refactor : api 경로 변경 및 필요없는 코드 정리 (#97)

chat26666 · web-flow · commit f3db1e5f223e · 2025-06-24T20:09:41.000+09:00
* refactor : api 경로 변경 코드 정리

* feat : 문제 풀이 성공시 캐릭터 레벨업 이벤트 publisher 추가

* bug : 웹소켓 disconnect 시 채팅 관련 에러 뜨는 문제 해결
diff --git a/src/main/java/org/ezcode/codetest/application/chatting/service/ChattingUseCase.java b/src/main/java/org/ezcode/codetest/application/chatting/service/ChattingUseCase.java
@@ -56,7 +56,7 @@ public void removeChatRoom(ChatRoomDeleteRequest request, String email) {
 
 		ChatRoom removedRoom = chattingDomainService.getChatRoom(request.roomId());
 
-		chattingDomainService.isChatRoomOwner(removedRoom, user.getId());
+		chattingDomainService.checkChatRoomOwnerOrAdmin(removedRoom, user);
 
 		chattingDomainService.removeChatRoom(removedRoom);
 
diff --git a/src/main/java/org/ezcode/codetest/application/game/management/GameAdminUseCase.java b/src/main/java/org/ezcode/codetest/application/game/management/GameAdminUseCase.java
@@ -20,13 +20,15 @@
 import org.ezcode.codetest.domain.game.model.item.Item;
 import org.ezcode.codetest.domain.game.model.skill.Skill;
 import org.ezcode.codetest.domain.game.service.GameManagementDomainService;
+import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import lombok.RequiredArgsConstructor;
 
 @Service
 @RequiredArgsConstructor
+@PreAuthorize("hasRole('ADMIN')")
 public class GameAdminUseCase {
 
 	private final GameManagementDomainService managementService;
diff --git a/src/main/java/org/ezcode/codetest/domain/chat/repository/ChatRepository.java b/src/main/java/org/ezcode/codetest/domain/chat/repository/ChatRepository.java
@@ -8,8 +8,6 @@ public interface ChatRepository {
 
 	Chat save(Chat chat);
 
-	List<Chat> findAll();
-
 	List<Chat> findChatsFromLastHour(Long roomId);
 
 }
diff --git a/src/main/java/org/ezcode/codetest/domain/chat/service/ChattingDomainService.java b/src/main/java/org/ezcode/codetest/domain/chat/service/ChattingDomainService.java
@@ -8,6 +8,8 @@
 import org.ezcode.codetest.domain.chat.model.ChatRoom;
 import org.ezcode.codetest.domain.chat.repository.ChatRepository;
 import org.ezcode.codetest.domain.chat.repository.ChatRoomRepository;
+import org.ezcode.codetest.domain.user.model.entity.User;
+import org.ezcode.codetest.domain.user.model.enums.UserRole;
 import org.springframework.stereotype.Component;
 
 import lombok.RequiredArgsConstructor;
@@ -29,9 +31,9 @@ public void removeChatRoom(ChatRoom room) {
 		chatRoomRepository.delete(room);
 	}
 
-	public void isChatRoomOwner(ChatRoom room, Long userId) {
+	public void checkChatRoomOwnerOrAdmin(ChatRoom room, User user) {
 
-		if(!room.isOwner(userId)) {
+		if (!room.isOwner(user.getId()) && user.getRole() != UserRole.ADMIN) {
 			throw new ChattingException(ChattingExceptionCode.CHATROOM_NOT_OWNER);
 		}
 	}
diff --git a/src/main/java/org/ezcode/codetest/infrastructure/event/config/CustomHandShakeHandler.java b/src/main/java/org/ezcode/codetest/infrastructure/event/config/CustomHandShakeHandler.java
@@ -28,8 +28,17 @@ protected Principal determineUser(
 		String query = uri.getQuery();
 		String tokenParam = null;
 
-		if (query != null && query.startsWith("token=")) {
+		if (query == null) {
+			throw new IllegalArgumentException("WebSocket 연결에 필요한 토큰이 없습니다.");
+		}
+
+		if (query.startsWith("token=")) {
 			tokenParam = query.substring(6);
+		} else if (query.startsWith("chat-token=")) {
+			tokenParam = query.substring(11);
+			attributes.put("isChattingWebsocket", true);
+		} else {
+			throw new IllegalArgumentException("허용되지 않은 토큰 파라미터: " + query);
 		}
 
