From: David ‘Bombe’ Roden Date: Fri, 16 May 2008 15:07:38 +0000 (+0000) Subject: rename class X-Git-Url: https://git.pterodactylus.net/?a=commitdiff_plain;h=491db1fa72a99e55539b54b03eef3c0d69b27871;p=jSite2.git rename class compare objects instead of strings fix comparison git-svn-id: http://trooper/svn/projects/jSite/trunk@894 c3eda9e8-030b-0410-8277-bc7414b0a119 --- diff --git a/src/net/pterodactylus/util/beans/Comparer.java b/src/net/pterodactylus/util/beans/Comparer.java new file mode 100644 index 0000000..68c5264 --- /dev/null +++ b/src/net/pterodactylus/util/beans/Comparer.java @@ -0,0 +1,46 @@ +/* + * jSite2 - StringComparer.java + * Copyright © 2008 David Roden + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +package net.pterodactylus.util.beans; + +/** + * Compares different objects. Can be used to detect change in property values. + * + * @author David ‘Bombe’ Roden <bombe@freenetproject.org> + * @version $Id$ + */ +public class Comparer { + + /** + * Compares the two objects and returns whether they are equal according to + * {@link Object#equals(Object)}. This method takes null + * into account as a valid value for an object. + * + * @param first + * The first object + * @param second + * The second object + * @return true if the two objects are equal, + * false otherwise + */ + public static boolean equal(Object first, Object second) { + return ((first == null) && (second == null)) || ((first != null) && first.equals(second)) || ((second != null) && second.equals(first)); + } + +}