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https://issues.apache.org/jira/browse/IGNITE-8572?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ivan Rakov updated IGNITE-8572:
-------------------------------
Fix Version/s: (was: 2.7)
2.8
> StandaloneWalRecordsIterator may throw NPE if compressed WAL segment is empty
> -----------------------------------------------------------------------------
>
> Key: IGNITE-8572
> URL: https://issues.apache.org/jira/browse/IGNITE-8572
> Project: Ignite
> Issue Type: New Feature
> Components: persistence
> Reporter: Ivan Rakov
> Assignee: Ivan Rakov
> Priority: Major
> Fix For: 2.8
>
>
> In case ZIP archive with WAL segment doesn't contain any ZIP entries, attempt
> to iterate through it with standalone WAL iterator will throw NPE:
> {noformat}
> Caused by: java.lang.NullPointerException
> at
> org.apache.ignite.internal.processors.cache.persistence.file.UnzipFileIO.<init>(UnzipFileIO.java:53)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.AbstractWalRecordsIterator.initReadHandle(AbstractWalRecordsIterator.java:265)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.reader.StandaloneWalRecordsIterator.advanceSegment(StandaloneWalRecordsIterator.java:262)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.AbstractWalRecordsIterator.advance(AbstractWalRecordsIterator.java:155)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.reader.StandaloneWalRecordsIterator.<init>(StandaloneWalRecordsIterator.java:111)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.reader.IgniteWalIteratorFactory.iteratorArchiveDirectory(IgniteWalIteratorFactory.java:156)
> ... 6 more
> {noformat}
> We should throw excpetion with descriptive error message instead.
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