cloud-fan commented on a change in pull request #33212:
URL: https://github.com/apache/spark/pull/33212#discussion_r666912457
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File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/json/JacksonParser.scala
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@@ -399,16 +399,24 @@ class JacksonParser(
val row = new GenericInternalRow(schema.length)
var badRecordException: Option[Throwable] = None
var skipRow = false
+ var checkedIndexSet = Set.empty[Int]
structFilters.reset()
while (!skipRow && nextUntil(parser, JsonToken.END_OBJECT)) {
schema.getFieldIndex(parser.getCurrentName) match {
case Some(index) =>
try {
- row.update(index, fieldConverters(index).apply(parser))
+ val fieldValue = fieldConverters(index).apply(parser)
+ if (!schema(index).nullable && fieldValue == null) {
+ throw new IllegalSchemaArgumentException(
+ s"the null value found when parsing non-nullable field
${schema(index).name}.")
Review comment:
nit: `field ${schema(index).name} is not nullable but the parsed value
is null.`
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