javascalautils

Class Validator

java.lang.Object

javascalautils.Validator

public final class Validator
extends Object

Used internally to validate parameters

Since:

1.3

Author:

Peter Nerg

Method Summary

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

Method Detail

requireNonNull

public static <T> T requireNonNull(T obj)

Checks that the specified object reference is not null and and throws IllegalArgumentException if it is.
Essentially this is very much the same as Objects.requireNonNull(Object) but throws an IllegalArgumentException as opposed to the NullPointerException the SDK class throws.

Type Parameters:

T - The type of the object

Parameters:

obj - The object to be validated

Returns:

The provided object in case it was non-null

Throws:

IllegalArgumentException - If the provided object was null

requireNonNull

public static <T> T requireNonNull(T obj,
                                   String message)

Checks that the specified object reference is not null and throws a customized IllegalArgumentException if it is.
Essentially this is very much the same as Objects.requireNonNull(Object, String) but throws an IllegalArgumentException as opposed to the NullPointerException the SDK class throws.

Type Parameters:

T - The type of the object

Parameters:

obj - The object to be validated

message - detail message to be used in the event that a IllegalArgumentException is thrown

Returns:

The provided object in case it was non-null

Throws:

IllegalArgumentException - If the provided object was null