From 19063ae3fe14f7a764ea2d3c9dfa04215c55ae49 Mon Sep 17 00:00:00 2001
From: JSamuel <313829429@qq.com>
Date: Tue, 19 Dec 2023 11:12:56 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20BackendConfig=20-=20namingMap=EF=BC=8Ca?=
 =?UTF-8?q?dd=20default=20metadata=20map=20(#12)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

--story=114894962
---
 .../com/tencent/trpc/core/common/config/BackendConfig.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/trpc-core/src/main/java/com/tencent/trpc/core/common/config/BackendConfig.java b/trpc-core/src/main/java/com/tencent/trpc/core/common/config/BackendConfig.java
index 873145941d..18aef78228 100644
--- a/trpc-core/src/main/java/com/tencent/trpc/core/common/config/BackendConfig.java
+++ b/trpc-core/src/main/java/com/tencent/trpc/core/common/config/BackendConfig.java
@@ -33,6 +33,7 @@
 import com.tencent.trpc.core.worker.WorkerPoolManager;
 import com.tencent.trpc.core.worker.spi.WorkerPool;
 import java.net.InetSocketAddress;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
@@ -114,7 +115,11 @@ public class BackendConfig extends BaseProtocolConfig {
      * The parameters of naming's map and namingUrl together form the naming configuration and put namingOptions
      */
     @ConfigProperty(name = "naming_map")
-    protected Map<String, Object> namingMap = Maps.newHashMap();
+    protected Map<String, Object> namingMap = new HashMap<String, Object>() {
+        {
+            put(Constants.METADATA, Maps.newHashMap());
+        }
+    };
     /**
      * Environment
      */