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https://issues.apache.org/jira/browse/HCATALOG-239?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13210474#comment-13210474
]
Alan Gates commented on HCATALOG-239:
-------------------------------------
When I apply this patch I see failures in several unit tests, including
TestHCatNonPartitioned and TestHCatDynamicPartitioned with the following:
{code}
org.apache.hcatalog.common.HCatException : 2001 : Error setting output
information. Cause : java.lang.ClassCastException:
org.apache.hcatalog.rcfile.RCFileInputDriver cannot be cast to
org.apache.hcatalog.mapreduce.HCatStorageHandler
org.apache.hcatalog.common.HCatException : 2001 : Error setting output
information. Cause : java.lang.ClassCastException:
org.apache.hcatalog.rcfile.RCFileInputDriver cannot be cast to
org.apache.hcatalog.mapreduce.HCatStorageHandler
at
org.apache.hcatalog.mapreduce.HCatBaseInputFormat.getSplits(HCatBaseInputFormat.java:189)
at org.apache.hadoop.mapred.JobClient.writeNewSplits(JobClient.java:962)
at org.apache.hadoop.mapred.JobClient.writeSplits(JobClient.java:979)
at org.apache.hadoop.mapred.JobClient.access$600(JobClient.java:174)
at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:897)
at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:850)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:396)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1083)
at org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:850)
at org.apache.hadoop.mapreduce.Job.submit(Job.java:465)
at org.apache.hadoop.mapreduce.Job.waitForCompletion(Job.java:495)
at
org.apache.hcatalog.mapreduce.HCatMapReduceTest.runMRRead(HCatMapReduceTest.java:313)
at
org.apache.hcatalog.mapreduce.HCatMapReduceTest.runMRRead(HCatMapReduceTest.java:281)
at
org.apache.hcatalog.mapreduce.TestHCatNonPartitioned.testHCatNonPartitionedTable(TestHCatNonPartitioned.java:111)
Caused by: java.lang.ClassCastException:
org.apache.hcatalog.rcfile.RCFileInputDriver cannot be cast to
org.apache.hcatalog.mapreduce.HCatStorageHandler
at org.apache.hcatalog.common.HCatUtil.getStorageHandler(HCatUtil.java:514)
at
org.apache.hcatalog.mapreduce.HCatBaseInputFormat.getSplits(HCatBaseInputFormat.java:170)
{code}
> Changes to HCatInputFormat to make it use SerDes instead of StorageDrivers
> --------------------------------------------------------------------------
>
> Key: HCATALOG-239
> URL: https://issues.apache.org/jira/browse/HCATALOG-239
> Project: HCatalog
> Issue Type: Sub-task
> Components: storage handlers
> Affects Versions: 0.4
> Reporter: Alan Gates
> Assignee: Vikram Dixit K
> Fix For: 0.4
>
> Attachments: 239.patch, 239_1.patch, 239_2.patch, 239_3.patch,
> 239_4.patch
>
>
> This JIRA covers changes to HCatInputFormat and InputJobInfo. See
> HCATALOG-237 for details and design notes.
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