Module org.sejda.commons

Package org.sejda.commons.util

Class RequireUtils

java.lang.Object

org.sejda.commons.util.RequireUtils

public final class RequireUtils
extends Object

Utility methods to check parameters and conditions validity.

Author:

Andrea Vacondio

Method Summary

Modifier and Type	Method	Description
static <E extends Throwable> void	require(boolean condition, Supplier<? extends E> supplier)	Throws the Exception supplied by the supplier in case the condition is not met
static void	requireArg(boolean condition, String exceptionMessage)	Throws an IllegalArgumentException if the given condition is not met
static void	requireIOCondition(boolean condition, String exceptionMessage)	Throws an IOException if the given condition is not met
static void	requireNotBlank(String value, String exceptionMessage)	Throws an IllegalArgumentException if the given string is blank
static void	requireNotNegative(int victim)	Throws an IllegalArgumentException if the input value is a negative integer
static void	requireNotNullArg(Object arg, String exceptionMessage)	Throws an IllegalArgumentException if the given argument is null
static void	requireState(boolean condition, String exceptionMessage)	Throws an IllegalStateException if the given condition is not met

Methods inherited from class java.lang.Object

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

Method Details

requireNotNullArg

public static void requireNotNullArg(Object arg,
 String exceptionMessage)

Throws an IllegalArgumentException if the given argument is null

Parameters:

arg -

exceptionMessage -

requireArg

public static void requireArg(boolean condition,
 String exceptionMessage)

Throws an IllegalArgumentException if the given condition is not met

Parameters:

condition -

exceptionMessage -

requireNotBlank

public static void requireNotBlank(String value,
 String exceptionMessage)

Throws an IllegalArgumentException if the given string is blank

Parameters:

value - string

exceptionMessage -

requireIOCondition

public static void requireIOCondition(boolean condition,
 String exceptionMessage)
                               throws IOException

Throws an IOException if the given condition is not met

Parameters:

condition -

exceptionMessage -

Throws:

IOException

requireState

public static void requireState(boolean condition,
 String exceptionMessage)

Throws an IllegalStateException if the given condition is not met

Parameters:

condition -

exceptionMessage -

Throws:

IllegalStateException

requireNotNegative

public static void requireNotNegative(int victim)

Throws an IllegalArgumentException if the input value is a negative integer

Parameters:

victim -

require

public static <E extends Throwable> void require(boolean condition,
 Supplier<? extends E> supplier)
                                          throws E

Throws the Exception supplied by the supplier in case the condition is not met

Parameters:

condition -

supplier -

Throws:

Throwable