KYLIN-1911 NPE when extended column has NULL value

apache · Jul 24, 2016 · 1f79762 · 1f79762
1 parent 543e9f9
commit 1f79762
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/...data/src/main/java/org/apache/kylin/measure/extendedcolumn/ExtendedColumnMeasureType.java b/...data/src/main/java/org/apache/kylin/measure/extendedcolumn/ExtendedColumnMeasureType.java
@@ -147,6 +147,11 @@ public IAdvMeasureFiller getAdvancedTupleFiller(FunctionDesc function, TupleInfo
 
             @Override
             public void reload(Object measureValue) {
+                if (measureValue == null) {
+                    value = null;
+                    return;
+                }
+
                 ByteArray byteArray = (ByteArray) measureValue;
                 //the array in ByteArray is guaranteed to be completed owned by the ByteArray
                 value = Bytes.toString(byteArray.array());