Remove the unnecessary null checking

ThalesGroup · Apr 30, 2014 · 50444cc · 50444cc
1 parent 80f9f18
commit 50444cc
Showing 1 changed file with 2 additions and 8 deletions.
diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/complexTypes.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/complexTypes.scala
@@ -52,21 +52,15 @@ case class GetItem(child: Expression, ordinal: Expression) extends Expression {
         if (child.dataType.isInstanceOf[ArrayType]) {
           val baseValue = value.asInstanceOf[Seq[_]]
           val o = key.asInstanceOf[Int]
-          if (baseValue == null) {
-            null
-          } else if (o >= baseValue.size || o < 0) {
+          if (o >= baseValue.size || o < 0) {
             null
           } else {
             baseValue(o)
           }
         } else {
           val baseValue = value.asInstanceOf[Map[Any, _]]
           val key = ordinal.eval(input)
-          if (baseValue == null) {
-            null
-          } else {
-            baseValue.get(key).orNull
-          }
+          baseValue.get(key).orNull
         }
       }
     }