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

java.lang.Object
  org.apache.hadoop.hive.ql.udf.generic.GenericUDF
      org.apache.hadoop.hive.ql.udf.generic.GenericUDFBaseCompare
          org.apache.hadoop.hive.ql.udf.generic.GenericUDFOPEqual

All Implemented Interfaces:

Closeable

Direct Known Subclasses:

GenericUDFOPEqualNS

public class GenericUDFOPEqual
extends GenericUDFBaseCompare

GenericUDF Class for operation 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

Constructor Summary

GenericUDFOPEqual()

Method Summary

Object

evaluate(GenericUDF.DeferredObject[] arguments) Evaluate the GenericUDF with the arguments.

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

compare, getDisplayString, initialize

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

close, configure, copyToNewInstance, flip, getRequiredFiles, getRequiredJars, getUdfName, initializeAndFoldConstants

Methods inherited from class java.lang.Object

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

Constructor Detail

GenericUDFOPEqual

public GenericUDFOPEqual()

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