Package org.hcjf.layers.query.functions

Class SumAggregateFunctionLayer

java.lang.Object

org.hcjf.layers.Layer

org.hcjf.layers.query.functions.BaseFunctionLayer

org.hcjf.layers.query.functions.BaseQueryAggregateFunctionLayer

org.hcjf.layers.query.functions.SumAggregateFunctionLayer

All Implemented Interfaces:

java.lang.reflect.InvocationHandler, LayerInterface, NumberSetFunction, QueryAggregateFunctionLayerInterface

public class SumAggregateFunctionLayer
extends BaseQueryAggregateFunctionLayer
implements NumberSetFunction

Nested Class Summary

Nested classes/interfaces inherited from class org.hcjf.layers.Layer

Layer.Access, Layer.LayerAgent, Layer.LayerAgentMBean

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	NAME

Constructor Summary

Constructors

Constructor	Description
SumAggregateFunctionLayer()

Method Summary

Modifier and Type	Method	Description
java.util.Collection	evaluate(java.lang.String alias, java.util.Collection resultSet, java.lang.Object... parameters)	Evaluates the specific function.

Methods inherited from class org.hcjf.layers.query.functions.BaseQueryAggregateFunctionLayer

resolveValue

Methods inherited from class org.hcjf.layers.query.functions.BaseFunctionLayer

getParameter

Methods inherited from class org.hcjf.layers.Layer

checkAccess, getAliases, getImplName, getLayer, getProxy, getSession, getTarget, invoke, isOverwritable, isPlugin, isStateful

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.reflect.InvocationHandler

invoke

Methods inherited from interface org.hcjf.layers.LayerInterface

getImplName, getRegex, isDistributed, isPlugin, isStateful

Methods inherited from interface org.hcjf.layers.query.functions.NumberSetFunction

accumulateFunction, applyFunction, evalExpression, getBiggerClass

Field Detail

NAME

public static final java.lang.String NAME

See Also:

Constant Field Values

Constructor Detail

SumAggregateFunctionLayer

public SumAggregateFunctionLayer()

Method Detail

evaluate

public java.util.Collection evaluate(java.lang.String alias,
                                     java.util.Collection resultSet,
                                     java.lang.Object... parameters)

Description copied from interface: QueryAggregateFunctionLayerInterface

Evaluates the specific function.

Specified by:

evaluate in interface QueryAggregateFunctionLayerInterface

Parameters:

alias - Alias of the function

resultSet - Result set obtained for the query evaluation.

parameters - Function's parameters.

Returns:

Function result.