org.apache.hadoop.hive.ql.udf
Class UDAFTestMax.MaxDoubleEvaluator

java.lang.Object
  extended by org.apache.hadoop.hive.ql.udf.UDAFTestMax.MaxDoubleEvaluator
All Implemented Interfaces:
UDAFEvaluator
Enclosing class:
UDAFTestMax

public static class UDAFTestMax.MaxDoubleEvaluator
extends Object
implements UDAFEvaluator

MaxDoubleEvaluator.


Constructor Summary
UDAFTestMax.MaxDoubleEvaluator()
           
 
Method Summary
 void init()
          Initializer.
 boolean iterate(DoubleWritable o)
           
 boolean merge(DoubleWritable o)
           
 DoubleWritable terminate()
           
 DoubleWritable terminatePartial()
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

UDAFTestMax.MaxDoubleEvaluator

public UDAFTestMax.MaxDoubleEvaluator()
Method Detail

init

public void init()
Description copied from interface: UDAFEvaluator
Initializer. Initializes the state for the evaluator.

Specified by:
init in interface UDAFEvaluator

iterate

public boolean iterate(DoubleWritable o)

terminatePartial

public DoubleWritable terminatePartial()

merge

public boolean merge(DoubleWritable o)

terminate

public DoubleWritable terminate()


Copyright © 2012 The Apache Software Foundation