diff --git a/src/main/java/com/cmcc/magent/controller/MiddlewareManagerApi.java b/src/main/java/com/cmcc/magent/controller/MiddlewareManagerApi.java
index 40af8ef..5226027 100644
--- a/src/main/java/com/cmcc/magent/controller/MiddlewareManagerApi.java
+++ b/src/main/java/com/cmcc/magent/controller/MiddlewareManagerApi.java
@@ -38,12 +38,9 @@ import org.springframework.web.bind.annotation.RestController;
 
 import java.util.ArrayList;
 import java.util.Collections;
-import java.util.Comparator;
-import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Optional;
-import java.util.stream.Collectors;
 
 /**
  * MiddlewareManagerApi 类提供了中间件管理的 RESTful API 接口。