 		Claims claims = jwtUtil.extractClaims(tokenParam);
diff --git a/src/main/java/org/ezcode/codetest/infrastructure/event/dto/GameLevelUpEvent.java b/src/main/java/org/ezcode/codetest/infrastructure/event/dto/GameLevelUpEvent.java
@@ -0,0 +1,12 @@
+package org.ezcode.codetest.infrastructure.event.dto;
+
+public record GameLevelUpEvent(
+
+	Long userId,
+
+	boolean isProblemSolved,
+
+	String problemCategory
+
+) {
+}
diff --git a/src/main/java/org/ezcode/codetest/infrastructure/event/listener/ChatEventListener.java b/src/main/java/org/ezcode/codetest/infrastructure/event/listener/ChatEventListener.java
@@ -5,7 +5,7 @@
 import org.ezcode.codetest.infrastructure.event.dto.ChatRoomParticipantCountChangeEvent;
 import org.ezcode.codetest.infrastructure.event.dto.ChatRoomEntryExitMessageEvent;
 import org.ezcode.codetest.infrastructure.event.dto.ChatRoomHistoryLoadEvent;
-import org.ezcode.codetest.infrastructure.event.service.StompMessageService;
+import org.ezcode.codetest.infrastructure.event.publisher.StompMessageService;
 import org.springframework.stereotype.Component;
 import org.springframework.transaction.event.TransactionPhase;
 import org.springframework.transaction.event.TransactionalEventListener;
diff --git a/src/main/java/org/ezcode/codetest/infrastructure/event/listener/GameLevelUpListener.java b/src/main/java/org/ezcode/codetest/infrastructure/event/listener/GameLevelUpListener.java
@@ -0,0 +1,38 @@
+package org.ezcode.codetest.infrastructure.event.listener;
+
+import org.ezcode.codetest.domain.game.exception.GameException;
+import org.ezcode.codetest.domain.game.service.CharacterStatusDomainService;
+import org.ezcode.codetest.infrastructure.event.dto.GameLevelUpEvent;
+import org.springframework.stereotype.Component;
+import org.springframework.transaction.annotation.Propagation;
+import org.springframework.transaction.annotation.Transactional;
+import org.springframework.transaction.event.TransactionPhase;
+import org.springframework.transaction.event.TransactionalEventListener;
+import org.springframework.transaction.interceptor.TransactionAspectSupport;
+
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+@Component
+@RequiredArgsConstructor
+public class GameLevelUpListener {
+
+	private final CharacterStatusDomainService characterDomainService;
+
+	@TransactionalEventListener(phase = TransactionPhase.AFTER_COMMIT)
+	@Transactional(propagation = Propagation.REQUIRES_NEW)
+	public void handleGameCharacterLevelUp(GameLevelUpEvent event) {
+
+		try {
+			characterDomainService.gameCharacterLevelUp(event.userId(), event.isProblemSolved(),
+				event.problemCategory());
+		} catch (GameException ge) {
+			log.info("현재 해당 사용자는 게임 캐릭터를 생성한 상태가 아닙니다. {}", ge.getMessage());
+			TransactionAspectSupport.currentTransactionStatus().setRollbackOnly();
+		} catch (Exception e) {
+			log.warn("문제 풀이로 인한 레벨업 실패 Unknown Error 발생", e);
+			TransactionAspectSupport.currentTransactionStatus().setRollbackOnly();
+		}
+	}
+}
diff --git a/src/main/java/org/ezcode/codetest/infrastructure/event/listener/NotificationEventListener.java b/src/main/java/org/ezcode/codetest/infrastructure/event/listener/NotificationEventListener.java
@@ -7,7 +7,7 @@
 import org.ezcode.codetest.application.notification.event.NotificationReadEvent;
 import org.ezcode.codetest.infrastructure.event.dto.NotificationRecord;
 import org.ezcode.codetest.infrastructure.event.dto.NotificationResponse;
-import org.ezcode.codetest.infrastructure.event.service.StompMessageService;
+import org.ezcode.codetest.infrastructure.event.publisher.StompMessageService;
 import org.ezcode.codetest.infrastructure.persistence.repository.notification.NotificationRepository;
 import org.springframework.context.event.EventListener;
 import org.springframework.stereotype.Component;
diff --git a/src/main/java/org/ezcode/codetest/infrastructure/event/listener/WebSocketEventListener.java b/src/main/java/org/ezcode/codetest/infrastructure/event/listener/WebSocketEventListener.java
@@ -8,7 +8,7 @@
 import org.ezcode.codetest.domain.chat.model.ChatRoom;
 import org.ezcode.codetest.domain.chat.service.ChattingDomainService;
 import org.ezcode.codetest.domain.user.service.UserDomainService;
-import org.ezcode.codetest.infrastructure.event.service.StompMessageService;
+import org.ezcode.codetest.infrastructure.event.publisher.StompMessageService;
 import org.ezcode.codetest.infrastructure.session.service.RedisSessionCountService;
 import org.springframework.context.ApplicationListener;
 import org.springframework.messaging.simp.stomp.StompHeaderAccessor;
@@ -31,11 +31,24 @@ public class WebSocketEventListener implements ApplicationListener<SessionDiscon
 	@Override
 	public void onApplicationEvent(SessionDisconnectEvent event) {
 
