Java tutorial
//package com.java2s; /* * Hedgewars for Android. An Android port of Hedgewars, a free turn based strategy game * Copyright (c) 2011-2012 Richard Deurwaarder <xeli@xelification.com> * Copyright (C) 2012 Simeon Maxein <smaxein@googlemail.com> * * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ public class Main { private static final char[] badFilenameChars = new char[] { '/', '\\', ':', '*', '?', '\"', '<', '>', '|', '.', '\0' }; /** * Modify the given String so that it can be used as part of a filename * without causing problems from illegal/special characters. * * The result should be similar to the input, but isn't necessarily * reversible. */ public static String replaceBadChars(String name) { if (name == null || name.trim().length() == 0) { return "_"; } name = name.trim(); for (char badChar : badFilenameChars) { name = name.replace(badChar, '_'); } return name; } }