Here you can find the source of toCamelCase(String s)
private static String toCamelCase(String s)
//package com.java2s; /*/*from ww w . j av a 2s. c o m*/ * Copyright (c) 2017. California Community Colleges Technology Center * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public class Main { private static String toCamelCase(String s) { if (s == null || s.trim().length() == 0) { return s; } String[] parts = s.split(" "); StringBuilder sb = new StringBuilder(); for (String part : parts) { String newPart = part.substring(0, 1).toUpperCase() + part.substring(1).toLowerCase(); sb.append(newPart + " "); } return sb.toString().trim(); } }