feat: Exception Handler 구현

server/src/main/java/com/ticketing/server/global/exception/handle/AlreadyDeletedHandler.java

@@ -0,0 +1,22 @@
+package com.ticketing.server.global.exception.handle;
+
+import com.ticketing.server.global.exception.AlreadyDeletedException;
+import com.ticketing.server.global.exception.handle.dto.ErrorResponseDTO;
+import java.util.List;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+@Slf4j
+@RestControllerAdvice
+public class AlreadyDeletedHandler {
+
+	@ExceptionHandler(value = AlreadyDeletedException.class)
+	protected ResponseEntity<ErrorResponseDTO> handleException(AlreadyDeletedException e) {
+		ErrorResponseDTO errorDTO = ErrorResponseDTO.of(e.getClass().getSimpleName(), List.of(e.getMessage()));
+		return ResponseEntity.status(HttpStatus.CONFLICT).body(errorDTO);
+	}
+
+}

server/src/main/java/com/ticketing/server/global/exception/handle/CustomMethodArgumentNotValidHandler.java

@@ -0,0 +1,50 @@
+package com.ticketing.server.global.exception.handle;
+
+import com.ticketing.server.global.exception.handle.dto.ErrorResponseDTO;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.ResponseEntity;
+import org.springframework.validation.FieldError;
+import org.springframework.validation.ObjectError;
+import org.springframework.web.bind.MethodArgumentNotValidException;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+@Slf4j
+@RestControllerAdvice
+public class CustomMethodArgumentNotValidHandler {
+
+	@ExceptionHandler(value = MethodArgumentNotValidException.class)
+	protected ResponseEntity<ErrorResponseDTO> handleException(MethodArgumentNotValidException e) {
+		List<ObjectError> allErrors = e.getBindingResult().getAllErrors();
+		List<String> messages = getMessages(allErrors.iterator());
+
+		ErrorResponseDTO result = ErrorResponseDTO.of(e.getClass().getSimpleName(), messages);
+		return ResponseEntity.badRequest().body(result);
+	}
+
+	private List<String> getMessages(Iterator<ObjectError> errorIterator) {
+		List<String> messages = new ArrayList<>();
+
+		while (errorIterator.hasNext()) {
+			StringBuilder messageBuilder = new StringBuilder();
+			ObjectError error = errorIterator.next();
+			messageBuilder
+				.append("['")
+				.append(((FieldError) error).getField()) // 유효성 검사가 실패한 속성
+				.append("' is '")
+				.append(((FieldError) error).getRejectedValue()) // 유효하지 않은 값
+				.append("' :: ")
+				.append(error.getDefaultMessage()) // 유효성 검사 실패 시 메시지
+				.append("]");
+
+			log.error(messageBuilder.toString());
+			messages.add(messageBuilder.toString());
+		}
+
+		return messages;
+	}
+
+}

server/src/main/java/com/ticketing/server/global/exception/handle/EmailNotFoundHandler.java

@@ -0,0 +1,22 @@
+package com.ticketing.server.global.exception.handle;
+
+import com.ticketing.server.global.exception.EmailNotFoundException;
+import com.ticketing.server.global.exception.handle.dto.ErrorResponseDTO;
+import java.util.List;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+@Slf4j
+@RestControllerAdvice
+public class EmailNotFoundHandler {
+
+	@ExceptionHandler(value = EmailNotFoundException.class)
+	protected ResponseEntity<ErrorResponseDTO> handleException(EmailNotFoundException e) {
+		ErrorResponseDTO errorDTO = ErrorResponseDTO.of(e.getClass().getSimpleName(), List.of(e.getMessage()));
+		return ResponseEntity.status(HttpStatus.NOT_FOUND).body(errorDTO);
+	}
+
+}

server/src/main/java/com/ticketing/server/global/exception/handle/PasswordMismatchHandler.java

@@ -0,0 +1,25 @@
+package com.ticketing.server.global.exception.handle;
+
+import com.ticketing.server.global.exception.PasswordMismatchException;
+import com.ticketing.server.global.exception.handle.dto.ErrorResponseDTO;
+import java.util.List;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.security.authentication.BadCredentialsException;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+@Slf4j
+@RestControllerAdvice
+public class PasswordMismatchHandler {
+
+	private static final String MESSAGE = "패스워드가 일치하지 않습니다";
+
+	@ExceptionHandler(value = {PasswordMismatchException.class, BadCredentialsException.class})
+	protected ResponseEntity<ErrorResponseDTO> handleException(RuntimeException e) {
+		ErrorResponseDTO errorDTO = ErrorResponseDTO.of(e.getClass().getSimpleName(), List.of(MESSAGE));
+		return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body(errorDTO);
+	}
+
+}

server/src/main/java/com/ticketing/server/global/exception/handle/RuntimeHandler.java

