net.sf.reportengine.core.steps

Class TotalsCalculatorStep

java.lang.Object

net.sf.reportengine.core.algorithm.steps.AbstractAlgoMainStep<T,U,V>

net.sf.reportengine.core.AbstractReportStep<CalcIntermResult[][],String,String>

net.sf.reportengine.core.steps.TotalsCalculatorStep

All Implemented Interfaces:

AlgorithmMainStep<CalcIntermResult[][],String,String>

Direct Known Subclasses:

IntermedTotalsCalculatorStep

public class TotalsCalculatorStep
extends AbstractReportStep<CalcIntermResult[][],String,String>

this step is responsible for : 1. initializing / reinitializing the totals 2. computing the totals

Since:

0.2

Author:

dragos balan (dragos dot balan at gmail dot com)

Field Summary

Fields inherited from class net.sf.reportengine.core.AbstractReportStep

GRAND_TOTAL_GROUPING_LEVEL

Constructor Summary

Constructors

Constructor and Description
TotalsCalculatorStep()

Method Summary

Modifier and Type	Method and Description
StepResult<String>	execute(NewRowEvent newRowEvent, StepInput stepInput) execute
StepResult<String>	exit(StepInput stepInput) called when finishing the algorithm execution
StepResult<CalcIntermResult[][]>	init(StepInput stepInput) init

Methods inherited from class net.sf.reportengine.core.AbstractReportStep

computeAggLevelForCalcRowNumber, computeCalcRowNumberForAggLevel, getCalcIntermResultsMatrix, getCalculatorDistributionInColumnDataArray, getDataColumns, getDataColumnsLength, getDataRowCount, getGroupColumns, getGroupColumnsCount, getGroupingLevel, getPreviousRowOfGroupValues, getShowGrandTotal, getShowTotals, getTotalStringForGroupingLevel, getTotalStringForGroupingLevelAndPredecessors, getTotalStringForGroupingLevelAndPredecessors

Methods inherited from class java.lang.Object

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

Constructor Detail

TotalsCalculatorStep

public TotalsCalculatorStep()

Method Detail

init

public StepResult<CalcIntermResult[][]> init(StepInput stepInput)

init

Parameters:

stepInput - TODO

Returns:

TODO

execute

public StepResult<String> execute(NewRowEvent newRowEvent,
                                  StepInput stepInput)

execute

stepInput - TODO

Returns:

TODO

exit

public StepResult<String> exit(StepInput stepInput)

Description copied from interface: AlgorithmMainStep

called when finishing the algorithm execution