[jira] [Created] (PIO-118) ClassCastException from NullWritable to Text in ESEventsUtil

["Shinsuke Sugaya (JIRA)" <ji...@apache.org>]

Shinsuke Sugaya created PIO-118:
-----------------------------------

             Summary: ClassCastException from NullWritable to Text in ESEventsUtil
                 Key: PIO-118
                 URL: https://issues.apache.org/jira/browse/PIO-118
             Project: PredictionIO
          Issue Type: Bug
          Components: Core
            Reporter: Shinsuke Sugaya
            Assignee: Shinsuke Sugaya


{noformat}
Caused by: java.lang.ClassCastException: org.apache.hadoop.io.NullWritable cannot be cast to org.apache.hadoop.io.Text
    at org.apache.predictionio.data.storage.elasticsearch.ESEventsUtil$.getOptStringCol$1(ESEventsUtil.scala:58)
    at org.apache.predictionio.data.storage.elasticsearch.ESEventsUtil$.resultToEvent(ESEventsUtil.scala:68)
    at org.apache.predictionio.data.storage.elasticsearch.ESPEvents$$anonfun$5.apply(ESPEvents.scala:89)
    at org.apache.predictionio.data.storage.elasticsearch.ESPEvents$$anonfun$5.apply(ESPEvents.scala:87)
    at scala.collection.Iterator$$anon$11.next(Iterator.scala:409)
    at scala.collection.Iterator$$anon$11.next(Iterator.scala:409)
    at scala.collection.Iterator$$anon$11.next(Iterator.scala:409)
    at org.apache.spark.sql.catalyst.expressions.GeneratedClass$GeneratedIterator.processNext(Unknown Source)
    at org.apache.spark.sql.execution.BufferedRowIterator.hasNext(BufferedRowIterator.java:43)
    at org.apache.spark.sql.execution.WholeStageCodegenExec$$anonfun$8$$anon$1.hasNext(WholeStageCodegenExec.scala:377)
    at org.apache.spark.sql.execution.SparkPlan$$anonfun$2.apply(SparkPlan.scala:231)
    at org.apache.spark.sql.execution.SparkPlan$$anonfun$2.apply(SparkPlan.scala:225)
    at org.apache.spark.rdd.RDD$$anonfun$mapPartitionsInternal$1$$anonfun$apply$25.apply(RDD.scala:827)
    at org.apache.spark.rdd.RDD$$anonfun$mapPartitionsInternal$1$$anonfun$apply$25.apply(RDD.scala:827)
    at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:38)
    at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:323)
    at org.apache.spark.rdd.RDD.iterator(RDD.scala:287)
    at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:87)
    at org.apache.spark.scheduler.Task.run(Task.scala:99)
    at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:322)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    ... 1 more
{noformat}



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