Http Adapter 400응답시 300에서 수신한 Header의 Content-Type 그대로 설정하게 수정.

src/main/java/com/eactive/eai/adapter/http/dynamic/impl/HttpAdapterServiceStandard.java

@@ -6,6 +6,7 @@ import com.eactive.eai.adapter.AdapterVO;
 import com.eactive.eai.adapter.Keys;
 import com.eactive.eai.adapter.http.HttpMemoryLogger;
 import com.eactive.eai.adapter.http.HttpStatusException;
+import com.eactive.eai.adapter.http.dynamic.HttpAdapterServiceKey;
 import com.eactive.eai.adapter.http.dynamic.HttpAdapterServiceSupport;
 import com.eactive.eai.common.exception.ExceptionUtil;
 import com.eactive.eai.common.util.CommonLib;
@@ -26,8 +27,11 @@ import java.net.URLDecoder;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Enumeration;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 import java.util.Properties;
+import java.util.TreeMap;
 
 public class HttpAdapterServiceStandard extends HttpAdapterServiceSupport
 { 
@@ -218,8 +222,20 @@ public class HttpAdapterServiceStandard extends HttpAdapterServiceSupport
                 	if (addData.length() > 0){
                 		responseData = addData + responseData;
                 	}
-            	    // UI와 통신시(UTF-8) 변환오류로 ENCODE 제거
+                	
-                	response.setContentType("text/plain");
+                	// 300응답에서 받은 Header정보 사용하기 위해 읽어옴.
+                	Map<String, Object> responsePropertyMap = new HashMap<String, Object>();
+                	responsePropertyMap = (Map<String, Object>) prop.get(OUTBOUND_PROPERTY_MAP);
+        			Properties responseHeaders = (Properties)responsePropertyMap.get(OUTBOUND_RESPONSE_HEADERS);
+        			Map<String, String> responseHeaderMap = new TreeMap<>(String.CASE_INSENSITIVE_ORDER);
+        			// Properties 내용을 모두 복사
+        			for (String name : responseHeaders.stringPropertyNames()) {
+        				responseHeaderMap.put(name, responseHeaders.getProperty(name));
+        			}
+        			String contentTytpe = responseHeaderMap.get("Content-Type");
+
+        			// UI와 통신시(UTF-8) 변환오류로 ENCODE 제거
+                	response.setContentType(contentTytpe); // 300응답에서 받은 Content-Type을 그대로 적용.
                     response.setCharacterEncoding(encode);
                 	response.getWriter().print(responseData);
                 	if (logger.isDebug()){