Package com.ocs.dynamo.utils

Class MathUtils

java.lang.Object

com.ocs.dynamo.utils.MathUtils

public final class MathUtils
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static BigDecimal	HUNDRED

Method Summary

Modifier and Type	Method	Description
static BigDecimal	dividePercentage(Integer first, Integer second, int scale)	Divides the first argument by the second argument, then converts to a percentage
static BigDecimal	dividePercentage(BigDecimal first, BigDecimal second, int scale)	Divides the first argument by the second argument, then converts the result to a percentage
static BigDecimal	multiplyPercentage(BigDecimal percentage, BigDecimal value, int scale)	Returns the result of multiplying a value with a certain percentage, rounded to the specified precision
static int	nullSafeGet(Integer x)	Performs a null-safe get of an Integer
static long	nullSafeGet(Long x)

Methods inherited from class java.lang.Object

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

Field Detail

HUNDRED

public static final BigDecimal HUNDRED

Method Detail

dividePercentage

public static BigDecimal dividePercentage(BigDecimal first,
                                          BigDecimal second,
                                          int scale)

Divides the first argument by the second argument, then converts the result to a percentage

Parameters:

first - the first argument

second - the second argument

scale -

Returns:

dividePercentage

public static BigDecimal dividePercentage(Integer first,
                                          Integer second,
                                          int scale)

Divides the first argument by the second argument, then converts to a percentage

Parameters:

first - the first argument

second - the second argument

scale - the desired scale

Returns:

multiplyPercentage

public static BigDecimal multiplyPercentage(BigDecimal percentage,
                                            BigDecimal value,
                                            int scale)

Returns the result of multiplying a value with a certain percentage, rounded to the specified precision

Parameters:

percentage - the percentage value

value - the non-percentage value

scale - the scale

Returns:

nullSafeGet

public static int nullSafeGet(Integer x)

Performs a null-safe get of an Integer

Parameters:

x - the integer

Returns:

nullSafeGet

public static long nullSafeGet(Long x)