clay4444 opened a new pull request #1577: refactor zk tree cache URL: https://github.com/apache/incubator-dolphinscheduler/pull/1577 #752 What is the purpose of the pull request in ZookeeperCachedOperator class, the current implementation is to use a map to store all the treecache, which may be problematic. The correct method is to use a treecache to monitor zk /${~ scheduler} All events under the root path, which is responsible for forwarding to the subclass, and the subclass uses the path to get the events it cares about
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