[jira] [Created] (HIVE-6530) JDK 7 trunk build fails after HIVE-6418 patch

["Prasad Mujumdar (JIRA)" <ji...@apache.org>]

Prasad Mujumdar created HIVE-6530:
-------------------------------------

             Summary: JDK 7 trunk build fails after HIVE-6418 patch
                 Key: HIVE-6530
                 URL: https://issues.apache.org/jira/browse/HIVE-6530
             Project: Hive
          Issue Type: Bug
          Components: Query Processor
    Affects Versions: 0.13.0
            Reporter: Prasad Mujumdar
            Priority: Blocker


JDK7 build fails with following error 
{noformat}
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on project hive-exec: Compilation failure
[ERROR] /home/prasadm/repos/apache/hive-trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/persistence/LazyFlatRowContainer.java:[118,15] name clash: add(java.util.List<java.lang.Object>) in org.apache.hadoop.hive.ql.exec.persistence.LazyFlatRowContainer overrides a method whose erasure is the same as another method, yet neither overrides the other
[ERROR] first method:  add(E) in java.util.AbstractCollection
[ERROR] second method: add(ROW) in org.apache.hadoop.hive.ql.exec.persistence.AbstractRowContainer
[ERROR] -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
[ERROR] 
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR]   mvn <goals> -rf :hive-exec
{noformat}

This LazyFlatRowContainer.java is  a new file added as part of  HIVE-6418 patch. It's extending AbstractCollection and implements AbstractRowContainer. Looks like the both these have a add() method that's conflicting.



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