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https://issues.apache.org/jira/browse/HADOOP-8588?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sho Shimauchi updated HADOOP-8588:
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Attachment: HADOOP-8588.txt
Attached patch check the value of CommonConfigurationKeys.IO_SERIALIZATIONS_KEY
before conf.getStrings() is run.
Also I refactord test methods to cover all codes in SerializationFactory class.
> SerializationFactory shouldn't throw a NullPointerException if the
> serializations list is empty
> -----------------------------------------------------------------------------------------------
>
> Key: HADOOP-8588
> URL: https://issues.apache.org/jira/browse/HADOOP-8588
> Project: Hadoop Common
> Issue Type: Improvement
> Components: io
> Affects Versions: 2.0.0-alpha
> Reporter: Harsh J
> Assignee: Sho Shimauchi
> Priority: Minor
> Labels: newbie
> Attachments: HADOOP-8588.txt
>
>
> The SerializationFactory throws an NPE if
> CommonConfigurationKeys.IO_SERIALIZATIONS_KEY is set to an empty list in the
> config.
> It should rather print a WARN log indicating the serializations list is
> empty, and start up without any valid serialization classes.
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