Package org.jxmpp.util

Class Objects

java.lang.Object

org.jxmpp.util.Objects

public class Objects
extends Object

Constructor Summary

Constructors

Constructor	Description
Objects()

Method Summary

Modifier and Type	Method	Description
static <T> T	requireNonNull(T obj, String parameterName)	Checks that the specified object reference is not null and throws a customized IllegalArgumentException if it is.

Methods inherited from class java.lang.Object

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

Constructor Details

Objects

public Objects()

Method Details

requireNonNull

public static <T> T requireNonNull(T obj,
 String parameterName)
                            throws IllegalArgumentException

Checks that the specified object reference is not null and throws a customized IllegalArgumentException if it is.

Note that unlike java.util.Objects, this method throws an IllegalArgumentException instead of an NullPointerException.

Type Parameters:

T - the type of the reference.

Parameters:

obj - the object reference to check for nullity.

parameterName - the name of the parameter which is null

Returns:

obj if not null.

Throws:

IllegalArgumentException - in case obj is null.