@@ -0,0 +1,22 @@
+package com.ticketing.server.global.exception.handle;
+
+import com.ticketing.server.global.exception.handle.dto.ErrorResponseDTO;
+import java.util.List;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.core.annotation.Order;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+@Slf4j
+@RestControllerAdvice
+@Order
+public class RuntimeHandler {
+
+	@ExceptionHandler(value = RuntimeException.class)
+	protected ResponseEntity<ErrorResponseDTO> handleException(RuntimeException e) {
+		ErrorResponseDTO errorDTO = ErrorResponseDTO.of(e.getClass().getSimpleName(), List.of(e.getMessage()));
+		return ResponseEntity.badRequest().body(errorDTO);
+	}
+
+}

server/src/main/java/com/ticketing/server/global/exception/handle/dto/ErrorResponseDTO.java

@@ -0,0 +1,24 @@
+package com.ticketing.server.global.exception.handle.dto;
+
+import java.util.List;
+import lombok.AccessLevel;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public class ErrorResponseDTO {
+
+	private String code;
+	private List<String> messages;
+
+	private ErrorResponseDTO(String code, List<String> messages) {
+		this.code = code;
+		this.messages = messages;
+	}
+
+	public static ErrorResponseDTO of(String code, List<String> messages) {
+		return new ErrorResponseDTO(code, messages);
+	}
+
+}

server/src/main/java/com/ticketing/server/user/service/UserServiceImpl.java

@@ -29,7 +29,7 @@ public class UserServiceImpl implements UserService {
 	public User register(@Valid SignUpDTO signUpDto) {
 		Optional<User> user = userRepository.findByEmail(signUpDto.getEmail());
 		if (user.isPresent()) {
-			log.error("이미 존재하는 이메일이기 때문에 신규 회원가입을 진행할 수 없습니다. :: {}", signUpDto);
+			log.error("이미 존재하는 이메일이기 때문에 신규 회원가입을 진행할 수 없습니다. :: {}", signUpDto.getEmail());
 			throw new IllegalArgumentException("이미 존재하는 이메일이기 때문에 신규 회원가입을 진행할 수 없습니다.");
 		}
 

server/src/main/resources/i18n/messages.properties

@@ -1,10 +1,10 @@
-validation.not.empty.name="\uC774\uB984\uC740 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.not.empty.email="\uC774\uBA54\uC77C\uC740 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.not.empty.password="\uD328\uC2A4\uC6CC\uB4DC\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.not.empty.oldpassword="\uD604\uC7AC \uD328\uC2A4\uC6CC\uB4DC\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.not.empty.newpassword="\uBCC0\uACBD\uD560 \uD328\uC2A4\uC6CC\uB4DC\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.not.empty.grade="\uC0AC\uC6A9\uC790 \uB4F1\uAE09\uC740 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.not.empty.phone="\uD734\uB300\uBC88\uD638\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.email="\uC774\uBA54\uC77C\uC774 \uC62C\uBC14\uB974\uC9C0 \uC54A\uC2B5\uB2C8\uB2E4."
-validation.phone="\uD734\uB300\uBC88\uD638\uAC00 \uC62C\uBC14\uB974\uC9C0 \uC54A\uC2B5\uB2C8\uB2E4."
-validation.password.not.change="\uB3D9\uC77C\uD55C \uD328\uC2A4\uC6CC\uB4DC\uB85C \uBCC0\uACBD\uD560 \uC218 \uC5C6\uC2B5\uB2C8\uB2E4."
+validation.not.empty.name=\uC774\uB984\uC740 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.not.empty.email=\uC774\uBA54\uC77C\uC740 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.not.empty.password=\uD328\uC2A4\uC6CC\uB4DC\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.not.empty.oldpassword=\uD604\uC7AC \uD328\uC2A4\uC6CC\uB4DC\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.not.empty.newpassword=\uBCC0\uACBD\uD560 \uD328\uC2A4\uC6CC\uB4DC\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.not.empty.grade=\uC0AC\uC6A9\uC790 \uB4F1\uAE09\uC740 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.not.empty.phone=\uD734\uB300\uBC88\uD638\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.email=\uC774\uBA54\uC77C\uC774 \uC62C\uBC14\uB974\uC9C0 \uC54A\uC2B5\uB2C8\uB2E4.
+validation.phone=\uD734\uB300\uBC88\uD638\uAC00 \uC62C\uBC14\uB974\uC9C0 \uC54A\uC2B5\uB2C8\uB2E4.
+validation.password.not.change=\uB3D9\uC77C\uD55C \uD328\uC2A4\uC6CC\uB4DC\uB85C \uBCC0\uACBD\uD560 \uC218 \uC5C6\uC2B5\uB2C8\uB2E4.

