cloud-fan commented on a change in pull request #23854: [SPARK-22000][SQL]
Address missing Upcast in JavaTypeInference.deserializerFor
URL: https://github.com/apache/spark/pull/23854#discussion_r259704058
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/JavaTypeInference.scala
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@@ -300,25 +317,26 @@ object JavaTypeInference {
returnNullable = false)
case other if other.isEnum =>
- StaticInvoke(
- other,
- ObjectType(other),
- "valueOf",
- Invoke(path, "toString", ObjectType(classOf[String]), returnNullable
= false) :: Nil,
- returnNullable = false)
+ createDeserializerForTypesSupportValueOf(
+ createDeserializerForString(path, returnNullable = false),
+ other)
case other =>
val properties = getJavaBeanReadableAndWritableProperties(other)
val setters = properties.map { p =>
val fieldName = p.getName
val fieldType = typeToken.method(p.getReadMethod).getReturnType
- val (_, nullable) = inferDataType(fieldType)
- val constructor = deserializerFor(fieldType, addToPath(fieldName))
- val setter = if (nullable) {
- constructor
- } else {
- AssertNotNull(constructor, Seq("currently no type path record in
java"))
- }
+ val (dataType, nullable) = inferDataType(fieldType)
+ val newTypePath =
+ s"""- field (class: "${fieldType.getType.getTypeName}",
+ |name: "$fieldName")""".stripMargin +: walkedTypePath
Review comment:
ditto
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