[dubbo] branch master updated: [Dubbo-5537] remove unused variable in EtcdServiceDiscovery (#5548)

[hyunkun]

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


The following commit(s) were added to refs/heads/master by this push:
     new eeca7c9  [Dubbo-5537] remove unused variable in EtcdServiceDiscovery 
(#5548)
eeca7c9 is described below

commit eeca7c947dff6392fa8057836333d3ba719747e9
Author: shtke <tkh...@gmail.com>
AuthorDate: Sun Dec 29 21:12:21 2019 +0900

    [Dubbo-5537] remove unused variable in EtcdServiceDiscovery (#5548)
---
 .../java/org/apache/dubbo/registry/etcd/EtcdServiceDiscovery.java     | 4 ----
 1 file changed, 4 deletions(-)

diff --git 
a/dubbo-registry/dubbo-registry-etcd3/src/main/java/org/apache/dubbo/registry/etcd/EtcdServiceDiscovery.java
 
b/dubbo-registry/dubbo-registry-etcd3/src/main/java/org/apache/dubbo/registry/etcd/EtcdServiceDiscovery.java
index 821d80c..a26ebc6 100644
--- 
a/dubbo-registry/dubbo-registry-etcd3/src/main/java/org/apache/dubbo/registry/etcd/EtcdServiceDiscovery.java
+++ 
b/dubbo-registry/dubbo-registry-etcd3/src/main/java/org/apache/dubbo/registry/etcd/EtcdServiceDiscovery.java
@@ -24,7 +24,6 @@ import org.apache.dubbo.common.utils.CollectionUtils;
 import org.apache.dubbo.common.utils.ConcurrentHashSet;
 import org.apache.dubbo.event.EventDispatcher;
 import org.apache.dubbo.event.EventListener;
-import org.apache.dubbo.registry.NotifyListener;
 import org.apache.dubbo.registry.client.DefaultServiceInstance;
 import org.apache.dubbo.registry.client.ServiceDiscovery;
 import org.apache.dubbo.registry.client.ServiceInstance;
@@ -47,7 +46,6 @@ import java.util.Map;
 import java.util.Optional;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ConcurrentMap;
 
 /**
  * 2019-07-08
@@ -61,8 +59,6 @@ public class EtcdServiceDiscovery implements 
ServiceDiscovery, EventListener<Ser
     private final Set<String> services = new ConcurrentHashSet<>();
     private final Map<String, ChildListener> childListenerMap = new 
ConcurrentHashMap<>();
 
-    private final ConcurrentMap<URL, ConcurrentMap<NotifyListener, 
ChildListener>> etcdListeners = new ConcurrentHashMap<>();
-
     EtcdClient etcdClient;
     EventDispatcher dispatcher;
     ServiceInstance serviceInstance;