org.codehaus.mojo.jaxb2.shared

Class Validate

java.lang.Object

org.codehaus.mojo.jaxb2.shared.Validate

public final class Validate
extends Object

Simple argument validator, inspired by the commons-lang.

Since:

2.0

Author:

Lennart Jörelid

Method Summary

Methods

Modifier and Type	Method and Description
static void	isTrue(boolean condition, String message) Validates that the supplied condition is true, and throws an IllegalArgumentException otherwise.
static void	notEmpty(String aString, String argumentName) Validates that the supplied object is not null, and throws an IllegalArgumentException otherwise.
static void	notNull(Object object, String argumentName) Validates that the supplied object is not null, and throws a NullPointerException otherwise.

Methods inherited from class java.lang.Object

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

Method Detail

notNull

public static void notNull(Object object,
           String argumentName)

Validates that the supplied object is not null, and throws a NullPointerException otherwise.

Parameters:

object - The object to validate for null-ness.

argumentName - The argument name of the object to validate. If supplied (i.e. non-null), this value is used in composing a better exception message.

notEmpty

public static void notEmpty(String aString,
            String argumentName)

Validates that the supplied object is not null, and throws an IllegalArgumentException otherwise.

Parameters:

aString - The string to validate for emptyness.

argumentName - The argument name of the object to validate. If supplied (i.e. non-null), this value is used in composing a better exception message.

isTrue

public static void isTrue(boolean condition,
          String message)

Validates that the supplied condition is true, and throws an IllegalArgumentException otherwise.

Parameters:

condition - The condition to validate for truth.

message - The exception message used within the IllegalArgumentException if the condition is false.