Cassandra
  1. Cassandra
  2. CASSANDRA-5488

CassandraStorage throws NullPointerException (NPE) when widerows is set to 'true'

    Details

    • Type: Bug Bug
    • Status: Resolved
    • Priority: Minor Minor
    • Resolution: Fixed
    • Fix Version/s: 1.1.12, 1.2.6
    • Component/s: Hadoop
    • Labels:
    • Environment:

      Ubuntu 12.04.1 x64, Cassandra 1.2.4

      Description

      CassandraStorage throws NPE when widerows is set to 'true'.

      2 problems in getNextWide:
      1. Creation of tuple without specifying size
      2. Calling addKeyToTuple on lastKey instead of key

      java.lang.NullPointerException
      at org.apache.cassandra.utils.ByteBufferUtil.string(ByteBufferUtil.java:167)
      at org.apache.cassandra.utils.ByteBufferUtil.string(ByteBufferUtil.java:124)
      at org.apache.cassandra.cql.jdbc.JdbcUTF8.getString(JdbcUTF8.java:73)
      at org.apache.cassandra.cql.jdbc.JdbcUTF8.compose(JdbcUTF8.java:93)
      at org.apache.cassandra.db.marshal.UTF8Type.compose(UTF8Type.java:34)
      at org.apache.cassandra.db.marshal.UTF8Type.compose(UTF8Type.java:26)
      at org.apache.cassandra.hadoop.pig.CassandraStorage.addKeyToTuple(CassandraStorage.java:313)
      at org.apache.cassandra.hadoop.pig.CassandraStorage.getNextWide(CassandraStorage.java:196)
      at org.apache.cassandra.hadoop.pig.CassandraStorage.getNext(CassandraStorage.java:224)
      at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigRecordReader.nextKeyValue(PigRecordReader.java:194)
      at org.apache.hadoop.mapred.MapTask$NewTrackingRecordReader.nextKeyValue(MapTask.java:532)
      at org.apache.hadoop.mapreduce.MapContext.nextKeyValue(MapContext.java:67)
      at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:143)
      at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:764)
      at org.apache.hadoop.mapred.MapTask.run(MapTask.java:370)
      at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
      at java.security.AccessController.doPrivileged(Native Method)
      at javax.security.auth.Subject.doAs(Subject.java:415)
      at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1121)
      at org.apache.hadoop.mapred.Child.main(Child.java:249)
      2013-04-16 12:28:03,671 INFO org.apache.hadoop.mapred.Task: Runnning cleanup for the task

      1. 5488.txt
        3 kB
        Sheetal Gosrani
      2. 5488-2.txt
        4 kB
        Jeremy Hanna

        Activity

        Sheetal Gosrani created issue -
        Sheetal Gosrani made changes -
        Field Original Value New Value
        Status Open [ 1 ] Patch Available [ 10002 ]
        Sheetal Gosrani made changes -
        Attachment 5488.txt [ 12579184 ]
        Sheetal Gosrani made changes -
        Attachment 5488.txt [ 12579184 ]
        Sheetal Gosrani made changes -
        Attachment 5488.txt [ 12579212 ]
        Jonathan Ellis made changes -
        Fix Version/s 1.2.5 [ 12324301 ]
        Priority Major [ 3 ] Minor [ 4 ]
        Reviewer brandon.williams
        Jeremy Hanna made changes -
        Affects Version/s 1.1.9 [ 12323843 ]
        Sylvain Lebresne made changes -
        Fix Version/s 1.2.6 [ 12324449 ]
        Fix Version/s 1.2.5 [ 12324301 ]
        Jeremy Hanna made changes -
        Attachment 5488-2.txt [ 12584029 ]
        Brandon Williams made changes -
        Status Patch Available [ 10002 ] Resolved [ 5 ]
        Fix Version/s 1.1.12 [ 12324332 ]
        Resolution Fixed [ 1 ]
        Brandon Williams made changes -
        Assignee Sheetal Gosrani [ sgosrani ]
        Jeremy Hanna made changes -
        Resolution Fixed [ 1 ]
        Status Resolved [ 5 ] Reopened [ 4 ]
        Aleksey Yeschenko made changes -
        Assignee Sheetal Gosrani [ sgosrani ] Aleksey Yeschenko [ iamaleksey ]
        Brandon Williams made changes -
        Status Reopened [ 4 ] Resolved [ 5 ]
        Resolution Fixed [ 1 ]
        Aleksey Yeschenko made changes -
        Assignee Aleksey Yeschenko [ iamaleksey ] Brandon Williams [ brandon.williams ]
        Brandon Williams made changes -
        Assignee Brandon Williams [ brandon.williams ] Sheetal Gosrani [ sgosrani ]

          People

          • Assignee:
            Sheetal Gosrani
            Reporter:
            Sheetal Gosrani
            Reviewer:
            Brandon Williams
          • Votes:
            0 Vote for this issue
            Watchers:
            2 Start watching this issue

            Dates

            • Created:
              Updated:
              Resolved:

              Development