Package net.sf.jasperreports.crosstabs.fill

Class JRPercentageCalculatorFactory

java.lang.Object

net.sf.jasperreports.crosstabs.fill.JRPercentageCalculatorFactory

public final class JRPercentageCalculatorFactory
extends Object

Factory for percentage calculators.

Author:

Lucian Chirita (lucianc@users.sourceforge.net)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	JRPercentageCalculatorFactory.BigDecimalPercentageCalculator	Percentage calculator for BigDecimal values.
static class	JRPercentageCalculatorFactory.BigIntegerPercentageCalculator	Percentage calculator for BigInteger values.
static class	JRPercentageCalculatorFactory.BytePercentageCalculator	Percentage calculator for Byte values.
static class	JRPercentageCalculatorFactory.DoublePercentageCalculator	Percentage calculator for Double values.
static class	JRPercentageCalculatorFactory.FloatPercentageCalculator	Percentage calculator for Float values.
static class	JRPercentageCalculatorFactory.IntegerPercentageCalculator	Percentage calculator for Integer values.
static class	JRPercentageCalculatorFactory.LongPercentageCalculator	Percentage calculator for Long values.
static class	JRPercentageCalculatorFactory.ShortPercentageCalculator	Percentage calculator for Short values.

Field Summary

Fields

Modifier and Type	Field	Description
static String	EXCEPTION_MESSAGE_KEY_PERCENTAGE_CALCULATOR_INSTANCE_ERROR

Method Summary

Modifier and Type	Method	Description
static JRPercentageCalculator	getPercentageCalculator(Class<?> percentageCalculatorClass, Class<?> valueClass)	Returns a percentage calculator.
static boolean	hasBuiltInCalculator(Class<?> valueClass)	Checks whether a class has built-in percentage support.

Methods inherited from class java.lang.Object

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

Field Detail

EXCEPTION_MESSAGE_KEY_PERCENTAGE_CALCULATOR_INSTANCE_ERROR

public static final String EXCEPTION_MESSAGE_KEY_PERCENTAGE_CALCULATOR_INSTANCE_ERROR

See Also:

Constant Field Values

Method Detail

hasBuiltInCalculator

public static boolean hasBuiltInCalculator(Class<?> valueClass)

Checks whether a class has built-in percentage support.

Parameters:

valueClass - the class

Returns:

whether the class has built-in percentage support

getPercentageCalculator

public static JRPercentageCalculator getPercentageCalculator(Class<?> percentageCalculatorClass,
                                                             Class<?> valueClass)

Returns a percentage calculator.

If the percentage calculator class is not null, it will be used to instantiate a percentage calculator. Otherwise, a built-in percentage calculator will be returned based on the value class.

Parameters:

percentageCalculatorClass - the percentage calculator class

valueClass - the value class

Returns:

a percentage calculator for the percentage calculator class/value class