hivemall.xgboost

Class XGBoostPredictOneUDTF

java.lang.Object

org.apache.hadoop.hive.ql.udf.generic.GenericUDTF

hivemall.UDTFWithOptions

hivemall.xgboost.XGBoostOnlinePredictUDTF

hivemall.xgboost.XGBoostPredictOneUDTF

public final class XGBoostPredictOneUDTF
extends XGBoostOnlinePredictUDTF

Field Summary

Fields inherited from class hivemall.xgboost.XGBoostOnlinePredictUDTF

_forwardObj, _predictedCache

Fields inherited from class hivemall.UDTFWithOptions

mapredContext

Constructor Summary

Constructors

Constructor and Description
XGBoostPredictOneUDTF()

Method Summary

Modifier and Type	Method and Description
protected void	forwardPredicted(org.apache.hadoop.io.Writable rowId, double[] predicted)
protected org.apache.hadoop.hive.serde2.objectinspector.StructObjectInspector	getReturnOI(org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector rowIdOI) Return (string rowid, double predicted) as a result

Methods inherited from class hivemall.xgboost.XGBoostOnlinePredictUDTF

close, getOptions, initialize, process, processOptions

Methods inherited from class hivemall.UDTFWithOptions

assumeFalse, assumeTrue, checkNotNull, checkNotNull, configure, getReporter, incrCounter, nonNullArgument, parseFeatures, parseOptions, reportProgress, setCounterValue, showHelp

Methods inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDTF

forward, initialize, setCollector

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

XGBoostPredictOneUDTF

public XGBoostPredictOneUDTF()

Method Detail

getReturnOI

protected org.apache.hadoop.hive.serde2.objectinspector.StructObjectInspector getReturnOI(@Nonnull
                                                                                          org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector rowIdOI)

Return (string rowid, double predicted) as a result

Overrides:

getReturnOI in class XGBoostOnlinePredictUDTF

forwardPredicted

protected void forwardPredicted(@Nonnull
                                org.apache.hadoop.io.Writable rowId,
                                @Nonnull
                                double[] predicted)
                         throws org.apache.hadoop.hive.ql.metadata.HiveException

Overrides:

forwardPredicted in class XGBoostOnlinePredictUDTF

Throws:

org.apache.hadoop.hive.ql.metadata.HiveException