Package net.sf.jasperreports.crosstabs.fill.calculation

Class MeasureDefinition

java.lang.Object

net.sf.jasperreports.crosstabs.fill.calculation.MeasureDefinition

public class MeasureDefinition
extends java.lang.Object

Crosstab measure definition.

Author:

Lucian Chirita (lucianc@users.sourceforge.net)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	MeasureDefinition.MeasureValue	An accumulated value of a crosstab measure.

Field Summary

Fields

Modifier and Type	Field	Description
protected CalculationEnum	calculation
protected JRExtendedIncrementerFactory	incrementerFactory
protected boolean	isSystemDefined
protected static AbstractValueProvider	VALUE_PROVIDER	Measure value provider.
protected java.lang.Class<?>	valueClass

Constructor Summary

Constructors

Modifier	Constructor	Description
	MeasureDefinition(java.lang.Class<?> valueClass, CalculationEnum calculation, JRExtendedIncrementerFactory incrementerFactory)	Create a measure definition.
protected	MeasureDefinition(java.lang.Class<?> valueClass, CalculationEnum calculation, JRExtendedIncrementerFactory incrementerFactory, boolean isSystemDefined)

Method Summary

Modifier and Type	Method	Description
static MeasureDefinition	createDistinctCountHelperMeasure(MeasureDefinition measure)	Creates a helper measure for a distinct count calculation.
static MeasureDefinition	createHelperMeasure(MeasureDefinition measure, CalculationEnum helperCalculation)	Creates a helper measure for a specific calculation.
CalculationEnum	getCalculation()	Returns the calculation type.
JRExtendedIncrementer	getIncrementer()	Returns the incrementer used for this measure.
JRExtendedIncrementerFactory	getIncrementerFactory()	Returns the incrementer factory.
java.lang.Class<?>	getValueClass()	Returns the measure value class.
protected boolean	isSystemDefined()

Methods inherited from class java.lang.Object

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

Field Detail

calculation

protected CalculationEnum calculation

incrementerFactory

protected final JRExtendedIncrementerFactory incrementerFactory

valueClass

protected final java.lang.Class<?> valueClass

isSystemDefined

protected final boolean isSystemDefined

VALUE_PROVIDER

protected static final AbstractValueProvider VALUE_PROVIDER

Measure value provider.

Constructor Detail

MeasureDefinition

public MeasureDefinition(java.lang.Class<?> valueClass,
                         CalculationEnum calculation,
                         JRExtendedIncrementerFactory incrementerFactory)

Create a measure definition.

Parameters:

valueClass - the value class

calculation - the calculation type

incrementerFactory - the incrementer factory

MeasureDefinition

protected MeasureDefinition(java.lang.Class<?> valueClass,
                            CalculationEnum calculation,
                            JRExtendedIncrementerFactory incrementerFactory,
                            boolean isSystemDefined)

Method Detail

createHelperMeasure

public static MeasureDefinition createHelperMeasure(MeasureDefinition measure,
                                                    CalculationEnum helperCalculation)

Creates a helper measure for a specific calculation.

Parameters:

measure - the measure

helperCalculation - the calculation

Returns:

the helper measure having the specified calculation

createDistinctCountHelperMeasure

public static MeasureDefinition createDistinctCountHelperMeasure(MeasureDefinition measure)

Creates a helper measure for a distinct count calculation.

Parameters:

measure - the measure

Returns:

the helper measure having the specified calculation

getCalculation

public CalculationEnum getCalculation()

Returns the calculation type.

Returns:

the calculation type

getIncrementerFactory

public JRExtendedIncrementerFactory getIncrementerFactory()

Returns the incrementer factory.

Returns:

the incrementer factory

getIncrementer

public JRExtendedIncrementer getIncrementer()

Returns the incrementer used for this measure.

Returns:

the incrementer used for this measure

isSystemDefined

protected boolean isSystemDefined()

getValueClass

public java.lang.Class<?> getValueClass()

Returns the measure value class.

Returns:

the measure value class