diff --git a/src/main/java/com/bfd/assemble/entity/Constants.java b/src/main/java/com/bfd/assemble/entity/Constants.java
index 9901a11..dbebb79 100644
--- a/src/main/java/com/bfd/assemble/entity/Constants.java
+++ b/src/main/java/com/bfd/assemble/entity/Constants.java
@@ -144,4 +144,9 @@ public class Constants {
 	public static final String SEARCHFIELDS = "searchFields";
 	public static final String ISLAST = "isLast";
 	public static final String TRACE = "trace";
+	
+	 /**
+     * 不需要DataUtil解析的Key
+     */
+    public static final String NOT_KEY = ":$";
 }
diff --git a/src/main/java/com/bfd/assemble/utils/DataUtil.java b/src/main/java/com/bfd/assemble/utils/DataUtil.java
index ad6f5e3..48b7a9c 100644
--- a/src/main/java/com/bfd/assemble/utils/DataUtil.java
+++ b/src/main/java/com/bfd/assemble/utils/DataUtil.java
@@ -19,17 +19,19 @@ import com.bfd.assemble.entity.Constants;
 @Slf4j
 public class DataUtil {
     /**
-     *
-     * @param key 传入的key
+     * @param key     传入的key
      * @param dataMap 数据map
      * @return 根据传入的参数进行判断解析，返回正确的dataValue
      */
     public static Object getValue(String key, Map dataMap) {
-    	try {
-    		//公式为空直接就返回
-        	if(key.equals(Constants.EMPTY)){
-        		return Constants.EMPTY;
-        	}
+        try {
+            //公式为空直接就返回
+            if (key.equals(Constants.EMPTY)) {
+                return Constants.EMPTY;
+            }
+            if (!key.contains(Constants.NOT_KEY)) {
+                return key;
+            }
             Object dataValue;
             String isJson = "#json#";
             if (key.contains(isJson)) {
@@ -51,13 +53,13 @@ public class DataUtil {
             String jsonPath = keySplit[1];
             String dataJson = (String) dataMap.get(keySplit[0]);
             JSONObject dataJsonObject = JSON.parseObject(dataJson);
-            dataValue =  JSONPath.eval(dataJsonObject, jsonPath);
+            dataValue = JSONPath.eval(dataJsonObject, jsonPath);
             return dataValue;
-		} catch (Exception e) {
-			// TODO: handle exception
-			log.error("jsonpath公式取值异常，",e);
-			return null;
-		}
-    	
+        } catch (Exception e) {
+            // TODO: handle exception
+            log.error("jsonpath公式取值异常，", e);
+            return null;
+        }
+
     }
 }
\ No newline at end of file