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https://issues.apache.org/jira/browse/HADOOP-1584?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12512055
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Hudson commented on HADOOP-1584:
--------------------------------
Integrated in Hadoop-Nightly #152 (See
[http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Nightly/152/])
> Bug in readFields of GenericWritable
> ------------------------------------
>
> Key: HADOOP-1584
> URL: https://issues.apache.org/jira/browse/HADOOP-1584
> Project: Hadoop
> Issue Type: Bug
> Components: io
> Affects Versions: 0.12.3, 0.13.0, 0.14.0
> Reporter: Espen Amble Kolstad
> Assignee: Espen Amble Kolstad
> Priority: Minor
> Fix For: 0.14.0
>
> Attachments: GenericWritable.patch
>
>
> When getTypes() returns more than 127 entries, read of classes with index >
> 127 will fail.
> {code}
> public void readFields(DataInput in) throws IOException {
> type = in.readByte();
> Class clazz = getTypes()[type];
> ...
> }
> {code}
> {code}
> public void readFields(DataInput in) throws IOException {
> type = in.readByte();
> Class clazz = getTypes()[type & 0xff];
> ...
> }
> {code}
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