@Override
public void merge(AggregationBuffer agg, Object partial) throws HiveException {
if (partial != null) {
SumLongAgg myagg = (SumLongAgg) agg;
myagg.empty = false;
if (isWindowingDistinct()) {
throw new HiveException(
"Distinct windowing UDAF doesn't support merge and terminatePartial");
} else {
myagg.sum += PrimitiveObjectInspectorUtils.getLong(partial, inputOI);
}
}
}
@Override
public void iterate(AggregationBuffer agg, Object[] parameters) throws HiveException {
assert (parameters.length == 1);
try {
if (isEligibleValue((SumLongAgg) agg, parameters[0])) {
((SumLongAgg) agg).empty = false;
((SumLongAgg) agg).sum += PrimitiveObjectInspectorUtils.getLong(parameters[0], inputOI);
}
} catch (NumberFormatException e) {
if (!warned) {
warned = true;
LOG.warn(getClass().getSimpleName() + " " + StringUtils.stringifyException(e));
}
}
}