Here you can find the source of fileName(Class clazz)
private static String fileName(Class<?> clazz)
//package com.java2s; /* Copyright (C) 2004 - 2008 Versant Inc. http://www.db4o.com This file is part of the sharpen open source java to c# translator. sharpen is free software; you can redistribute it and/or modify it under the terms of version 2 of the GNU General Public License as published by the Free Software Foundation and as clarified by db4objects' GPL interpretation policy, available at/*from w ww . j av a 2 s. c om*/ http://www.db4o.com/about/company/legalpolicies/gplinterpretation/ Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street, Suite 350, San Mateo, CA 94403, USA. sharpen 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. */ public class Main { private static String fileName(Class<?> clazz) { return clazz.getName().replace('.', '/') + ".class"; } }