fix

src/main/java/com/example/prdoit/controller/UserController.java

@@ -155,4 +155,15 @@ public ResponseEntity<Object> getNotificationList(@PathVariable String userId) {
         }
     }
 
+    @GetMapping("/Information/{userId}")
+    public ResponseEntity<Object> getInformation(@PathVariable String userId) {
+        log.info("[getInformation] 회원 정보 조회 시작 - User ID: {}", userId);
+
+        try {
+            return ResponseEntity.ok(userService.getInformation(userId));
+        } catch (CustomException e) {
+            log.error("[getInformation] 회원 정보 조회 실패 - 이유: {}", e.getMessage());
+            return ResponseEntity.badRequest().body(e.getMessage());
+        }
+    }
 }

src/main/java/com/example/prdoit/dto/user/InformationDto.java

@@ -0,0 +1,16 @@
+package com.example.prdoit.dto.user;
+
+import lombok.*;
+
+@Getter
+@Setter
+@AllArgsConstructor
+@NoArgsConstructor
+@Builder
+public class InformationDto {
+
+        private String id;
+        private String name;
+        private String email;
+        private String nickname;
+}

src/main/java/com/example/prdoit/service/user/UserService.java

@@ -1,5 +1,6 @@
 package com.example.prdoit.service.user;
 
+import com.example.prdoit.dto.user.InformationDto;
 import com.example.prdoit.dto.user.UserDto;
 
 public interface UserService {
@@ -22,4 +23,5 @@ public interface UserService {
 
     void checkPassword(String userId, String password);
 
+    InformationDto getInformation(String userId);
 }

src/main/java/com/example/prdoit/service/user/UserServiceImpl.java

@@ -1,5 +1,6 @@
 package com.example.prdoit.service.user;
 
+import com.example.prdoit.dto.user.InformationDto;
 import com.example.prdoit.dto.user.UserDto;
 import com.example.prdoit.exception.CustomException;
 import com.example.prdoit.model.IdTable;
@@ -167,4 +168,18 @@ public void checkPassword(String userId, String password){
             throw new CustomException(e.getMessage());
         }
     }
+
+    @Override
+    public InformationDto getInformation(String userId) {
+        log.info("[getInformation] 정보 조회 로직 시작");
+
+        IdTable idTable = idTableRepository.findById(userId).orElseThrow(() -> new CustomException("해당 아이디로 가입된 정보가 없습니다."));
+
+        return InformationDto.builder()
+                .id(idTable.getId())
+                .email(idTable.getEmail())
+                .name(idTable.getName())
+                .nickname(idTable.getNickname())
+                .build();
+    }
 }