diff --git a/designer-base/src/main/java/com/fr/design/data/datapane/connect/ConnectionListPane.java b/designer-base/src/main/java/com/fr/design/data/datapane/connect/ConnectionListPane.java
index eb98dd6b0a..52bac8eaff 100644
--- a/designer-base/src/main/java/com/fr/design/data/datapane/connect/ConnectionListPane.java
+++ b/designer-base/src/main/java/com/fr/design/data/datapane/connect/ConnectionListPane.java
@@ -394,6 +394,9 @@ public class ConnectionListPane extends JListControlPane implements ConnectionSh
         }
     }
 
+    /**
+     * 抛异常的函数式接口
+     */
     @FunctionalInterface
     interface ThrowingConsumer<T> {
         void accept(T t) throws Exception;