refactor: Object Mapper를 static 변수로 변경

woowacourse · Sep 26, 2023 · 761c041 · 761c041
1 parent d07a72f
commit 761c041
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/mvc/src/main/java/webmvc/org/springframework/web/servlet/view/JsonView.java b/mvc/src/main/java/webmvc/org/springframework/web/servlet/view/JsonView.java
@@ -10,7 +10,7 @@
 
 public class JsonView implements View {
 
-    private final ObjectMapper objectMapper = new ObjectMapper();
+    private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
 
     @Override
     public void render(final Map<String, ?> model, final HttpServletRequest request,
@@ -22,8 +22,8 @@ public void render(final Map<String, ?> model, final HttpServletRequest request,
 
     private String convertModel(final Map<String, ?> model) throws JsonProcessingException {
         if (model.size() == 1) {
-            return objectMapper.writeValueAsString(model.values().toArray()[0]);
+            return OBJECT_MAPPER.writeValueAsString(model.values().toArray()[0]);
         }
-        return objectMapper.writeValueAsString(model);
+        return OBJECT_MAPPER.writeValueAsString(model);
     }
 }