zhoukang created SPARK-23708:
--------------------------------
Summary: Comment of ShutdownHookManager.addShutdownHook is error
Key: SPARK-23708
URL: https://issues.apache.org/jira/browse/SPARK-23708
Project: Spark
Issue Type: Improvement
Components: Spark Core
Affects Versions: 2.3.0
Reporter: zhoukang
Comment below is not right!
{code:java}
/**
* Adds a shutdown hook with the given priority. Hooks with lower priority
values run
* first.
*
* @param hook The code to run during shutdown.
* @return A handle that can be used to unregister the shutdown hook.
*/
def addShutdownHook(priority: Int)(hook: () => Unit): AnyRef = {
shutdownHooks.add(priority, hook)
}
{code}
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