org.apache.storm.sql.compiler.backends.standalone

Class BuiltinAggregateFunctions.DoubleSum

java.lang.Object

org.apache.storm.sql.compiler.backends.standalone.BuiltinAggregateFunctions.DoubleSum

Enclosing class:

BuiltinAggregateFunctions

public static class BuiltinAggregateFunctions.DoubleSum
extends Object

Constructor Summary

Constructors

Constructor and Description
DoubleSum()

Method Summary

Modifier and Type	Method and Description
static Double	add(Double accumulator, Double val)
static Double	init()
static Double	result(Double accumulator)

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleSum

public DoubleSum()

Method Detail

init

public static Double init()

add

public static Double add(Double accumulator,
                         Double val)

result

public static Double result(Double accumulator)