+		StompHeaderAccessor header = StompHeaderAccessor.wrap(event.getMessage());
+
+		Map<String, Object> attrs = header.getSessionAttributes();
+
+		if (attrs == null) {
+			return;
+		}
+
+		Boolean isChatWs = (Boolean)attrs.get("isChattingWebsocket");
+
+		if (!Boolean.TRUE.equals(isChatWs)) {
+			return;
+		}
+
 		try {
-			StompHeaderAccessor h = StompHeaderAccessor.wrap(event.getMessage());
-			String sessionId = h.getSessionId();
+			String sessionId = header.getSessionId();
 
-			String email = h.getUser().getName();
+			String email = header.getUser().getName();
 			String nickName = userDomainService.getUser(email).getNickname();
 
 			RoomSessionInfo roomData = sessionService.removeSessionCount(sessionId);
@@ -51,7 +64,7 @@ public void onApplicationEvent(SessionDisconnectEvent event) {
 			messageService.handleChatRoomEntryExitMessage(ChatMessageTemplate.CHAT_ROOM_LEFT.format(nickName),
 				chatRoom.getId());
 		} catch (Exception e) {
-			log.info("SessionDisconnectEvent 처리 중 예외 발생, 채팅 관련 웹소켓 세션이 아닙니다.", e);
+			log.info("SessionDisconnectEvent 채팅 세션 정리중 예외 발생", e);
 		}
 	}
 }
diff --git a/src/main/java/org/ezcode/codetest/infrastructure/event/publisher/ChatEventPublisher.java b/src/main/java/org/ezcode/codetest/infrastructure/event/publisher/ChatEventPublisher.java
@@ -1,4 +1,4 @@
-package org.ezcode.codetest.infrastructure.event.service;
+package org.ezcode.codetest.infrastructure.event.publisher;
 
 import org.ezcode.codetest.application.chatting.port.event.ChatEventService;
 import org.ezcode.codetest.infrastructure.event.dto.ChatMessageBroadcastEvent;
diff --git a/src/main/java/org/ezcode/codetest/infrastructure/event/publisher/DiscordNotifier.java b/src/main/java/org/ezcode/codetest/infrastructure/event/publisher/DiscordNotifier.java
@@ -1,4 +1,4 @@
-package org.ezcode.codetest.infrastructure.event.service;
+package org.ezcode.codetest.infrastructure.event.publisher;
 
 import java.time.Instant;
 import java.util.List;
diff --git a/src/main/java/org/ezcode/codetest/infrastructure/event/publisher/NotificationEventPublisher.java b/src/main/java/org/ezcode/codetest/infrastructure/event/publisher/NotificationEventPublisher.java
@@ -1,4 +1,4 @@
-package org.ezcode.codetest.infrastructure.event.service;
+package org.ezcode.codetest.infrastructure.event.publisher;
 
