private void iterateHasNullsSelectionWithAggregationSelection(
    VectorAggregationBufferRow[] aggregationBufferSets,
    int aggregateIndex,
    ColumnVector inputColumn,
    int batchSize,
    int[] selection) {

    for (int i=0; i < batchSize; ++i) {
      int row = selection[i];
      if (!inputColumn.isNull[row]) {
        Aggregation myagg = getCurrentAggregationBuffer(
          aggregationBufferSets,
          aggregateIndex,
          i);
        valueProcessor.processValue(myagg, inputColumn, i);
      }
    }
  }
class for storing the current aggregate value.
ql/src/java/org/apache/hadoop/hive/ql/exec/vector/expressions/aggregates/VectorUDAFBloomFilter.java