src/main/java/org/apache/datasketches/hive/kll/DataToSketchUDAF.java [59:67]:
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    @Override
    public void iterate(final AggregationBuffer buf, final Object[] data) throws HiveException {
      if (data[0] == null) { return; }
      final SketchState state = (SketchState) buf;
      if (!state.isInitialized()) {
        if (this.kInspector_ != null) {
          state.init(PrimitiveObjectInspectorUtils.getInt(data[1], this.kInspector_));
        } else {
          state.init();
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src/main/java/org/apache/datasketches/hive/kll/UnionSketchUDAF.java [54:62]:
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    @Override
    public void iterate(final AggregationBuffer buf, final Object[] data) throws HiveException {
      if (data[0] == null) { return; }
      final SketchState state = (SketchState) buf;
      if (!state.isInitialized()) {
        if (this.kInspector_ != null) {
          state.init(PrimitiveObjectInspectorUtils.getInt(data[1], this.kInspector_));
        } else {
          state.init();
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