public final class ObjectUtil extends Object
Modifier and Type | Method and Description |
---|---|
static <T> T[] |
appendtoArray(T[] array,
T... elements) |
static Exception |
close(Object object) |
static boolean |
equals(Object o1,
Object o2) |
static int |
hashCode(int... values)
A collision-free hash code for small sets (<=4) of small, positive integers (<=128)
|
static int |
hashCode(long num) |
static int |
hashCode(Object o) |
static <T extends Collection<?>> |
isEmpty(Collection<?> collection) |
static <T extends Map<?,?>> |
isEmpty(Map<?,?> map) |
static boolean |
isEmpty(String string) |
static <T> boolean |
isEmpty(T[] array) |
static boolean |
never() |
static <T> T |
notNull(T object) |
static <T> T |
tryCast(Object object,
Class<T> type)
Attempts to cast an
object as an instance of the given type . |
public static boolean never()
public static int hashCode(Object o)
public static int hashCode(int... values)
public static int hashCode(long num)
public static <T> T[] appendtoArray(T[] array, T... elements)
public static <T> boolean isEmpty(T[] array)
public static <T extends Collection<?>> boolean isEmpty(Collection<?> collection)
public static boolean isEmpty(String string)
public static <T> T notNull(T object)
Copyright (c) 2014 Eike Stepper (Berlin, Germany) and others.
All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse Public License v1.0 which accompanies this distribution, and is available at http://www.eclipse.org/legal/epl-v10.html