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

Class GenericUDFOPNegative

java.lang.Object

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

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

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

All Implemented Interfaces:

Closeable, AutoCloseable

public class GenericUDFOPNegative
extends GenericUDFBaseUnary

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDF

GenericUDF.DeferredJavaObject, GenericUDF.DeferredObject

Field Summary

Fields inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDFBaseUnary

byteWritable, converter, decimalWritable, doubleWritable, floatWritable, intervalDayTimeWritable, intervalYearMonthWritable, intWritable, longWritable, opDisplayName, opName, resultOI, shortWritable

Constructor Summary

Constructors

Constructor and Description
GenericUDFOPNegative()

Method Summary

Methods

Modifier and Type	Method and Description
Object	evaluate(GenericUDF.DeferredObject[] arguments) Evaluate the GenericUDF with the arguments.

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

getDisplayString, initialize

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

checkArgGroups, checkArgPrimitive, checkArgsSize, close, configure, copyToNewInstance, flip, getArgOrder, getConstantIntValue, getConstantLongValue, getConstantStringValue, getDateValue, getDoubleValue, getFuncName, getIntValue, getLongValue, getRequiredFiles, getRequiredJars, getStandardDisplayString, getStandardDisplayString, getStringValue, getTimestampValue, getUdfName, initializeAndFoldConstants, negative, obtainDateConverter, obtainDoubleConverter, obtainIntConverter, obtainLongConverter, obtainStringConverter, obtainTimestampConverter

Methods inherited from class java.lang.Object

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

Constructor Detail

GenericUDFOPNegative

public GenericUDFOPNegative()

Method Detail

evaluate

public Object evaluate(GenericUDF.DeferredObject[] arguments)
                throws HiveException

Description copied from class: GenericUDF

Evaluate the GenericUDF with the arguments.

Specified by:

evaluate in class GenericUDF

Parameters:

arguments - The arguments as DeferedObject, use DeferedObject.get() to get the actual argument Object. The Objects can be inspected by the ObjectInspectors passed in the initialize call.

Returns:

The

Throws:

HiveException