 import org.ezcode.codetest.application.notification.event.NotificationCreateEvent;
 import org.ezcode.codetest.application.notification.event.NotificationListRequestEvent;
diff --git a/src/main/java/org/ezcode/codetest/infrastructure/event/publisher/ProblemEventPublisher.java b/src/main/java/org/ezcode/codetest/infrastructure/event/publisher/ProblemEventPublisher.java
@@ -0,0 +1,24 @@
+package org.ezcode.codetest.infrastructure.event.publisher;
+
+import org.ezcode.codetest.domain.submission.model.entity.UserProblemResult;
+import org.ezcode.codetest.infrastructure.event.dto.GameLevelUpEvent;
+import org.springframework.context.ApplicationEventPublisher;
+import org.springframework.stereotype.Component;
+
+import lombok.RequiredArgsConstructor;
+
+@Component
+@RequiredArgsConstructor
+public class ProblemEventPublisher {
+
+	private final ApplicationEventPublisher publisher;
+
+	public void publishProblemSolveEvent(UserProblemResult event) {
+
+		Long userId = event.getUser().getId();
+		boolean isCorrect = event.isCorrect();
+		String problemCategory = event.getProblem().getCategory().getDescription();
+
+		publisher.publishEvent(new GameLevelUpEvent(userId, isCorrect, problemCategory));
+	}
+}
diff --git a/src/main/java/org/ezcode/codetest/infrastructure/event/publisher/RedisJudgeQueueProducer.java b/src/main/java/org/ezcode/codetest/infrastructure/event/publisher/RedisJudgeQueueProducer.java
@@ -1,4 +1,4 @@
-package org.ezcode.codetest.infrastructure.event.service;
+package org.ezcode.codetest.infrastructure.event.publisher;
 
 import java.util.Map;
 
diff --git a/src/main/java/org/ezcode/codetest/infrastructure/event/publisher/StompMessageService.java b/src/main/java/org/ezcode/codetest/infrastructure/event/publisher/StompMessageService.java
@@ -1,4 +1,4 @@
-package org.ezcode.codetest.infrastructure.event.service;
+package org.ezcode.codetest.infrastructure.event.publisher;
 
 import org.springframework.messaging.simp.SimpMessageHeaderAccessor;
 import org.springframework.messaging.simp.SimpMessageType;
diff --git a/src/main/java/org/ezcode/codetest/infrastructure/persistence/repository/chat/ChatRepositoryImpl.java b/src/main/java/org/ezcode/codetest/infrastructure/persistence/repository/chat/ChatRepositoryImpl.java
@@ -21,12 +21,6 @@ public Chat save(Chat chat) {
 		return chatRepository.save(chat);
 	}
 
-	@Override
-	public List<Chat> findAll() {
-
-		return chatRepository.findAll();
-	}
-
 	@Override
 	public List<Chat> findChatsFromLastHour(Long roomId) {
 
diff --git a/src/main/java/org/ezcode/codetest/presentation/chatting/chatting/config/ChatWebConfig.java b/src/main/java/org/ezcode/codetest/presentation/chatting/chatting/config/ChatWebConfig.java
@@ -1,6 +1,6 @@
-package org.ezcode.codetest.presentation.chattingmanagement.chatting.config;
+package org.ezcode.codetest.presentation.chatting.chatting.config;
 
-import org.ezcode.codetest.presentation.chattingmanagement.chatting.interceptor.ChatLimitInterceptor;
+import org.ezcode.codetest.presentation.chatting.chatting.interceptor.ChatLimitInterceptor;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
@@ -16,6 +16,6 @@ public class ChatWebConfig implements WebMvcConfigurer {
 	@Override
 	public void addInterceptors(InterceptorRegistry registry) {
 		registry.addInterceptor(chatSpamInterceptor)
-			.addPathPatterns("/api/room/*/chat");
+			.addPathPatterns("/api/rooms/*/chat");
 	}
 }
diff --git a/src/main/java/org/ezcode/codetest/presentation/chatting/chatting/controller/ChatController.java b/src/main/java/org/ezcode/codetest/presentation/chatting/chatting/controller/ChatController.java
@@ -1,4 +1,4 @@
-package org.ezcode.codetest.presentation.chattingmanagement.chatting.controller;
+package org.ezcode.codetest.presentation.chatting.chatting.controller;
 
 import org.ezcode.codetest.application.chatting.dto.request.ChatSaveRequest;
 import org.ezcode.codetest.application.chatting.service.ChattingUseCase;
@@ -14,7 +14,7 @@
 import lombok.RequiredArgsConstructor;
 
