1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.utils.datastructures.internal;
15 * @author Toni Kalajainen
17 public class ObjectUtils {
20 * Compares two object for equality.
22 * Some times it is annoying to compare two objects if their value may be
27 * @return true if equal or both null
29 public static boolean objectEquals(Object o1, Object o2) {
32 if (o1 == null && o2 == null)
34 if (o1 == null || o2 == null)