Module seppiko.commons.utils

Package org.seppiko.commons.utils

Class Assert

java.lang.Object

org.seppiko.commons.utils.Assert

public class Assert
extends Object

Assert

Author:

Leonard Woo

Method Summary

Modifier and Type	Method	Description
static void	hasLength(String text, String message)	if string text length is 0 throw message
static void	hasText(String text, String message)	if string text has not any char without whitespace throw message
static void	isFalse(boolean expression, String message)	if true throw message
static void	isTrue(boolean expression, String message)	if not true throw message
static RuntimeException	sneakyThrow(Throwable t)	Throw exception with RuntimeException.

Methods inherited from class java.lang.Object

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

Method Details

isTrue

public static void isTrue(boolean expression,
 String message)

if not true throw message

Parameters:

expression - boolean expression.

message - message.

Throws:

IllegalArgumentException - if expression is false throw this.

isFalse

public static void isFalse(boolean expression,
 String message)

if true throw message

Parameters:

expression - boolean expression.

message - message.

Throws:

IllegalArgumentException - if expression is true throw this.

hasLength

public static void hasLength(String text,
 String message)

if string text length is 0 throw message

Parameters:

text - string text.

message - message.

Throws:

NullPointerException - if text have not any string throw this.

hasText

public static void hasText(String text,
 String message)

if string text has not any char without whitespace throw message

Parameters:

text - string text.

message - message.

Throws:

NullPointerException - if text have not any char throw this.

sneakyThrow

public static RuntimeException sneakyThrow(Throwable t)

Throw exception with RuntimeException.

  try {
    throw new Throwable();
  } catch (Throwable t) {
    throw Assert.sneakyThrow(t);
  }
 

Parameters:

t - any exception.

Returns:

RuntimeException.

Throws:

NullPointerException - if t is null throw this.