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From "Andrew Purtell (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-11523) JSON serialization of PE Options is broke
Date Wed, 16 Jul 2014 16:30:08 GMT

    [ https://issues.apache.org/jira/browse/HBASE-11523?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14063687#comment-14063687
] 

Andrew Purtell commented on HBASE-11523:
----------------------------------------

Glad to hear there's no issue with 0.98, but I will confirm this when evaluating the RC

> JSON serialization of PE Options is broke
> -----------------------------------------
>
>                 Key: HBASE-11523
>                 URL: https://issues.apache.org/jira/browse/HBASE-11523
>             Project: HBase
>          Issue Type: Bug
>            Reporter: stack
>            Assignee: stack
>             Fix For: 0.99.0, 2.0.0
>
>         Attachments: 11520v3.txt, 11523v2.txt, HBASE-11523.00.nd.patch
>
>
> I see this when I try to run a PE MR job on master:
> {code}
> 4/07/15 22:02:27 INFO mapreduce.Job: Task Id : attempt_1405482830657_0004_m_000015_2,
Status : FAILED
> Error: org.codehaus.jackson.map.exc.UnrecognizedPropertyException: Unrecognized field
"blockEncoding" (Class org.apache.hadoop.hbase.PerformanceEvaluation$TestOptions), not marked
as ignorable
>  at [Source: java.io.StringReader@41c7d592; line: 1, column: 37] (through reference chain:
org.apache.hadoop.hbase.TestOptions["blockEncoding"])
> 	at org.codehaus.jackson.map.exc.UnrecognizedPropertyException.from(UnrecognizedPropertyException.java:53)
> 	at org.codehaus.jackson.map.deser.StdDeserializationContext.unknownFieldException(StdDeserializationContext.java:246)
> 	at org.codehaus.jackson.map.deser.StdDeserializer.reportUnknownProperty(StdDeserializer.java:604)
> 	at org.codehaus.jackson.map.deser.StdDeserializer.handleUnknownProperty(StdDeserializer.java:590)
> 	at org.codehaus.jackson.map.deser.BeanDeserializer.handleUnknownProperty(BeanDeserializer.java:689)
> 	at org.codehaus.jackson.map.deser.BeanDeserializer.deserializeFromObject(BeanDeserializer.java:514)
> 	at org.codehaus.jackson.map.deser.BeanDeserializer.deserialize(BeanDeserializer.java:350)
> 	at org.codehaus.jackson.map.ObjectMapper._readMapAndClose(ObjectMapper.java:2402)
> 	at org.codehaus.jackson.map.ObjectMapper.readValue(ObjectMapper.java:1602)
> 	at org.apache.hadoop.hbase.PerformanceEvaluation$EvaluationMapTask.map(PerformanceEvaluation.java:255)
> 	at org.apache.hadoop.hbase.PerformanceEvaluation$EvaluationMapTask.map(PerformanceEvaluation.java:210)
> 	at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:145)
> 	at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:764)
> 	at org.apache.hadoop.mapred.MapTask.run(MapTask.java:340)
> 	at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:167)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at javax.security.auth.Subject.doAs(Subject.java:415)
> 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1556)
> 	at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:162)
> {code}
> The JSON serialization of PE Options does not seem to be working.  If I add a setter,
it does work so unless I hear otherwise, seems like adding a setter for each PE option is
the way to go (I like the new JSON serialization).



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