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https://issues.apache.org/jira/browse/HAMA-929?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Edward J. Yoon updated HAMA-929:
--------------------------------
Attachment: HAMA-929_v01.patch
This patch fixes the bug and also contains few changes for HAMA-928.
I'm going to commit this patch and start to work on HAMA-928.
If you have any comments, Please let me know.
> InstantiationException occurs when create a new instance of Combiner
> --------------------------------------------------------------------
>
> Key: HAMA-929
> URL: https://issues.apache.org/jira/browse/HAMA-929
> Project: Hama
> Issue Type: Bug
> Components: bsp core
> Reporter: Edward J. Yoon
> Assignee: Edward J. Yoon
> Fix For: 0.7.0
>
> Attachments: HAMA-929_v01.patch
>
>
> {code}
> 15/03/02 00:03:58 ERROR bsp.LocalBSPRunner: Exception during BSP execution!
> java.util.concurrent.ExecutionException: java.lang.RuntimeException:
> java.lang.InstantiationException
> at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:252)
> at java.util.concurrent.FutureTask.get(FutureTask.java:111)
> at
> org.apache.hama.bsp.LocalBSPRunner$ThreadObserver.run(LocalBSPRunner.java:315)
> at java.lang.Thread.run(Thread.java:724)
> Caused by: java.lang.RuntimeException: java.lang.InstantiationException
> at
> org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:115)
> at
> org.apache.hama.bsp.message.OutgoingPOJOMessageBundle.init(OutgoingPOJOMessageBundle.java:45)
> at
> org.apache.hama.bsp.message.AbstractMessageManager.init(AbstractMessageManager.java:98)
> at
> org.apache.hama.bsp.LocalBSPRunner$LocalMessageManager.init(LocalBSPRunner.java:345)
> at
> org.apache.hama.bsp.BSPPeerImpl.initializeMessaging(BSPPeerImpl.java:294)
> at org.apache.hama.bsp.BSPPeerImpl.<init>(BSPPeerImpl.java:173)
> at org.apache.hama.bsp.BSPPeerImpl.<init>(BSPPeerImpl.java:134)
> at
> org.apache.hama.bsp.LocalBSPRunner$BSPRunner.run(LocalBSPRunner.java:251)
> at
> org.apache.hama.bsp.LocalBSPRunner$BSPRunner.call(LocalBSPRunner.java:288)
> at
> org.apache.hama.bsp.LocalBSPRunner$BSPRunner.call(LocalBSPRunner.java:212)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
> at java.util.concurrent.FutureTask.run(FutureTask.java:166)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
> at java.util.concurrent.FutureTask.run(FutureTask.java:166)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> ... 1 more
> Caused by: java.lang.InstantiationException
> at
> sun.reflect.InstantiationExceptionConstructorAccessorImpl.newInstance(InstantiationExceptionConstructorAccessorImpl.java:48)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
> at
> org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:113)
> ... 17 more
> {code}
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