leonardBang commented on a change in pull request #12436:
URL: https://github.com/apache/flink/pull/12436#discussion_r434381251
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File path:
flink-table/flink-table-planner-blink/src/main/scala/org/apache/flink/table/planner/codegen/calls/ScalarOperatorGens.scala
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@@ -1643,19 +1648,28 @@ object ScalarOperatorGens {
val resultTypeTerm = primitiveTypeTermForType(componentInfo)
val defaultTerm = primitiveDefaultValue(componentInfo)
+ index.literalValue match {
+ case Some(v: Int) if v < 1 =>
+ throw new ValidationException(
+ s"Array element access needs an index starting at 1 but was $v.")
+ case _ => //nothing
+ }
val idxStr = s"${index.resultTerm} - 1"
val arrayIsNull = s"${array.resultTerm}.isNullAt($idxStr)"
val arrayGet =
rowFieldReadAccess(ctx, idxStr, array.resultTerm, componentInfo)
val arrayAccessCode =
- s"""
- |${array.code}
- |${index.code}
- |boolean $nullTerm = ${array.nullTerm} || ${index.nullTerm} ||
$arrayIsNull;
- |$resultTypeTerm $resultTerm = $nullTerm ? $defaultTerm : $arrayGet;
- |""".stripMargin
-
+ s"""
Review comment:
the generated code will too long If not, I'm ok to keep them in shorter
lines
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