Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/13223#discussion_r64025476
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/types/Decimal.scala ---
@@ -134,7 +135,14 @@ final class Decimal extends Ordered[Decimal] with
Serializable {
def set(bigintval: BigInteger): Decimal = {
try {
this.decimalVal = null
- this.longVal = bigintval.longValueExact()
+ // TODO: Remove this once we migrate to java8 and use
longValueExact() instead.
+ val isExactLong =
bigintval.compareTo(BigInteger.valueOf(JLong.MAX_VALUE)) <= 0 &&
--- End diff --
Maybe extract constants for a `BigInteger` representation of the max/min
values rather than compute each time? Also is this all uses of java.util.Long
that can be JLong?
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