Java tutorial
//package com.java2s; /* * Copyright * 2005 axYus - www.axyus.com * 2005 C.Marchand - christophe.marchand@axyus.com * * This file is part of XEMELIOS. * * XEMELIOS 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; either version 2 of the License, or * (at your option) any later version. * * XEMELIOS 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. * * You should have received a copy of the GNU Lesser General Public License * along with XEMELIOS; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ public class Main { public static boolean isValidNCName(String name) { boolean ret = true; for (char c : name.toCharArray()) { boolean isMinusc = ('a' <= c && c <= 'z'); boolean isMajusc = ('A' <= c && c <= 'Z'); boolean isDigit = ('0' <= c && c <= '9'); boolean isSpecialChar = (c == '.' || c == '-' || c == '_'); ret = !(isMinusc || isMajusc || isDigit || isSpecialChar); if (!ret) break; } return ret; } }