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https://issues.apache.org/jira/browse/ZOOKEEPER-3039?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Patrick Hunt resolved ZOOKEEPER-3039.
-------------------------------------
Resolution: Fixed
Hadoop Flags: Reviewed
> TxnLogToolkit uses Scanner badly
> --------------------------------
>
> Key: ZOOKEEPER-3039
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-3039
> Project: ZooKeeper
> Issue Type: Bug
> Affects Versions: 3.5.4, 3.6.0, 3.4.13
> Reporter: Andor Molnar
> Assignee: Andor Molnar
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.5.4, 3.6.0, 3.4.13
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> If more than 1 CRC error is found in the Txn log file, TxnLogToolkit fails to
> get an answer for the second one, because it has already closed the Scanner
> which was probably closed the input stream also, so exception is thrown:
> {noformat}
> ZooKeeper Transactional Log File with dbid 0 txnlog format version 2
> CRC ERROR - 4/5/18 5:16:05 AM PDT session 0x16295bafcc40000 cxid 0x1 zxid
> 0x100000002 closeSession null
> Would you like to fix it (Yes/No/Abort) ? y
> CRC ERROR - 4/5/18 5:17:34 AM PDT session 0x26295bafcc90000 cxid 0x0 zxid
> 0x200000001 closeSession null
> Would you like to fix it (Yes/No/Abort) ? Exception in thread "main"
> java.util.NoSuchElementException
> at java.util.Scanner.throwFor(Scanner.java:862)
> at java.util.Scanner.next(Scanner.java:1371)
> at
> org.apache.zookeeper.server.persistence.TxnLogToolkit.askForFix(TxnLogToolkit.java:208)
> at
> org.apache.zookeeper.server.persistence.TxnLogToolkit.dump(TxnLogToolkit.java:175)
> at
> org.apache.zookeeper.server.persistence.TxnLogToolkit.main(TxnLogToolkit.java:101){noformat}
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