 @Controller
-@RequestMapping("/api/room/{roomId}/chat")
+@RequestMapping("/api/rooms/{roomId}/chat")
 @RequiredArgsConstructor
 public class ChatController {
 
diff --git a/src/main/java/org/ezcode/codetest/presentation/chatting/chatting/controller/ChatRoomController.java b/src/main/java/org/ezcode/codetest/presentation/chatting/chatting/controller/ChatRoomController.java
@@ -1,4 +1,4 @@
-package org.ezcode.codetest.presentation.chattingmanagement.chatting.controller;
+package org.ezcode.codetest.presentation.chatting.chatting.controller;
 
 import org.ezcode.codetest.application.chatting.dto.request.ChatRoomDeleteRequest;
 import org.ezcode.codetest.application.chatting.dto.request.ChatRoomSaveRequest;
@@ -21,7 +21,7 @@
 
 @RestController
 @RequiredArgsConstructor
-@RequestMapping("/api/chatrooms")
+@RequestMapping("/api/rooms")
 public class ChatRoomController {
 
 	private final ChattingUseCase chatUseCase;
diff --git a/src/main/java/org/ezcode/codetest/presentation/chatting/chatting/interceptor/ChatLimitInterceptor.java b/src/main/java/org/ezcode/codetest/presentation/chatting/chatting/interceptor/ChatLimitInterceptor.java
@@ -1,4 +1,4 @@
-package org.ezcode.codetest.presentation.chattingmanagement.chatting.interceptor;
+package org.ezcode.codetest.presentation.chatting.chatting.interceptor;
 
 import java.util.Map;
 
diff --git a/src/main/java/org/ezcode/codetest/presentation/chatting/event/EventHandleController.java b/src/main/java/org/ezcode/codetest/presentation/chatting/event/EventHandleController.java
@@ -1,4 +1,4 @@
-package org.ezcode.codetest.presentation.chattingmanagement.event;
+package org.ezcode.codetest.presentation.chatting.event;
 
 import java.security.Principal;
 
@@ -25,7 +25,7 @@ public void handleGetChatRoomList(
 		chatUseCase.getChatRoomList(principal.getName(), sessionId);
 	}
 
-	@MessageMapping("/room/{roomId}/enter")
+	@MessageMapping("/rooms/{roomId}/enter")
 	public void handleGetChattingHistory(
 		Principal principal,
 		@DestinationVariable Long roomId,
@@ -35,7 +35,7 @@ public void handleGetChattingHistory(
 		chatUseCase.getChattingHistory(sessionId, principal.getName(), principal.getName(), roomId);
 	}
 
-	@MessageMapping("/room/{roomId}/left")
+	@MessageMapping("/rooms/{roomId}/left")
 	public void handleChatRoomLeft(
 		Principal principal,
 		@DestinationVariable Long roomId,
diff --git a/src/main/java/org/ezcode/codetest/presentation/chatting/view/ChatViewController.java b/src/main/java/org/ezcode/codetest/presentation/chatting/view/ChatViewController.java
@@ -1,4 +1,4 @@
-package org.ezcode.codetest.presentation.chattingmanagement.view;
+package org.ezcode.codetest.presentation.chatting.view;
 
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
diff --git a/src/main/resources/templates/chat-page.html b/src/main/resources/templates/chat-page.html
@@ -186,7 +186,7 @@ <h2>채팅방 목록</h2>
     });
 
     function initChat() {
-        const socket = new SockJS('/ws?token=' + encodeURIComponent(token));
+        const socket = new SockJS('/ws?chat-token=' + encodeURIComponent(token));
         stompClient = Stomp.over(socket);
 
