Package ch.frostnova.util.check

Class CheckNumber

java.lang.Object

ch.frostnova.util.check.CheckNumber

public final class CheckNumber
extends java.lang.Object

Utility methods to perform checks on Number values.
All Number types are supported:

• Byte
• Short
• Integer
• Long
• Float
• Double
• BigInteger
• BigDecimal

All edge cases are supported as well:

• Float.NaN and Double.NaN
• Float.POSITIVE_INFINITY and Double.POSITIVE_INFINITY
• Float.NEGATIVE_INFINITY and Double.NEGATIVE_INFINITY

Since:

03.09.2017.

Method Summary

Modifier and Type	Method	Description
static Verify<java.lang.Number>	finite()	Check that the number is an actual number (not infinity, not NaN).
static Verify<java.lang.Number>	greaterThan(java.lang.Number n)	Check that the number greater than a given value
static Verify<java.lang.Number>	lessThan(java.lang.Number n)	Check that the number less than a given value
static Verify<java.lang.Number>	max(java.lang.Number max)	Check that the number is not larger than 'max'
static Verify<java.lang.Number>	min(java.lang.Number min)	Check that the number is not smaller than 'min'

Methods inherited from class java.lang.Object

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

Method Detail

finite

public static Verify<java.lang.Number> finite()

Check that the number is an actual number (not infinity, not NaN).

Returns:

verifier

min

public static Verify<java.lang.Number> min(java.lang.Number min)

Check that the number is not smaller than 'min'

Parameters:

min - minimum

Returns:

verifier

max

public static Verify<java.lang.Number> max(java.lang.Number max)

Check that the number is not larger than 'max'

Parameters:

max - maximum

Returns:

verifier

lessThan

public static Verify<java.lang.Number> lessThan(java.lang.Number n)

Check that the number less than a given value

Parameters:

n - value to compare against

Returns:

verifier

greaterThan

public static Verify<java.lang.Number> greaterThan(java.lang.Number n)

Check that the number greater than a given value

Parameters:

n - value to compare against

Returns:

verifier