Class Contract

public class Contract
extends java.lang.Object

Provides design by contract programming validation functions.

Since:

5.0.0

Method Summary

All Methods Static Methods Concrete Methods

Modifier and Type	Method	Description
static void	isTrue​(boolean value, java.lang.String message)	Ensure the specified condition value is true, or throw an IllegalArgumentExcpetion if false.
static void	notBlank​(java.lang.String paramValue, java.lang.String paramName)	Validate specified parameter is not null, or blank throw a IllegalArgumentException if null or blank.
static void	notNull​(java.lang.Object paramValue, java.lang.String paramName)	Validate specified parameter is not null, throw a IllegalArgumentException if null.

Methods inherited from class java.lang.Object

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

Method Detail

isTrue

public static void isTrue​(boolean value,
                          java.lang.String message)

Ensure the specified condition value is true, or throw an IllegalArgumentExcpetion if false.

Parameters:

value - the conditional value to test

message - the IllegalArgumentException message if the conditional value is false

notNull

public static void notNull​(java.lang.Object paramValue,
                           java.lang.String paramName)

Validate specified parameter is not null, throw a IllegalArgumentException if null.

Parameters:

paramValue - the parameter value to verify not null

paramName - the parameter name

notBlank

public static void notBlank​(java.lang.String paramValue,
                            java.lang.String paramName)

Validate specified parameter is not null, or blank throw a IllegalArgumentException if null or blank.

Parameters:

paramValue - the parameter value to verify not null, or blank

paramName - the parameter name