com.flowable.platform.expressions

Class FlowableExpressionMathUtils

java.lang.Object

com.flowable.platform.expressions.FlowableExpressionMathUtils

public class FlowableExpressionMathUtils
extends Object

Expression Bean Name: flwMathUtils Provides a number of mathematical operations. Please note that all operations will return a number of type @{link Double}.

Constructor Summary

Constructors

Constructor and Description
FlowableExpressionMathUtils()

Method Summary

Modifier and Type	Method and Description
double	abs(double number) Returns the absolute value of a number.
double	average(Collection<Double> numbers) Calculates the averages of a list of numbers.
double	ceil(double number) Returns the next higher integer of a provided number.
double	floor(double number) Returns the next lower integer of a provided number.
double	max(Collection<Double> numbers) Returns the highest number from a list of numbers.
double	median(Collection<Double> numbers) Returns the median of a list of numbers.
double	min(Collection<Double> numbers) Returns the lowest number from a list of numbers.
double	parseDouble(String string) Convert a string to a double value
int	parseInt(String string) Convert a string to a double value
double	round(double number) Rounds a number,
double	round(double number, int scale) Round a number to a maximum of decimal places using RoundingMode.HALF_UP
double	sum(Collection<Double> numbers) Sums up a list of numbers.

Methods inherited from class java.lang.Object

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

Constructor Detail

FlowableExpressionMathUtils

public FlowableExpressionMathUtils()

Method Detail

sum

public double sum(Collection<Double> numbers)

Sums up a list of numbers.

Parameters:

numbers - The numbers to be summed

Returns:

The sum

average

public double average(Collection<Double> numbers)

Calculates the averages of a list of numbers.

Parameters:

numbers - The numbers to calculate the average of

Returns:

The average of the numbers

floor

public double floor(double number)

Returns the next lower integer of a provided number.

Parameters:

number - The number to be rounded

Returns:

The rounded down number

ceil

public double ceil(double number)

Returns the next higher integer of a provided number.

Parameters:

number - The number to be rounded

Returns:

The rounded up number

round

public double round(double number)

Rounds a number,

Parameters:

number - The number to be rounded

Returns:

The next higher or lower number depending on the value of the provided number.

round

public double round(double number,
                    int scale)

Round a number to a maximum of decimal places using RoundingMode.HALF_UP

Parameters:

number - The number to round

scale - The number of decimal places to return

Returns:

The rounded number

min

public double min(Collection<Double> numbers)

Returns the lowest number from a list of numbers.

Parameters:

numbers - The numbers to find the lowest number of

Returns:

The lowest number

max

public double max(Collection<Double> numbers)

Returns the highest number from a list of numbers.

Parameters:

numbers - The numbers to find the highest number of

Returns:

The highest number

abs

public double abs(double number)

Returns the absolute value of a number.

Parameters:

number - Number of find the absolute value of

Returns:

The absolute value

median

public double median(Collection<Double> numbers)

Returns the median of a list of numbers.

Parameters:

numbers - The numbers to find the median of

Returns:

The median value

parseDouble

public double parseDouble(String string)

Convert a string to a double value

Parameters:

string - The string value

Returns:

A double value

parseInt

public int parseInt(String string)

Convert a string to a double value

Parameters:

string - The string value

Returns:

An int value