common/web/src/main/kotlin/com/sangdol/common/web/exception/GlobalExceptionhandler.kt

@@ -1,6 +1,5 @@
 package com.sangdol.common.web.exception
 
-import com.sangdol.common.log.constant.LogType
 import com.sangdol.common.types.exception.CommonErrorCode
 import com.sangdol.common.types.exception.ErrorCode
 import com.sangdol.common.types.exception.RoomescapeException
@@ -88,13 +87,11 @@ class GlobalExceptionHandler(
         errorResponse: CommonErrorResponse,
         exception: Exception
     ) {
-        val type = if (httpStatus.isClientError()) LogType.APPLICATION_FAILURE else LogType.UNHANDLED_EXCEPTION
         val actualException: Exception? = if (errorResponse.message == exception.message) null else exception
 
-        val logMessage = messageConverter.convertToResponseMessage(
+        val logMessage = messageConverter.convertToErrorResponseMessage(
-            type = type,
             servletRequest = servletRequest,
-            httpStatusCode = httpStatus.value(),
+            httpStatus = httpStatus,
             responseBody = errorResponse,
             exception = actualException
         )

common/web/src/main/kotlin/com/sangdol/common/web/support/log/WebLogMessageConverter.kt

@@ -2,6 +2,7 @@ package com.sangdol.common.web.support.log
 
 import com.fasterxml.jackson.databind.ObjectMapper
 import com.sangdol.common.log.constant.LogType
+import com.sangdol.common.types.web.HttpStatus
 import jakarta.servlet.http.HttpServletRequest
 
 class WebLogMessageConverter(
@@ -49,4 +50,19 @@ class WebLogMessageConverter(
 
         return objectMapper.writeValueAsString(payload)
     }
+
+    fun convertToErrorResponseMessage(
+        servletRequest: HttpServletRequest,
+        httpStatus: HttpStatus,
+        responseBody: Any? = null,
+        exception: Exception? = null,
+    ): String {
+        val type = if (httpStatus.isClientError()) {
+            LogType.APPLICATION_FAILURE
+        } else {
+            LogType.UNHANDLED_EXCEPTION
+        }
+
+        return convertToResponseMessage(type, servletRequest, httpStatus.value(), responseBody, exception)
+    }
 }

common/web/src/test/kotlin/com/sangdol/common/web/support/log/WebLogMessageConverterTest.kt

@@ -168,5 +168,27 @@ class WebLogMessageConverterTest : FunSpec({
                 this["exception"] shouldBe null
             }
         }
+
+        test("4xx 에러가 발생하면 ${LogType.APPLICATION_FAILURE} 타입으로 변환한다.") {
+            val result = converter.convertToErrorResponseMessage(
+                servletRequest = servletRequest,
+                httpStatus = HttpStatus.BAD_REQUEST,
+            )
+
+            assertSoftly(objectMapper.readValue(result, LinkedHashMap::class.java)) {
+                this["type"] shouldBe LogType.APPLICATION_FAILURE.name
+            }
+        }
+
+        test("5xx 에러가 발생하면 ${LogType.UNHANDLED_EXCEPTION} 타입으로 변환한다.") {
+            val result = converter.convertToErrorResponseMessage(
+                servletRequest = servletRequest,
+                httpStatus = HttpStatus.INTERNAL_SERVER_ERROR,
+            )
+
+            assertSoftly(objectMapper.readValue(result, LinkedHashMap::class.java)) {
+                this["type"] shouldBe LogType.UNHANDLED_EXCEPTION.name
+            }
+        }
     }
 })