Yanniiii commented on a change in pull request #8508:
URL: https://github.com/apache/dubbo/pull/8508#discussion_r690918511
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File path:
dubbo-registry/dubbo-registry-multiple/src/main/java/org/apache/dubbo/registry/multiple/MultipleRegistry.java
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@@ -200,9 +195,27 @@ public void unsubscribe(URL url, NotifyListener listener) {
urls.addAll(tmpUrls);
}
}
+ urls = removeDuplicate(urls);
return urls;
}
+ protected static List<URL> removeDuplicate(List<URL> urls) {
+ Set<List<String>> set = new HashSet<>();
+ List<URL> dedupList = new ArrayList<>();
+ for (URL url : urls) {
+ List<String> tmp = new ArrayList<>();
+ tmp.add(url.getAddress());
+ tmp.add(url.getProtocol());
+ tmp.add(url.getParameter("group"));
+ tmp.add(url.getParameter("version"));
+ if (!set.contains(tmp)) {
+ set.add(tmp);
+ dedupList.add(url);
+ }
Review comment:
I rebased the branch from 3.0 to Master.And maybe what you want to say
is that these parameters are not enough to complete the deduplication correctly?
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