src/main/java/com/kamco/cd/kamcoback/layer/dto/LayerDto.java

@@ -408,4 +408,9 @@ public class LayerDto {
     @Schema(description = "노출여부 true, false", example = "true")
     private Boolean isMapYn;
   }
+
+  public enum MapType {
+    CHANGE_MAP,
+    LABELING_MAP
+  }
 }

src/main/java/com/kamco/cd/kamcoback/postgres/core/MapLayerCoreService.java

@@ -147,13 +147,18 @@ public class MapLayerCoreService {
             .findDetailByUuid(uuid)
             .orElseThrow(() -> new CustomApiException("NOT_FOUND_DATA", HttpStatus.NOT_FOUND));
 
-    if ("CHANGE_MAP".equals(isMapYn.getMapType())) {
-      entity.setIsChangeMap(isMapYn.getIsMapYn());
-    } else if ("LABELING_MAP".equals(isMapYn.getMapType())) {
-      entity.setIsLabelingMap(isMapYn.getIsMapYn());
-    } else {
+    LayerDto.MapType mapType;
+
+    try {
+      mapType = LayerDto.MapType.valueOf(isMapYn.getMapType());
+    } catch (IllegalArgumentException e) {
       throw new CustomApiException("BAD_REQUEST", HttpStatus.BAD_REQUEST);
     }
+
+    switch (mapType) {
+      case CHANGE_MAP -> entity.setIsChangeMap(isMapYn.getIsMapYn());
+      case LABELING_MAP -> entity.setIsLabelingMap(isMapYn.getIsMapYn());
+    }
   }
 
   /**