GrantPSpencer commented on code in PR #2607:
URL: https://github.com/apache/helix/pull/2607#discussion_r1330835034
##########
meta-client/src/main/java/org/apache/helix/metaclient/impl/zk/util/ZkMetaClientUtil.java:
##########
@@ -358,4 +358,25 @@ public static MetaClientException.ReturnCode
translateZooKeeperCodeToMetaClientC
return MetaClientException.ReturnCode.DB_USER_ERROR;
}
}
+
+ public static String getZkParentPath(String path) {
+ if (path.equals("/")) {
+ return null;
+ }
+
+ int idx = path.lastIndexOf('/');
+ return idx == 0 ? "/" : path.substring(0, idx);
+ }
+
+ // Splits a path into the paths for each node along the way.
+ // /a/b/c --> /a/b/c, /a/b, /a
+ public static List<String> separateIntoUniqueNodePaths(String path) {
Review Comment:
I think this would take /a/b/c and return:
/c, /b/c,and /a/b/c
I've taken this algo and made a small adjustment to it
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