yaooqinn commented on a change in pull request #32351: URL: https://github.com/apache/spark/pull/32351#discussion_r620791633
########## File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/intervalExpressions.scala ########## @@ -29,61 +29,93 @@ import org.apache.spark.sql.internal.SQLConf import org.apache.spark.sql.types._ import org.apache.spark.unsafe.types.CalendarInterval -abstract class ExtractIntervalPart( - child: Expression, +abstract class ExtractIntervalPart[T]( val dataType: DataType, - func: CalendarInterval => Any, - funcName: String) - extends UnaryExpression with ExpectsInputTypes with NullIntolerant with Serializable { - - override def inputTypes: Seq[AbstractDataType] = Seq(CalendarIntervalType) - - override protected def nullSafeEval(interval: Any): Any = { - func(interval.asInstanceOf[CalendarInterval]) - } - + func: T => Any, + funcName: String) extends UnaryExpression with NullIntolerant with Serializable { override protected def doGenCode(ctx: CodegenContext, ev: ExprCode): ExprCode = { val iu = IntervalUtils.getClass.getName.stripSuffix("$") defineCodeGen(ctx, ev, c => s"$iu.$funcName($c)") } + + override protected def nullSafeEval(interval: Any): Any = { + func(interval.asInstanceOf[T]) + } } case class ExtractIntervalYears(child: Expression) - extends ExtractIntervalPart(child, IntegerType, getYears, "getYears") { + extends ExtractIntervalPart[CalendarInterval](IntegerType, getYears, "getYears") { override protected def withNewChildInternal(newChild: Expression): ExtractIntervalYears = copy(child = newChild) } case class ExtractIntervalMonths(child: Expression) - extends ExtractIntervalPart(child, ByteType, getMonths, "getMonths") { + extends ExtractIntervalPart[CalendarInterval](ByteType, getMonths, "getMonths") { override protected def withNewChildInternal(newChild: Expression): ExtractIntervalMonths = copy(child = newChild) } case class ExtractIntervalDays(child: Expression) - extends ExtractIntervalPart(child, IntegerType, getDays, "getDays") { + extends ExtractIntervalPart[CalendarInterval](IntegerType, getDays, "getDays") { override protected def withNewChildInternal(newChild: Expression): ExtractIntervalDays = copy(child = newChild) } case class ExtractIntervalHours(child: Expression) - extends ExtractIntervalPart(child, LongType, getHours, "getHours") { + extends ExtractIntervalPart[CalendarInterval](ByteType, getHours, "getHours") { override protected def withNewChildInternal(newChild: Expression): ExtractIntervalHours = copy(child = newChild) } case class ExtractIntervalMinutes(child: Expression) - extends ExtractIntervalPart(child, ByteType, getMinutes, "getMinutes") { + extends ExtractIntervalPart[CalendarInterval](ByteType, getMinutes, "getMinutes") { override protected def withNewChildInternal(newChild: Expression): ExtractIntervalMinutes = copy(child = newChild) } case class ExtractIntervalSeconds(child: Expression) - extends ExtractIntervalPart(child, DecimalType(8, 6), getSeconds, "getSeconds") { + extends ExtractIntervalPart[CalendarInterval](DecimalType(8, 6), getSeconds, "getSeconds") { override protected def withNewChildInternal(newChild: Expression): ExtractIntervalSeconds = copy(child = newChild) } +case class YearsOfYMInterval(child: Expression) Review comment: make sense, updated -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org