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https://issues.apache.org/jira/browse/MAPREDUCE-1405?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Vinod K V resolved MAPREDUCE-1405.
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    Resolution: Duplicate

> unchecked cast warnings in trunk
> --------------------------------
>
>                 Key: MAPREDUCE-1405
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1405
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>            Reporter: Chris Douglas
>            Priority: Trivial
>
> {noformat}
> compile-mapred-classes:
> [jsp-compile] 10/01/24 15:16:55 WARN compiler.TldLocationsCache: Internal 
> Error: File /WEB-INF/web.xml not found
>     [javac] Compiling 494 source files to /.../mapred/build/classes
>     [javac] /.../mapred/src/java/org/apache/hadoop/mapred/Child.java:159: 
> warning: [unchecked] unchecked cast
>     [javac] found   : org.apache.hadoop.security.token.Token<capture#981 of ? 
> extends org.apache.hadoop.security.token.TokenIdentifier>
>     [javac] required: 
> org.apache.hadoop.security.token.Token<org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier>
>     [javac]         Token<JobTokenIdentifier> jt = 
> (Token<JobTokenIdentifier>)ts.getJobToken();
>     [javac]                                                                   
>               ^
>     [javac] 
> /.../mapred/src/java/org/apache/hadoop/mapred/TaskTracker.java:922: warning: 
> [unchecked] unchecked cast
>     [javac] found   : org.apache.hadoop.security.token.Token<capture#810 of ? 
> extends org.apache.hadoop.security.token.TokenIdentifier>
>     [javac] required: 
> org.apache.hadoop.security.token.Token<org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier>
>     [javac]         Token<JobTokenIdentifier> jt = 
> (Token<JobTokenIdentifier>)ts.getJobToken();
> {noformat}

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