Here you can find the source of assertEquals(Object o1, Object o2)
private static boolean assertEquals(Object o1, Object o2)
//package com.java2s; /*/* w w w . j ava 2 s . c o m*/ * GeoTools - The Open Source Java GIS Toolkit * http://geotools.org * * (C) 2003-2008, Open Source Geospatial Foundation (OSGeo) * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; * version 2.1 of the License. * * This library 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 * Lesser General Public License for more details. */ public class Main { private static boolean assertEquals(Object o1, Object o2) { return o1 == null && o2 == null ? true : (o1 != null ? o1.equals(o2) : false); } }