net.sf.jasperreports.engine.util
Class Java15BigDecimalHandler

java.lang.Object
  net.sf.jasperreports.engine.util.Java15BigDecimalHandler

All Implemented Interfaces:

BigDecimalHandler

public class Java15BigDecimalHandler
extends java.lang.Object
implements BigDecimalHandler

BigDecimalHandler implementation used on Java 1.5 or newer.

This implementation uses a configured minimum precision when performing divisions.

Version:

$Id: Java15BigDecimalHandler.java 5088 2012-03-15 11:55:32Z teodord $

Author:

Lucian Chirita (lucianc@users.sourceforge.net)

See Also:

BigDecimalUtils.divide(BigDecimal, BigDecimal), PROPERTY_MINIMUM_PRECISION

Field Summary

static java.lang.String

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

Constructor Summary

Java15BigDecimalHandler()

Java15BigDecimalHandler(int minPrecision)

Method Summary

java.math.BigDecimal	divide(java.math.BigDecimal dividend, java.math.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(java.math.BigDecimal dividend, java.math.BigDecimal divisor)
protected java.math.MathContext	getMathContext(int precision)

Methods inherited from class java.lang.Object

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

Field Detail

PROPERTY_MINIMUM_PRECISION

public static final java.lang.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 Detail

Java15BigDecimalHandler

public Java15BigDecimalHandler()

Java15BigDecimalHandler

public Java15BigDecimalHandler(int minPrecision)

Method Detail

divide

public java.math.BigDecimal divide(java.math.BigDecimal dividend,
                                   java.math.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(java.math.BigDecimal dividend,
                                   java.math.BigDecimal divisor)

getMathContext

protected java.math.MathContext getMathContext(int precision)