diff --git a/src/main/entry/org/bdware/sc/bean/FunctionDesp.java b/src/main/entry/org/bdware/sc/bean/FunctionDesp.java
index d54807d..b967a0f 100644
--- a/src/main/entry/org/bdware/sc/bean/FunctionDesp.java
+++ b/src/main/entry/org/bdware/sc/bean/FunctionDesp.java
@@ -10,11 +10,14 @@ public class FunctionDesp implements Serializable {
     public String functionName;
     public RouteInfo routeInfo;
     public boolean isView;
+    public JoinInfo joinInfo;
 
-    public FunctionDesp(String name, List<AnnotationNode> annos, RouteInfo routeInfo, boolean isView) {
+
+    public FunctionDesp(String name, List<AnnotationNode> annos, RouteInfo routeInfo, JoinInfo joinInfo, boolean isView) {
         this.functionName = name;
         this.annotations = annos;
         this.routeInfo = routeInfo;
+        this.joinInfo = joinInfo;
         this.isView = isView;
     }
 
diff --git a/src/main/entry/org/bdware/sc/bean/JoinInfo.java b/src/main/entry/org/bdware/sc/bean/JoinInfo.java
index 3b70b75..ff7db2e 100644
--- a/src/main/entry/org/bdware/sc/bean/JoinInfo.java
+++ b/src/main/entry/org/bdware/sc/bean/JoinInfo.java
@@ -13,14 +13,8 @@ public class JoinInfo implements Serializable {
         JoinInfo info = new JoinInfo();
         info.joinRule = null;
         if (annotationNode.getArgs().size() == 1) {
-            switch (annotationNode.getArgs().get(0)) {
-                case "add":
-                    info.joinRule = DefaultJoinRule.add;
-                    break;
-                case "multiply":
-                    info.joinRule = DefaultJoinRule.multiply;
-                    break;
-            }
+            String str = annotationNode.getArgs().get(0);
+            info = JsonUtil.fromJson(str, JoinInfo.class);
         }
         System.out.println("[JoinInfo] annotationNode:" + JsonUtil.toJson(annotationNode));
         return info;