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https://issues.apache.org/jira/browse/GORA-144?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14015469#comment-14015469
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Julien Nioche commented on GORA-144:
------------------------------------

My 2 cents on this. Would be good to be able to run GORA (and Nutch 2.x) on 
Hadoop 2. Just to give an example, I was trying to launch a cluster to play 
with Nutch 2 and in order to make my life simpler tried ElasticMapReduce as it 
can come with HBase. The trouble is that the version of HBase is .92 for the 
Hadoop 1 EMR but is .94 for the Hadoop 2 EMR. Same story with CDH. CDH4 can 
install HBase in a version which is compatible with the one in GORA but comes 
with Hadoop 2. 



> Upgrade gora so to be compatible with hadoop 2
> ----------------------------------------------
>
>                 Key: GORA-144
>                 URL: https://issues.apache.org/jira/browse/GORA-144
>             Project: Apache Gora
>          Issue Type: Task
>          Components: avro, build process, maven
>    Affects Versions: 0.2
>            Reporter: raf shin
>            Assignee: Talat UYARER
>            Priority: Minor
>             Fix For: 0.5
>
>         Attachments: GORA-144-v1.patch
>
>
> TaskAttemptContext and JobContext which were a class in previous hadoop 
> versions are now interfaces.
> Compiling gora with new hadoop version 2 fails.
> BinaryDecoder and BinaryEncoder in Avro 1.5.4 are also now interfaces which 
> were previously class.
> avro.ipc.ByteBufferOutputStream and avro.ipc.ByteBufferInputStream are also 
> moved to avro.util package.
> There might be much more incompatibilities there which we have not seen yet.
> We gave up upgrading our nutchgora to the new hadoop 2 version.



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