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https://issues.apache.org/jira/browse/COMPRESS-568?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Peter Lee resolved COMPRESS-568.
--------------------------------
Fix Version/s: 1.21
Resolution: Fixed
> NullPointerException in X5455_ExtendedTimestamp.getLocalFileDataData
> --------------------------------------------------------------------
>
> Key: COMPRESS-568
> URL: https://issues.apache.org/jira/browse/COMPRESS-568
> Project: Commons Compress
> Issue Type: Bug
> Affects Versions: 1.20
> Reporter: Fabian Meumertzheim
> Priority: Major
> Fix For: 1.21
>
> Attachments: npe.zip
>
>
> The following snippet of code throws an undeclared NullPointerException:
> {code:java}
> byte[] bytes =
> base64.getDecoder().decode("UEsDBAoACQAAAGu0ukYdiHewEwAAAAcAAAADABwAYWFhVVQDAAn5ygAAUEsFBgAAAAAC/////////0IAAAAABQAAUEsBAh4DCgAJAP8ABbS6RgAAAAAAIAAHAAAAAAAAAAAAAAABAABQSwUGAAAAAP///wU=");
>
> SeekableInMemoryByteChannel input = new SeekableInMemoryByteChannel(bytes);
> try { ZipFile file = new ZipFile(input); } catch (IOException ignored) {}
> {code}
> The stack trace is:
> {noformat}
> java.lang.NullPointerException: Cannot invoke
> "org.apache.commons.compress.archivers.zip.ZipLong.getBytes()" because
> "this.modifyTime" is null
> at
> org.apache.commons.compress.archivers.zip.X5455_ExtendedTimestamp.getLocalFileDataData(X5455_ExtendedTimestamp.java:180)
> at
> org.apache.commons.compress.archivers.zip.ExtraFieldUtils.mergeLocalFileDataData(ExtraFieldUtils.java:250)
> at
> org.apache.commons.compress.archivers.zip.ZipArchiveEntry.setExtra(ZipArchiveEntry.java:691)
> at
> org.apache.commons.compress.archivers.zip.ZipArchiveEntry.addExtraField(ZipArchiveEntry.java:573)
> at
> org.apache.commons.compress.archivers.zip.ZipArchiveEntry.mergeExtraFields(ZipArchiveEntry.java:903)
> at
> org.apache.commons.compress.archivers.zip.ZipArchiveEntry.setExtra(ZipArchiveEntry.java:676)
> at
> org.apache.commons.compress.archivers.zip.ZipFile.resolveLocalFileHeaderData(ZipFile.java:1237)
> at
> org.apache.commons.compress.archivers.zip.ZipFile.<init>(ZipFile.java:373)
> at
> org.apache.commons.compress.archivers.zip.ZipFile.<init>(ZipFile.java:318)
> at
> org.apache.commons.compress.archivers.zip.ZipFile.<init>(ZipFile.java:274)
> {noformat}
> I also attached the input as a ZIP file.
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