LuciferYang commented on code in PR #40218:
URL: https://github.com/apache/spark/pull/40218#discussion_r1125245356
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connector/connect/server/src/main/scala/org/apache/spark/sql/connect/planner/LiteralValueProtoConverter.scala:
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@@ -130,4 +135,117 @@ object LiteralValueProtoConverter {
case o => throw new Exception(s"Unsupported value type: $o")
}
}
+
+ private def toArrayData(array: proto.Expression.Literal.Array): Any = {
+ def makeArrayData[T](
+ initFunc: Int => Array[T],
+ converter: proto.Expression.Literal => T): Array[T] = {
+ val elementList = array.getElementList
+ val data = initFunc(elementList.size())
+ var idx = 0
+ val iter = elementList.iterator()
+ while (iter.hasNext) {
+ data(idx) = converter(iter.next())
+ idx += 1
+ }
+ data
+ }
+
+ val elementType = array.getElementType
+ if (elementType.hasShort) {
+ makeArrayData(size => new Array[Short](size), v => v.getShort.toShort)
+ } else if (elementType.hasInteger) {
+ makeArrayData(size => new Array[Int](size), v => v.getInteger)
+ } else if (elementType.hasLong) {
+ makeArrayData(size => new Array[Long](size), v => v.getLong)
+ } else if (elementType.hasDouble) {
+ makeArrayData(size => new Array[Double](size), v => v.getDouble)
+ } else if (elementType.hasByte) {
+ makeArrayData(size => new Array[Byte](size), v => v.getByte.toByte)
+ } else if (elementType.hasFloat) {
+ makeArrayData(size => new Array[Float](size), v => v.getFloat)
+ } else if (elementType.hasBoolean) {
+ makeArrayData(size => new Array[Boolean](size), v => v.getBoolean)
+ } else if (elementType.hasString) {
+ makeArrayData(size => new Array[String](size), v => v.getString)
+ } else if (elementType.hasBinary) {
+ makeArrayData(size => new Array[Array[Byte]](size), v =>
v.getBinary.toByteArray)
+ } else if (elementType.hasDate) {
+ makeArrayData(
+ size => new Array[java.sql.Date](size),
+ v => DateTimeUtils.toJavaDate(v.getDate))
+ } else if (elementType.hasTimestamp) {
+ makeArrayData(
+ size => new Array[java.sql.Timestamp](size),
+ v => DateTimeUtils.toJavaTimestamp(v.getTimestamp))
+ } else if (elementType.hasTimestampNtz) {
+ makeArrayData(
+ size => new Array[java.time.LocalDateTime](size),
+ v => DateTimeUtils.microsToLocalDateTime(v.getTimestampNtz))
+ } else if (elementType.hasDayTimeInterval) {
+ makeArrayData(
+ size => new Array[java.time.Duration](size),
+ v => IntervalUtils.microsToDuration(v.getDayTimeInterval))
+ } else if (elementType.hasYearMonthInterval) {
+ makeArrayData(
+ size => new Array[java.time.Period](size),
+ v => IntervalUtils.monthsToPeriod(v.getYearMonthInterval))
+ } else if (elementType.hasDecimal) {
+ makeArrayData(size => new Array[Decimal](size), v =>
Decimal(v.getDecimal.getValue))
+ } else if (elementType.hasCalendarInterval) {
+ makeArrayData(
+ size => new Array[CalendarInterval](size),
+ v => {
+ val interval = v.getCalendarInterval
+ new CalendarInterval(interval.getMonths, interval.getDays,
interval.getMicroseconds)
+ })
+ } else if (elementType.hasArray) {
+ makeArrayData(size => new Array[Any](size), v => toArrayData(v.getArray))
+ } else {
+ throw InvalidPlanInput(s"Unsupported Literal Type: $elementType)")
+ }
+ }
+
+ private def toArrayType(elementType: proto.DataType): ArrayType = {
Review Comment:
ok
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