         // ─── Heartbeat 5분(300,000ms) 설정 ───
@@ -308,7 +308,7 @@ <h2>채팅방 목록</h2>
                     const nr = li.dataset.roomId;
                     if (!nr || currentRoomId === nr) return;
                     if (chatSubscription && currentRoomId) {
-                        stompClient.send(`/chat/room/${currentRoomId}/left`, {}, currentRoomId);
+                        stompClient.send(`/chat/rooms/${currentRoomId}/left`, {}, currentRoomId);
                         chatSubscription.unsubscribe();
                     }
                     currentRoomId = nr;
@@ -337,7 +337,7 @@ <h2>채팅방 목록</h2>
                             }, 100);
                         });
                         setTimeout(() => {
-                            stompClient.send(`/chat/room/${nr}/enter`, {}, nr);
+                            stompClient.send(`/chat/rooms/${nr}/enter`, {}, nr);
                         }, 100);
                     }, 100);
                 });
@@ -352,7 +352,7 @@ <h2>채팅방 목록</h2>
                     if (!currentRoomId) return;
                     const m = msgInput.value.trim();
                     if (!m) return;
-                    fetch(`/api/room/${currentRoomId}/chat`, {
+                    fetch(`/api/rooms/${currentRoomId}/chat`, {
                         method: 'POST',
                         headers: {
                             'Content-Type': 'application/json',
diff --git a/src/test/java/org/ezcode/codetest/application/chatting/service/ChattingUseCaseTest.java b/src/test/java/org/ezcode/codetest/application/chatting/service/ChattingUseCaseTest.java
@@ -6,7 +6,6 @@
 import static org.mockito.Mockito.*;
 
 import java.util.List;
-import java.util.Map;
 import java.util.stream.Stream;
 
 import org.ezcode.codetest.application.chatting.dto.request.ChatRoomDeleteRequest;
@@ -168,7 +167,7 @@ void removeChatRoom() {
 			// then
 			verify(userDomainService).getUser(TEST_EMAIL);
 			verify(chattingDomainService).getChatRoom(TEST_ROOM_ID);
-			verify(chattingDomainService).isChatRoomOwner(chatRoom1, user.getId());
+			verify(chattingDomainService).checkChatRoomOwnerOrAdmin(chatRoom1, user);
 			verify(chattingDomainService).removeChatRoom(chatRoom1);
 
 			ArgumentCaptor<ChatRoomCache> cacheCaptor = ArgumentCaptor.forClass(ChatRoomCache.class);
diff --git a/src/test/java/org/ezcode/codetest/domain/chat/service/ChattingDomainServiceTest.java b/src/test/java/org/ezcode/codetest/domain/chat/service/ChattingDomainServiceTest.java

Original file line number	Diff line number	Diff line change
`@@ -8,8 +8,6 @@ public interface ChatRepository {`
`8`	`8`
`9`	`9`	`Chat save(Chat chat);`
`10`	`10`
`11`		`- List<Chat> findAll();`
`12`		`-`
`13`	`11`	`List<Chat> findChatsFromLastHour(Long roomId);`
`14`	`12`
`15`	`13`	`}`
Original file line number	Diff line number	Diff line change
`@@ -8,6 +8,8 @@`
`8`	`8`	`import org.ezcode.codetest.domain.chat.model.ChatRoom;`
`9`	`9`	`import org.ezcode.codetest.domain.chat.repository.ChatRepository;`
`10`	`10`	`import org.ezcode.codetest.domain.chat.repository.ChatRoomRepository;`
	`11`	`+import org.ezcode.codetest.domain.user.model.entity.User;`
	`12`	`+import org.ezcode.codetest.domain.user.model.enums.UserRole;`
`11`	`13`	`import org.springframework.stereotype.Component;`
`12`	`14`
`13`	`15`	`import lombok.RequiredArgsConstructor;`
`@@ -29,9 +31,9 @@ public void removeChatRoom(ChatRoom room) {`
`29`	`31`	`chatRoomRepository.delete(room);`
`30`	`32`	`}`
`31`	`33`
`32`		`- public void isChatRoomOwner(ChatRoom room, Long userId) {`
	`34`	`+ public void checkChatRoomOwnerOrAdmin(ChatRoom room, User user) {`
`33`	`35`
`34`		`- if(!room.isOwner(userId)) {`
	`36`	`+ if (!room.isOwner(user.getId()) && user.getRole() != UserRole.ADMIN) {`
`35`	`37`	`throw new ChattingException(ChattingExceptionCode.CHATROOM_NOT_OWNER);`
`36`	`38`	`}`
`37`	`39`	`}`