Package net.sf.jasperreports.engine.util

Class Java15BigDecimalHandler

java.lang.Object

net.sf.jasperreports.engine.util.Java15BigDecimalHandler

All Implemented Interfaces:

BigDecimalHandler

public class Java15BigDecimalHandler
extends Object
implements BigDecimalHandler

BigDecimalHandler implementation used on Java 1.5 or newer.

This implementation uses a configured minimum precision when performing divisions.

Author:

Lucian Chirita (lucianc@users.sourceforge.net)

See Also:

• BigDecimalUtils.divide(BigDecimal, BigDecimal)
• PROPERTY_MINIMUM_PRECISION

Field Summary

Fields

Modifier and Type	Field	Description
static final String	PROPERTY_MINIMUM_PRECISION	An integer property that provides the minimum precision to be used for division operations.

Constructor Summary

Constructors

Constructor	Description
Java15BigDecimalHandler()
Java15BigDecimalHandler(int minPrecision)

Method Summary

Modifier and Type	Method	Description
BigDecimal	divide(BigDecimal dividend, BigDecimal divisor)	Divides the values using the biggest of the dividend precision, the divisor precision and the configured minimum precision as result precision, and RoundingMode.HALF_UP as rounding mode.
protected int	getDivisionPrecision(BigDecimal dividend, BigDecimal divisor)
protected MathContext	getMathContext(int precision)

Methods inherited from class java.lang.Object

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

Field Details

PROPERTY_MINIMUM_PRECISION

public static final String PROPERTY_MINIMUM_PRECISION

An integer property that provides the minimum precision to be used for division operations.

The property can only be set globally. The default value is 16.

See Also:

• Constant Field Values

Constructor Details

Java15BigDecimalHandler

public Java15BigDecimalHandler()

Java15BigDecimalHandler

public Java15BigDecimalHandler(int minPrecision)

Method Details

divide

public BigDecimal divide(BigDecimal dividend,
 BigDecimal divisor)

Divides the values using the biggest of the dividend precision, the divisor precision and the configured minimum precision as result precision, and RoundingMode.HALF_UP as rounding mode.

Specified by:

divide in interface BigDecimalHandler

Parameters:

dividend - the dividend

divisor - the divisor

Returns:

the division result, rounded according to the rules of the specific implementation

See Also:

• PROPERTY_MINIMUM_PRECISION

getDivisionPrecision

protected int getDivisionPrecision(BigDecimal dividend,
 BigDecimal divisor)

getMathContext

protected MathContext getMathContext(int precision)