headerGroupName null 체크 추가

src/main/java/com/eactive/eai/custom/adapter/http/client/impl/filter/DouzoneEncFieldOutCryptoFilter.java

@@ -6,6 +6,7 @@ import com.eactive.eai.adapter.http.client.impl.HttpClient5AdapterServiceRest;
 import com.eactive.eai.adapter.http.client.impl.filter.OutCryptoFilter;
 import com.eactive.eai.adapter.http.dynamic.filter.InCryptoFilter;
 import com.eactive.eai.common.util.JacksonUtil;
+import com.eactive.eai.common.util.Logger;
 import com.eactive.eai.util.JsonPathUtil;
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
@@ -15,6 +16,8 @@ import com.fasterxml.jackson.databind.node.ObjectNode;
  */
 public class DouzoneEncFieldOutCryptoFilter extends EncFieldOutCryptoFilter {
 
+	private static final Logger logger = Logger.getLogger(Logger.LOGGER_ADAPTER);
+
 	private final OutCryptoFilter filter = new OutCryptoFilter();
 
 	protected Properties setProp(Properties tempProp) {
@@ -31,13 +34,22 @@ public class DouzoneEncFieldOutCryptoFilter extends EncFieldOutCryptoFilter {
 
 		JsonNode root = JacksonUtil.readTree(message);
 		ObjectNode rootObjectNode = (ObjectNode) root;
-		JsonNode header = rootObjectNode.get(headerGroupName);
+		JsonNode header = (headerGroupName == null) ? null : rootObjectNode.get(headerGroupName);
+
+		// 더존은 헤더의 x-emp-nm(AAD), x-chnl-nm(DYNAMIC 키 도출 컨텍스트)이 있어야 암호화가 가능하다.
+		// 값이 없으면 잘못된 컨텍스트로 암호화되지 않도록 암호화를 스킵하고 원본을 그대로 전달한다.
+		String xEmpNm = getHeaderText(header, "x-emp-nm");
+		String xChnlNm = getHeaderText(header, "x-chnl-nm");
+		if (xEmpNm == null || xChnlNm == null) {
+			logger.warn("더존 암호화 컨텍스트 헤더 없음, 암호화 스킵. adptGrpName={}, adptName={}, headerGroup={}",
+					adptGrpName, adptName, headerGroupName);
+			return message;
+		}
+
 		rootObjectNode.remove(headerGroupName);
 
-		String xEmpNm = header.get("x-emp-nm").asText();
 		tempProp.setProperty("x-emp-nm", xEmpNm);
 		tempProp.setProperty(InCryptoFilter.PROP_AAD_HEADER, xEmpNm);
-		String xChnlNm = header.get("x-chnl-nm").asText();
 		tempProp.setProperty("x-chnl-nm", xChnlNm);
 
 		Object enc = filter.doPreFilter(adptGrpName, adptName, prop, rootObjectNode, setProp(tempProp));
@@ -48,6 +60,17 @@ public class DouzoneEncFieldOutCryptoFilter extends EncFieldOutCryptoFilter {
 		return encJson;
 	}
 
+	/**
+	 * 헤더 그룹에서 지정한 헤더 값을 조회한다. 헤더 그룹 또는 해당 항목이 없으면 null을 반환한다.
+	 */
+	private String getHeaderText(JsonNode header, String name) {
+		if (header == null) {
+			return null;
+		}
+		JsonNode node = header.get(name);
+		return (node == null) ? null : node.asText();
+	}
+
 	@Override
 	public Object doPostFilter(String adptGrpName, String adptName, Properties prop, Object message,
 			Properties tempProp) throws Exception {

src/main/java/com/eactive/eai/custom/adapter/http/client/impl/filter/EncFieldOutCryptoFilter.java

@@ -29,12 +29,16 @@ public class EncFieldOutCryptoFilter implements HttpClientAdapterFilter {
 
 		JsonNode root = JacksonUtil.readTree(message);
 		ObjectNode rootObjectNode = (ObjectNode) root;
-		JsonNode header = rootObjectNode.get(headerGroupName);
+		JsonNode header = null;
+		if (headerGroupName != null) {
+			header = rootObjectNode.get(headerGroupName);
 			rootObjectNode.remove(headerGroupName);
+		}
 
 		Object enc = filter.doPreFilter(adptGrpName, adptName, prop, rootObjectNode, setProp(tempProp));
 
 		ObjectNode encJson = (ObjectNode)JacksonUtil.readTree(enc);
+		if (header != null)
 			encJson.set(headerGroupName, header);
 
 		return encJson;