seunggabi · March 21, 2020 11:48 · Mar 21, 2020
diff --git a/mapToJson.java b/mapToJson.java
@@ -0,0 +1,11 @@
+public static String mapToJson(Map map, boolean isPretty) {
+    ObjectMapper mapper = new ObjectMapper();
+
+    try {
+        return isPretty ?
+                mapper.writerWithDefaultPrettyPrinter().writeValueAsString(map) :
+                mapper.writeValueAsString(map);
+    } catch (JsonProcessingException e) {
+        return "";
+    }
+}