feat: Custom Exception 구현 #8

src/main/java/com/nice/petudio/global/exception/BadGatewayException.java

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+package com.nice.petudio.global.exception;
+
+import com.nice.petudio.global.exception.error.ErrorCode;
+
+public class BadGatewayException extends CustomException {
+
+    public BadGatewayException(ErrorCode errorCode, String message) {
+        super(errorCode, message);
+    }
+}

src/main/java/com/nice/petudio/global/exception/CustomException.java

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+package com.nice.petudio.global.exception;
+
+import com.nice.petudio.global.exception.error.ErrorCode;
+import lombok.Getter;
+
+@Getter
+public class CustomException extends RuntimeException {
+    private final ErrorCode errorCode;
+
+    public CustomException(ErrorCode errorCode, String message) {
+        super(message);
+        this.errorCode = errorCode;
+    }
+}

src/main/java/com/nice/petudio/global/exception/ForbiddenException.java

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+package com.nice.petudio.global.exception;
+
+import com.nice.petudio.global.exception.error.ErrorCode;
+
+public class ForbiddenException extends CustomException {
+
+    public ForbiddenException(ErrorCode errorCode, String message) {
+        super(errorCode, message);
+    }
+}

src/main/java/com/nice/petudio/global/exception/InternalServerException.java

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+package com.nice.petudio.global.exception;
+
+import com.nice.petudio.global.exception.error.ErrorCode;
+
+public class InternalServerException extends CustomException {
+
+    public InternalServerException(ErrorCode errorCode, String message) {
+        super(errorCode, message);
+    }
+}

src/main/java/com/nice/petudio/global/exception/NotFoundException.java

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+package com.nice.petudio.global.exception;
+
+import com.nice.petudio.global.exception.error.ErrorCode;
+
+public class NotFoundException extends CustomException {
+
+    public NotFoundException(ErrorCode errorCode, String message) {
+        super(errorCode, message);
+    }
+}

src/main/java/com/nice/petudio/global/exception/UnauthorizedException.java

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+package com.nice.petudio.global.exception;
+
+import com.nice.petudio.global.exception.error.ErrorCode;
+
+public class UnauthorizedException extends CustomException {
+
+    public UnauthorizedException(ErrorCode errorCode, String message) {
+        super(errorCode, message);
+    }
+}

src/main/java/com/nice/petudio/global/exception/ValidationException.java

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+package com.nice.petudio.global.exception;
+
+import com.nice.petudio.global.exception.error.ErrorCode;
+
+public class ValidationException extends CustomException {
+
+    public ValidationException(ErrorCode errorCode, String message) {
+        super(errorCode, message);
+    }
+}

src/main/java/com/nice/petudio/global/exception/error/ErrorCode.java

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+package com.nice.petudio.global.exception.error;
+
+import lombok.RequiredArgsConstructor;
+
+@RequiredArgsConstructor
+public enum ErrorCode {
+    // Validation Exception
+    VALIDATION_EXCEPTION("V001", "잘못된 요청입니다."),
+    METHOD_NOT_ALLOWED_EXCEPTION("V002", "지원하지 않는 메소드입니다."),
+    UNSUPPORTED_MEDIA_TYPE("V003", "허용하지 않는 미디어 타입입니다."),
+    INVALID_TOKEN_EXCEPTION("V004", "잘못된 JWT 토큰 형식입니다."),
+
+    // Unauthorized Exception
+    UNAUTHORIZED_TOKEN_EXCEPTION("U001", "토큰이 존재하지 않거나 유효하지 않습니다. 다시 로그인 해주세요."),
+
+    // Forbidden Exception
+    FORBIDDEN_EXCEPTION("F001", "접근 권한이 존재하지 않습니다."),
+
+    // NotFound Exception
+    NOT_FOUND_EXCEPTION("N001", "존재하지 않는 요청입니다."),
+    NOT_FOUND_MEMBER_EXCEPTION("N002", "탈퇴했거나 존재하지 않는 회원입니다."),
+    NOT_FOUND_CONCEPT_EXCEPTION("N004", "존재하지 않는 컨셉입니다."),
+
+    // Conflict Exception
+    CONFLICT_EXCEPTION("C001", "이미 존재하는 데이터입니다."),
+    CONFLICT_MEMBER_EXCEPTION("C002", "이미 해당 계정으로 회원가입이 되어있습니다.\n로그인 해주세요."),
+
+    // Internal Server Exception
+    INTERNAL_SERVER_EXCEPTION("I001", "서버 내부에서 에러가 발생하였습니다."),
+
+    // Bad Gateway Exception
+    BAD_GATEWAY_EXCEPTION("B001", "외부 연동 중 에러가 발생하였습니다.");
+
+
+    private final String code;
+    private final String message;
+}