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From "Jian He (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-2999) Compilation error in AllocationConfiguration.java in java1.7 while running tests
Date Thu, 01 Jan 2015 21:11:13 GMT

    [ https://issues.apache.org/jira/browse/YARN-2999?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14262661#comment-14262661
] 

Jian He commented on YARN-2999:
-------------------------------

bq.  I think I get root cause of the problem i.e my eclipse set up has jre 1.6 default compiler.
same issue to me...  thanks for debugging into this. thanks Steve for the comments. 

> Compilation error in AllocationConfiguration.java in java1.7 while running tests
> --------------------------------------------------------------------------------
>
>                 Key: YARN-2999
>                 URL: https://issues.apache.org/jira/browse/YARN-2999
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: resourcemanager
>            Reporter: Rohith
>            Assignee: Rohith
>         Attachments: 0001-YARN-2999.patch
>
>
> In AllocationConfiguration, in the below object creation, generic type must be specified
as instance variable,otherwise java1.7 lead compilation error while running tests for RM and
NM
> {{reservableQueues = new HashSet<>();}}
> Report :
> {code}
> java.lang.Error: Unresolved compilation problem: 
> 	'<>' operator is not allowed for source level below 1.7
> 	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.AllocationConfiguration.<init>(AllocationConfiguration.java:150)
> 	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler.initScheduler(FairScheduler.java:1276)
> 	at org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.FairScheduler.serviceInit(FairScheduler.java:1320)
> 	at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163)
> 	at org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107)
> 	at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$RMActiveServices.serviceInit(ResourceManager.java:559)
> 	at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163)
> 	at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.createAndInitActiveServices(ResourceManager.java:985)
> 	at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceInit(ResourceManager.java:251)
> 	at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163)
> 	at org.apache.hadoop.yarn.server.resourcemanager.TestRMRestart$TestSecurityMockRM.init(TestRMRestart.java:2027)
> 	at org.apache.hadoop.yarn.server.resourcemanager.MockRM.<init>(MockRM.java:108)
> 	at org.apache.hadoop.yarn.server.resourcemanager.TestRMRestart$TestSecurityMockRM.<init>(TestRMRestart.java:2020)
> 	at org.apache.hadoop.yarn.server.resourcemanager.TestRMRestart.testAppAttemptTokensRestoredOnRMRestart(TestRMRestart.java:1199)
> {code} 



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