java.lang.ClassCastException: org.apache.avro.generic.GenericData$Record cannot be cast to com.harmeetsingh13.java.avroserializer.Customer

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  1. 0

    Apache Kafka Avro Deserialization: Unable to deserialize or decode Specific type message.

    Stack Overflow | 2 months ago | Harmeet Singh Taara
    java.lang.ClassCastException: org.apache.avro.generic.GenericData$Record cannot be cast to com.harmeetsingh13.java.avroserializer.Customer
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    Stack Overflow | 2 months ago | Harmeet Singh Taara
    java.lang.ClassCastException: org.apache.avro.generic.GenericData$Record cannot be cast to com.harmeetsingh13.java.Customer
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    Cloudera Spark-Avro Tutorial fails for a custom avro file

    Stack Overflow | 2 years ago
    org.apache.spark.SparkException: Job aborted due to stage failure: Task 0.0:9 failed 4 times, most recent failure: Exception failure in TID 17 on host vllxbd621node07.scif.com: java.lang.ClassCastException: org.apache.avro.generic.GenericData$Record cannot be cast to com.cloudera.sparkavro.User com.cloudera.sparkavro.SparkSpecificAvroReader$$anonfun$1.apply(SparkSpecificAvroReader.scala:43) com.cloudera.sparkavro.SparkSpecificAvroReader$$anonfun$1.apply(SparkSpecificAvroReader.scala:43) scala.collection.Iterator$$anon$11.next(Iterator.scala:328) scala.collection.Iterator$$anon$11.next(Iterator.scala:328) scala.collection.Iterator$class.foreach(Iterator.scala:727) scala.collection.AbstractIterator.foreach(Iterator.scala:1157) scala.collection.generic.Growable$class.$plus$plus$eq(Growable.scala:48) scala.collection.mutable.ArrayBuffer.$plus$plus$eq(ArrayBuffer.scala:103) scala.collection.mutable.ArrayBuffer.$plus$plus$eq(ArrayBuffer.scala:47) scala.collection.TraversableOnce$class.to(TraversableOnce.scala:273) scala.collection.AbstractIterator.to(Iterator.scala:1157) scala.collection.TraversableOnce$class.toBuffer(TraversableOnce.scala:265) scala.collection.AbstractIterator.toBuffer(Iterator.scala:1157) scala.collection.TraversableOnce$class.toArray(TraversableOnce.scala:252) scala.collection.AbstractIterator.toArray(Iterator.scala:1157) org.apache.spark.rdd.RDD$$anonfun$15.apply(RDD.scala:717) org.apache.spark.rdd.RDD$$anonfun$15.apply(RDD.scala:717) org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1080) org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1080) org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:111) org.apache.spark.scheduler.Task.run(Task.scala:51) org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:187) java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) java.lang.Thread.run(Thread.java:745) Driver stacktrace:

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    Root Cause Analysis

    1. java.lang.ClassCastException

      org.apache.avro.generic.GenericData$Record cannot be cast to com.harmeetsingh13.java.avroserializer.Customer

      at com.harmeetsingh13.java.consumers.avrodesrializer.AvroSpecificDeserializer.lambda$infiniteConsumer$0()
    2. com.harmeetsingh13.java
      AvroSpecificDeserializer.lambda$infiniteConsumer$0
      1. com.harmeetsingh13.java.consumers.avrodesrializer.AvroSpecificDeserializer.lambda$infiniteConsumer$0(AvroSpecificDeserializer.java:51)
      1 frame
    3. Java RT
      Iterable.forEach
      1. java.lang.Iterable.forEach(Iterable.java:75)
      1 frame
    4. com.harmeetsingh13.java
      AvroSpecificDeserializer.main
      1. com.harmeetsingh13.java.consumers.avrodesrializer.AvroSpecificDeserializer.infiniteConsumer(AvroSpecificDeserializer.java:46)
      2. com.harmeetsingh13.java.consumers.avrodesrializer.AvroSpecificDeserializer.main(AvroSpecificDeserializer.java:63)
      2 frames
    5. Java RT
      NativeMethodAccessorImpl.invoke0
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      1 frame