1 /** 2 * This file Copyright (c) 2015 Magnolia International 3 * Ltd. (http://www.magnolia-cms.com). All rights reserved. 4 * 5 * 6 * This file is dual-licensed under both the Magnolia 7 * Network Agreement and the GNU General Public License. 8 * You may elect to use one or the other of these licenses. 9 * 10 * This file is distributed in the hope that it will be 11 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the 12 * implied warranty of MERCHANTABILITY or FITNESS FOR A 13 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT. 14 * Redistribution, except as permitted by whichever of the GPL 15 * or MNA you select, is prohibited. 16 * 17 * 1. For the GPL license (GPL), you can redistribute and/or 18 * modify this file under the terms of the GNU General 19 * Public License, Version 3, as published by the Free Software 20 * Foundation. You should have received a copy of the GNU 21 * General Public License, Version 3 along with this program; 22 * if not, write to the Free Software Foundation, Inc., 51 23 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 24 * 25 * 2. For the Magnolia Network Agreement (MNA), this file 26 * and the accompanying materials are made available under the 27 * terms of the MNA which accompanies this distribution, and 28 * is available at http://www.magnolia-cms.com/mna.html 29 * 30 * Any modifications to this file must keep this entire header 31 * intact. 32 * 33 */ 34 package info.magnolia.config.source; 35 36 import info.magnolia.config.registry.Registry; 37 38 import org.atteo.evo.inflector.English; 39 40 /** 41 * Abstract builder for {@link info.magnolia.config.source.ConfigurationSource} instances. 42 */ 43 public abstract class AbstractConfigurationSourceBuilder implements ConfigurationSourceBuilder { 44 protected String pluralTypeNameOf(Registry registry) { 45 return English.plural(typeNameOf(registry)); 46 } 47 48 protected String typeNameOf(Registry registry) { 49 final String name = registry.type().name(); 50 return camelCase(name); 51 } 52 53 private String camelCase(String name) { 54 // We used to use Guava's CaseFormat with CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, registry.type().name()); 55 // But this also completely lower-cased names that were already in camelCase. 56 // Let's go old school and do it ourselves. 57 final StringBuilder newValue = new StringBuilder(); 58 final char[] chars = name.toCharArray(); 59 for (int i = 0; i < chars.length; i++) { 60 char c = chars[i]; 61 if ('_' == c) { 62 // Skip 63 } else if (Character.isUpperCase(c) && i > 0) { 64 // check previous 65 if (Character.isUpperCase(chars[i - 1])) { 66 newValue.append(Character.toLowerCase(c)); 67 } else { 68 // If the previous isn't uppercase then we can assume this is a Capital in camelCase 69 newValue.append(c); 70 } 71 } else { 72 newValue.append(Character.toLowerCase(c)); 73 } 74 } 75 76 return newValue.toString(); 77 } 78 79 }