diff --git a/eventmesh-runtime/src/main/java/org/apache/eventmesh/runtime/admin/handler/RegistryHandler.java b/eventmesh-runtime/src/main/java/org/apache/eventmesh/runtime/admin/handler/RegistryHandler.java
index 94a361766b..8c90266144 100755
--- a/eventmesh-runtime/src/main/java/org/apache/eventmesh/runtime/admin/handler/RegistryHandler.java
+++ b/eventmesh-runtime/src/main/java/org/apache/eventmesh/runtime/admin/handler/RegistryHandler.java
@@ -83,7 +83,7 @@ void get(HttpExchange httpExchange) throws IOException {
                 );
                 getRegistryResponseList.add(getRegistryResponse);
             }
-            getRegistryResponseList.sort(Comparator.comparing(lhs -> lhs.getEventMeshClusterName()));
+            getRegistryResponseList.sort(Comparator.comparing(GetRegistryResponse::getEventMeshClusterName));
 
             String result = JsonUtils.toJSONString(getRegistryResponseList);
             httpExchange.sendResponseHeaders(200, result.getBytes().length);
@@ -117,10 +117,10 @@ void get(HttpExchange httpExchange) throws IOException {
 
     @Override
     public void handle(HttpExchange httpExchange) throws IOException {
-        if (httpExchange.getRequestMethod().equals("OPTION")) {
+        if ("OPTION".equals(httpExchange.getRequestMethod())) {
             preflight(httpExchange);
         }
-        if (httpExchange.getRequestMethod().equals("GET")) {
+        if ("GET".equals(httpExchange.getRequestMethod())) {
             get(httpExchange);
         }
     }