Update math.scala

apache · Jul 2, 2015 · b31fc9a · b31fc9a
1 parent 25156b7
commit b31fc9a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/math.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/math.scala
@@ -297,7 +297,7 @@ case class Hex(child: Expression) extends UnaryExpression with Serializable  {
     var len = 0
     do {
       len += 1
-      value(value.length - len) = Hex.hexDigits(numBuf & 0xF)
+      value(value.length - len) = Hex.hexDigits((numBuf & 0xF).toInt)
       numBuf >>>= 4
     } while (numBuf != 0)
     UTF8String.fromBytes(Arrays.copyOfRange(value, value.length - len, value.length))