@Override
public void merge(AggregationBuffer agg, Object partial) throws HiveException {
if (partial != null) {
MaxAgg myagg = (MaxAgg) agg;
int r = ObjectInspectorUtils.compare(myagg.o, outputOI, partial, inputOI);
if (myagg.o == null || r < 0) {
myagg.o =
ObjectInspectorUtils.copyToStandardObject(
partial, inputOI, ObjectInspectorCopyOption.JAVA);
}
}
}
@Override
public void merge(AggregationBuffer agg, Object partial) throws HiveException {
if (partial != null) {
MaxAgg maxagg = (MaxAgg) agg;
List<Object> objects;
if (partial instanceof Object[]) {
objects = Arrays.asList((Object[]) partial);
} else if (partial instanceof LazyBinaryStruct) {
objects = ((LazyBinaryStruct) partial).getFieldsAsList();
} else {
throw new HiveException("Invalid type: " + partial.getClass().getName());
}
if (maxagg.objects == null) {
int length = objects.size();
maxagg.objects = new Object[length];
for (int i = 0; i < length; i++) {
maxagg.objects[i] =
ObjectInspectorUtils.copyToStandardObject(objects.get(i), inputOIs[i]);
}
}
}
}
@Override
public void reset(AggregationBuffer agg) throws HiveException {
MaxAgg maxagg = (MaxAgg) agg;
maxagg.objects = null;
}
