inbound에 json 전문일 때, 최상위에 Array('[]')타입이 바로 올때, 변환처리를 위해,

KJB_ROOTLESS_ARRAY 라는 키의 Object를 warraped 필터처리.

src/main/java/com/eactive/eai/adapter/controller/ApiResponseAdvice.java

@@ -0,0 +1,52 @@
+package com.eactive.eai.adapter.controller;
+
+import org.json.simple.JSONArray;
+import org.json.simple.JSONObject;
+import org.json.simple.JSONValue;
+import org.springframework.core.MethodParameter;
+import org.springframework.http.MediaType;
+import org.springframework.http.converter.HttpMessageConverter;
+import org.springframework.http.server.ServerHttpRequest;
+import org.springframework.http.server.ServerHttpResponse;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice;
+
+@RestControllerAdvice
+public class ApiResponseAdvice implements ResponseBodyAdvice<Object> {
+
+	@Override
+	public boolean supports(MethodParameter returnType, Class<? extends HttpMessageConverter<?>> converterType) {
+		// TODO Auto-generated method stub
+		return true;
+	}
+
+	@Override
+	public Object beforeBodyWrite(Object body, MethodParameter returnType, MediaType selectedContentType,
+			Class<? extends HttpMessageConverter<?>> selectedConverterType, ServerHttpRequest request,
+			ServerHttpResponse response) {
+
+		if (body instanceof String) {
+
+			return removeRootlessArrayKeyFormResponseBody((String) body);
+		}
+
+		return body;
+	}
+
+	String removeRootlessArrayKeyFormResponseBody(String body) {
+		try {
+			Object root = JSONValue.parse(body);
+
+			if (root instanceof JSONObject && ((JSONObject) root).containsKey("KJB_ROOTLESS_ARRAY")) {
+				JSONArray jsonArray = (JSONArray) ((JSONObject) root).get("KJB_ROOTLESS_ARRAY");
+				return jsonArray.toJSONString();
+			} else {
+				return body;
+			}
+		} catch (Exception e) {
+			return body;
+		}
+
+	}
+
+}