[dubbo] branch 3.0 updated: fix delete mesh rule npx (#8435)

[albumenj]

This is an automated email from the ASF dual-hosted git repository.

albumenj pushed a commit to branch 3.0
in repository https://gitbox.apache.org/repos/asf/dubbo.git


The following commit(s) were added to refs/heads/3.0 by this push:
     new e86cfcf  fix delete mesh rule npx (#8435)
e86cfcf is described below

commit e86cfcfa0e2c4022aecdfad95b992c6e378abc80
Author: haoyann <1064645...@qq.com>
AuthorDate: Sat Aug 7 22:31:15 2021 +0800

    fix delete mesh rule npx (#8435)
---
 .../dubbo/rpc/cluster/router/mesh/route/MeshAppRuleListener.java     | 5 +++++
 1 file changed, 5 insertions(+)

diff --git 
a/dubbo-cluster/src/main/java/org/apache/dubbo/rpc/cluster/router/mesh/route/MeshAppRuleListener.java
 
b/dubbo-cluster/src/main/java/org/apache/dubbo/rpc/cluster/router/mesh/route/MeshAppRuleListener.java
index 000a385..5fa7618 100644
--- 
a/dubbo-cluster/src/main/java/org/apache/dubbo/rpc/cluster/router/mesh/route/MeshAppRuleListener.java
+++ 
b/dubbo-cluster/src/main/java/org/apache/dubbo/rpc/cluster/router/mesh/route/MeshAppRuleListener.java
@@ -17,6 +17,7 @@
 
 package org.apache.dubbo.rpc.cluster.router.mesh.route;
 
+import org.apache.dubbo.common.config.configcenter.ConfigChangeType;
 import org.apache.dubbo.common.config.configcenter.ConfigChangedEvent;
 import org.apache.dubbo.common.config.configcenter.ConfigurationListener;
 import org.apache.dubbo.common.logger.Logger;
@@ -101,6 +102,10 @@ public class MeshAppRuleListener implements 
ConfigurationListener {
 
     @Override
     public void process(ConfigChangedEvent event) {
+        if (event.getChangeType() == ConfigChangeType.DELETED) {
+            receiveConfigInfo("");
+            return;
+        }
         receiveConfigInfo(event.getContent());
     }
 }