내부 ObjectMapper 추가

src/main/java/com/eactive/eai/common/util/JacksonUtil.java

@@ -35,6 +35,10 @@ public final class JacksonUtil {
 	private static final Pattern TOKEN_PATTERN = Pattern.compile("([^\\[\\]]*)((?:\\[\\d+\\])*)");
 	private static final Pattern INDEX_PATTERN = Pattern.compile("\\[(\\d+)\\]");
 
+	private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
+
+	
+	
 	private JacksonUtil() {
 		// 인스턴스화 방지
 	}
@@ -76,6 +80,18 @@ public final class JacksonUtil {
 		return objectMapper.readTree(jsonStr);
 	}
 	
+	public static JsonNode readTree(Object jsonData) throws JsonMappingException, JsonProcessingException {
+		return readTree(jsonData, OBJECT_MAPPER);
+	}
+
+	public static String writeAsString(JsonNode node) throws JsonProcessingException {
+		return OBJECT_MAPPER.writeValueAsString(node);
+	}
+	
+	public static ObjectNode createObjectNode() {
+		return OBJECT_MAPPER.createObjectNode();
+	}
+
 	/**
 	 * path 표현식으로 JsonNode를 탐색한다.
 	 * 경로가 존재하지 않으면 null을 반환한다 (MissingNode가 아닌 진짜 null).
@@ -258,4 +274,6 @@ public final class JacksonUtil {
 		}
 		return indices;
 	}
+
+	
 }