server/src/main/resources/i18n/messages_en.properties

@@ -1,10 +1,10 @@
-validation.not.empty.name="name is required."
-validation.not.empty.email="email is required."
-validation.not.empty.password="password is required."
-validation.not.empty.oldpassword="Old Password is required."
-validation.not.empty.newpassword="New Password is required."
-validation.not.empty.grade="user grade is required."
-validation.not.empty.phone="phone is required."
-validation.email="email is not valid."
-validation.phone="phone is not valid."
-validation.password.not.change="password not change."
+validation.not.empty.name=name is required.
+validation.not.empty.email=email is required.
+validation.not.empty.password=password is required.
+validation.not.empty.oldpassword=Old Password is required.
+validation.not.empty.newpassword=New Password is required.
+validation.not.empty.grade=user grade is required.
+validation.not.empty.phone=phone is required.
+validation.email=email is not valid.
+validation.phone=phone is not valid.
+validation.password.not.change=password not change.

server/src/main/resources/i18n/messages_ko.properties

@@ -1,10 +1,10 @@
-validation.not.empty.name="\uC774\uB984\uC740 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.not.empty.email="\uC774\uBA54\uC77C\uC740 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.not.empty.password="\uD328\uC2A4\uC6CC\uB4DC\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.not.empty.oldpassword="\uD604\uC7AC \uD328\uC2A4\uC6CC\uB4DC\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.not.empty.newpassword="\uBCC0\uACBD\uD560 \uD328\uC2A4\uC6CC\uB4DC\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.not.empty.grade="\uC0AC\uC6A9\uC790 \uB4F1\uAE09\uC740 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.not.empty.phone="\uD734\uB300\uBC88\uD638\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4."
-validation.email="\uC774\uBA54\uC77C\uC774 \uC62C\uBC14\uB974\uC9C0 \uC54A\uC2B5\uB2C8\uB2E4."
-validation.phone="\uD734\uB300\uBC88\uD638\uAC00 \uC62C\uBC14\uB974\uC9C0 \uC54A\uC2B5\uB2C8\uB2E4."
-validation.password.not.change="\uB3D9\uC77C\uD55C \uD328\uC2A4\uC6CC\uB4DC\uB85C \uBCC0\uACBD\uD560 \uC218 \uC5C6\uC2B5\uB2C8\uB2E4."
+validation.not.empty.name=\uC774\uB984\uC740 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.not.empty.email=\uC774\uBA54\uC77C\uC740 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.not.empty.password=\uD328\uC2A4\uC6CC\uB4DC\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.not.empty.oldpassword=\uD604\uC7AC \uD328\uC2A4\uC6CC\uB4DC\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.not.empty.newpassword=\uBCC0\uACBD\uD560 \uD328\uC2A4\uC6CC\uB4DC\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.not.empty.grade=\uC0AC\uC6A9\uC790 \uB4F1\uAE09\uC740 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.not.empty.phone=\uD734\uB300\uBC88\uD638\uB294 \uD544\uC218 \uC785\uB2C8\uB2E4.
+validation.email=\uC774\uBA54\uC77C\uC774 \uC62C\uBC14\uB974\uC9C0 \uC54A\uC2B5\uB2C8\uB2E4.
+validation.phone=\uD734\uB300\uBC88\uD638\uAC00 \uC62C\uBC14\uB974\uC9C0 \uC54A\uC2B5\uB2C8\uB2E4.
+validation.password.not.change=\uB3D9\uC77C\uD55C \uD328\uC2A4\uC6CC\uB4DC\uB85C \uBCC0\uACBD\uD560 \uC218 \uC5C6\uC2B5\uB2C8\uB2E4.