Here you can find the source of CamelCase(String str)
public static String CamelCase(String str)
//package com.java2s; /*// w ww. ja v a 2s .c o m * Copyright (C) 2016 larryTheHarry * * 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 3 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, see <http://www.gnu.org/licenses/>. */ public class Main { public static String CamelCase(String str) { if (str == null) { return ""; } if (str.length() <= 0) { return ""; } return String.valueOf(str.toUpperCase().charAt(0)) + str.substring(1).toLowerCase(); } }