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

Class GenericUDFOPNotEqual

java.lang.Object

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

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

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

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

All Implemented Interfaces:

Closeable, AutoCloseable

Direct Known Subclasses:

GenericUDFOPNotEqualNS

public class GenericUDFOPNotEqual
extends GenericUDFBaseCompare

GenericUDF Class for operation Not EQUAL.

Nested Class Summary

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

GenericUDFBaseCompare.CompareType

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.GenericUDFBaseCompare

argumentOIs, boi0, boi1, byoi0, byoi1, compareOI, compareType, conversionHelper, converter0, converter1, ioi0, ioi1, loi0, loi1, result, soi0, soi1

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

opDisplayName, opName

Constructor Summary

Constructors

Constructor and Description
GenericUDFOPNotEqual()

Method Summary

Modifier and Type	Method and Description
Object	evaluate(GenericUDF.DeferredObject[] arguments) Evaluate the GenericUDF with the arguments.
GenericUDF	negative() Gets the negative function of the current one.
protected boolean	supportsCategory(ObjectInspector.Category c) Returns whether the operator can handle operands with the specified category.

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

checkConversionAllowed, compare, initialize, primitiveGroupOf

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

getDisplayString

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

adapt, checkArgGroups, checkArgPrimitive, checkArgsSize, close, configure, copyToNewInstance, flip, getArgOrder, getConstantBooleanValue, getConstantIntValue, getConstantStringValue, getDateValue, getDoubleValue, getFuncName, getIntervalDayTimeValue, getIntervalYearMonthValue, getIntValue, getLongValue, getRequiredFiles, getRequiredJars, getStandardDisplayString, getStandardDisplayString, getStringValue, getTimestampValue, getUdfName, initializeAndFoldConstants, 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

GenericUDFOPNotEqual

public GenericUDFOPNotEqual()

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

supportsCategory

protected boolean supportsCategory(ObjectInspector.Category c)

Description copied from class: GenericUDFBaseCompare

Returns whether the operator can handle operands with the specified category.

Overrides:

supportsCategory in class GenericUDFBaseCompare

negative

public GenericUDF negative()

Description copied from class: GenericUDF

Gets the negative function of the current one. E.g., GenericUDFOPNotEqual for GenericUDFOPEqual, or GenericUDFOPNull for GenericUDFOPNotNull.

Overrides:

negative in class GenericUDF

Returns:

Negative function