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More hacks to make Maps serialize with Kryo. #1

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Merged
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Apr 1, 2014
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More hacks to make Maps serialize with Kryo. #1

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6 changes: 6 additions & 0 deletions sql/core/src/main/scala/org/apache/spark/sql/execution/SparkSqlSerializer.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,13 @@ class SparkSqlSerializer(conf: SparkConf) extends KryoSerializer(conf) {
kryo.setRegistrationRequired(false)
kryo.register(classOf[MutablePair[_, _]])
kryo.register(classOf[Array[Any]])
// This is kinda hacky...
kryo.register(classOf[scala.collection.immutable.Map$Map1], new MapSerializer)
kryo.register(classOf[scala.collection.immutable.Map$Map2], new MapSerializer)
kryo.register(classOf[scala.collection.immutable.Map$Map3], new MapSerializer)
kryo.register(classOf[scala.collection.immutable.Map$Map4], new MapSerializer)
kryo.register(classOf[scala.collection.immutable.Map[_,_]], new MapSerializer)
kryo.register(classOf[scala.collection.Map[_,_]], new MapSerializer)
kryo.register(classOf[org.apache.spark.sql.catalyst.expressions.GenericRow])
kryo.register(classOf[org.apache.spark.sql.catalyst.expressions.GenericMutableRow])
kryo.register(classOf[scala.collection.mutable.ArrayBuffer[_]])
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