LennonChin commented on PR #4435: URL: https://github.com/apache/hadoop/pull/4435#issuecomment-1153783910
> @LennonChin I ask a question, Why do you need to add the synchronized keyword? @slfan1989 Hi, synchronized code block is needed for waiting operation, `Object.wait()` need a monitor object, otherwise it will throw java.lang.IllegalMonitorStateException. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org
