Sheetal Gosrani created CASSANDRA-5488:
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Summary: CassandraStorage throws NullPointerException (NPE) when
widerows is set to 'true'
Key: CASSANDRA-5488
URL: https://issues.apache.org/jira/browse/CASSANDRA-5488
Project: Cassandra
Issue Type: Bug
Components: Hadoop
Affects Versions: 1.2.4
Environment: Ubuntu 12.04.1 x64, Cassandra 1.2.4
Reporter: Sheetal Gosrani
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
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