@Override
public ObjectInspector init(Mode m, ObjectInspector[] parameters) throws HiveException {
assert (parameters.length == 1);
super.init(m, parameters);
inputOI = parameters[0];
// Copy to Java object because that saves object creation time.
// Note that on average the number of copies is log(N) so that's not
// very important.
outputOI =
ObjectInspectorUtils.getStandardObjectInspector(inputOI, ObjectInspectorCopyOption.JAVA);
return outputOI;
}
public ObjectInspector init(Mode m, ObjectInspector[] parameters) throws HiveException {
super.init(m, parameters);
if (m == Mode.PARTIAL1) {
inputOI = (PrimitiveObjectInspector) parameters[0];
return ObjectInspectorFactory.getStandardListObjectInspector(
(PrimitiveObjectInspector) ObjectInspectorUtils.getStandardObjectInspector(inputOI));
} else {
if (!(parameters[0] instanceof StandardListObjectInspector)) {
inputOI =
(PrimitiveObjectInspector)
ObjectInspectorUtils.getStandardObjectInspector(parameters[0]);
return (StandardListObjectInspector)
ObjectInspectorFactory.getStandardListObjectInspector(inputOI);
} else {
internalMergeOI = (StandardListObjectInspector) parameters[0];
inputOI = (PrimitiveObjectInspector) internalMergeOI.getListElementObjectInspector();
loi =
(StandardListObjectInspector)
ObjectInspectorUtils.getStandardObjectInspector(internalMergeOI);
return loi;
}
}
}
