feat: StandardMessageCoordinatorDJB에 callProp refValue 값 주입 기능 추가

- coordinateAfterCreateMessageByRule에서 StandardItem의 refValue가
   \${callProp.키} 패턴이면 Properties에서 값을 꺼내 setValue로 설정한다.
- \${callProp.키:기본값} 구문으로 기본값 지정 가능
- 점(.) 구분으로 Properties/Map 중첩 구조 탐색 지원
- GROUP 타입 재귀 순회, GRID/FARRAY는 건너뜀

src/main/java/com/eactive/eai/custom/message/StandardMessageCoordinatorDJB.java

@@ -5,7 +5,10 @@ import java.net.NetworkInterface;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
 import java.util.LinkedHashMap;
+import java.util.Map;
 import java.util.Properties;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 import org.apache.commons.lang3.StringUtils;
 
@@ -15,6 +18,7 @@ import com.eactive.eai.common.util.MessageUtil;
 import com.eactive.eai.inbound.processor.ProcessVO;
 import com.eactive.eai.message.StandardItem;
 import com.eactive.eai.message.StandardMessage;
+import com.eactive.eai.message.StandardType;
 import com.eactive.eai.message.manager.StandardMessageManager;
 import com.eactive.eai.message.service.DefaultStandardMessageCoordinator;
 import com.eactive.eai.message.service.InterfaceMapper;
@@ -36,6 +40,10 @@ public class StandardMessageCoordinatorDJB extends DefaultStandardMessageCoordin
     private static final DateTimeFormatter FMT_DATE        = DateTimeFormatter.ofPattern("yyyyMMdd");
     private static final DateTimeFormatter FMT_TIME_MILLIS = DateTimeFormatter.ofPattern("HHmmssSSS");
 
+    // ${callProp.key} 또는 ${callProp.key:기본값} 패턴
+    private static final Pattern CALL_PROP_PATTERN =
+            Pattern.compile("\\$\\{callProp\\.([^}:]+)(?::([^}]*))?\\}");
+
     // HEAD 필드 경로
     private static final String HEAD_FRST_MESG_DMAN_DT   = "HEAD.frst_mesg_dman_dt";
     private static final String HEAD_FRST_MESG_DMAN_TIME  = "HEAD.frst_mesg_dman_time";
@@ -114,6 +122,9 @@ public class StandardMessageCoordinatorDJB extends DefaultStandardMessageCoordin
         if (ezdataItem != null && evaluateBlockCondition(standardMessage, ezdataItem)) {
             setEzdataFields(standardMessage, ezdataItem, ipv4, mac);
         }
+
+        // refValue="${callProp.키}" 필드에 Properties 값 주입
+        resolveCallPropRefValues(standardMessage, prop);
     }
 
     @Override
@@ -232,6 +243,67 @@ public class StandardMessageCoordinatorDJB extends DefaultStandardMessageCoordin
     // private helpers
     // ----------------------------------------------------------------
 
+    private void resolveCallPropRefValues(StandardMessage standardMessage, Properties prop) {
+        if (prop == null) return;
+        resolveCallPropInChilds(standardMessage.getChilds(), prop);
+    }
+
+    private void resolveCallPropInChilds(LinkedHashMap<String, StandardItem> childs, Properties prop) {
+        if (childs == null) return;
+        for (StandardItem item : childs.values()) {
+            int type = item.getType();
+            if (type == StandardType.FIELD) {
+                String refValue = item.getRefValue();
+                if (refValue == null) continue;
+                Matcher m = CALL_PROP_PATTERN.matcher(refValue);
+                if (m.matches()) {
+                    String key        = m.group(1);
+                    String defaultVal = m.group(2) != null ? m.group(2) : "";
+                    String resolved   = resolveCallPropValue(prop, key);
+                    item.setValue(resolved != null ? resolved : defaultVal);
+                }
+            } else if (type == StandardType.GROUP) {
+                resolveCallPropInChilds(item.getChilds(), prop);
+            }
+            // GRID, FARRAY, BIZDATA: 배열/업무데이터 영역은 건너뜀
+        }
+    }
+
+    /**
+     * Properties/Map 중첩 구조에서 점(.) 구분 keyPath로 값을 탐색한다.
+     * Properties는 Map을 구현하므로 Map<?,?> 단일 메서드로 통일한다.
+     * - "aaa.bbb" : map.get("aaa")가 Map(Properties 포함)이면 그 안에서 "bbb" 재귀 조회
+     * - 중간 값이 Map이 아니면 전체 keyPath로 폴백 조회
+     * - 값을 찾지 못하면 null 반환
+     */
+    private String resolveCallPropValue(Properties props, String keyPath) {
+        return resolveNestedValue(props, keyPath);
+    }
+
+    @SuppressWarnings("unchecked")
+    private String resolveNestedValue(Map<?, ?> map, String keyPath) {
+        int dotIdx = keyPath.indexOf('.');
+        if (dotIdx < 0) {
+            Object val = map.get(keyPath);
+            if (val == null)           return null;
+            if (val instanceof String) return (String) val;
+            return val.toString();
+        }
+
+        String first = keyPath.substring(0, dotIdx);
+        String rest  = keyPath.substring(dotIdx + 1);
+        Object val = map.get(first);
+        if (val instanceof Map) {
+            return resolveNestedValue((Map<?, ?>) val, rest);
+        }
+
+        // 폴백: 전체 keyPath를 단일 키로 조회
+        Object direct = map.get(keyPath);
+        if (direct == null)           return null;
+        if (direct instanceof String) return (String) direct;
+        return direct.toString();
+    }
+
     private String getSysEnvDvcd(EAIServerManager server) {
         if (server.isPEAIServer()) return "P"; // 운영
         if (server.isSEAIServer()) return "T"; // 검증/테스트