Here you can find the source of languagePrefix()
private final static String languagePrefix()
//package com.java2s; /*//from w ww. j a v a 2 s. c o m * Copyright 2013 the original author or authors. * * 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/>. */ import java.util.Locale; public class Main { private final static String languagePrefix() { final String language = Locale.getDefault().getLanguage(); if ("de".equals(language)) return "_de"; else if ("cs".equals(language)) return "_cs"; else if ("el".equals(language)) return "_el"; else if ("es".equals(language)) return "_es"; else if ("fr".equals(language)) return "_fr"; else if ("it".equals(language)) return "_it"; else if ("nl".equals(language)) return "_nl"; else if ("pl".equals(language)) return "_pl"; else if ("ru".equals(language)) return "_ru"; else if ("sv".equals(language)) return "_sv"; else if ("tr".equals(language)) return "_tr"; else if ("zh".equals(language)) return "_zh"; else return ""; } }