@@ -12,5 +12,5 @@ public class RacingGameWinner extends BaseEntity {
     private User user;
 
     @Column(nullable = false)
-    private int rank;
+    private int ranking;
 }

src/main/java/ai/softeer/caecae/racinggame/domain/exception/RacingGameException.java

@@ -0,0 +1,17 @@
+package ai.softeer.caecae.racinggame.domain.exception;
+
+import ai.softeer.caecae.global.enums.ErrorCode;
+import lombok.Getter;
+
+@Getter
+public class RacingGameException extends RuntimeException {
+    private final ErrorCode errorCode;
+
+    public RacingGameException(ErrorCode errorCode) {
+        super(errorCode.getMessage());
+        this.errorCode = errorCode;
+
+
+    }
+
+}

src/main/java/ai/softeer/caecae/racinggame/domain/exception/RacingGameExceptionHandler.java

@@ -0,0 +1,19 @@
+package ai.softeer.caecae.racinggame.domain.exception;
+
+import ai.softeer.caecae.global.dto.response.ErrorResponse;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+
+/**
+ * RacingGame 도메인에서 에러를 핸들링하여 HttpResponse 를 반환하는 핸들러
+ */
+@Slf4j
+public class RacingGameExceptionHandler {
+    // RacingGameException 에 대한 에러 핸들링
+    @ExceptionHandler(value = RacingGameException.class)
+    public ResponseEntity<ErrorResponse> handleRacingGameException(RacingGameException globalException) {
+        log.error(globalException.getMessage(), globalException);
+        return ErrorResponse.of(globalException.getErrorCode());
+    }
+}

src/main/resources/application.yml

@@ -7,7 +7,7 @@ spring:
 
   jpa:
     hibernate:
-      ddl-auto: create
+      ddl-auto: update
     properties:
       hibernate:
         show_sql: true