[SPARK-25786] If the ByteBuffer.hasArray is false , it will throw UnsupportedOperationException for Kryo

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 3.0.0
• Fix Version/s: 2.3.3, 2.4.1, 3.0.0
• Component/s: Spark Core
• Assignee: liuxian
• Reporter: liuxian
• Created: 20/Oct/18 02:39
• Updated: 24/Nov/18 15:35
• Resolved: 24/Nov/18 15:10

Description

`deserialize` for kryo,  the type of input parameter is ByteBuffer, if it is not backed by an accessible byte array. it will throw UnsupportedOperationException

Exception Info:

java.lang.UnsupportedOperationException was thrown.
java.lang.UnsupportedOperationException
    at java.nio.ByteBuffer.array(ByteBuffer.java:994)
    at org.apache.spark.serializer.KryoSerializerInstance.deserialize(KryoSerializer.scala:362)

 

Issue Links

• links to: [Github] Pull Request #22779 (10110346)
• links to: [Github] Pull Request #22779 (10110346)