1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 import java.util.Arrays; 25 import java.util.Locale; 26 import java.util.Set; 27 import java.util.TreeSet; 28 import java.util.stream.Collectors; 29 30 class GetAvailableLocales { 31 32 public static void main(String[] args) { 33 Set<String> expected = Set.of(args); 34 Set<String> actual = 35 Arrays.stream(Locale.getAvailableLocales()) 36 // "(root)" for Locale.ROOT rather than "" 37 .map(loc -> loc.equals(Locale.ROOT) ? "(root)" : loc.toString()) 38 .collect(Collectors.toSet()); 39 40 if (!expected.equals(actual)) { 41 diff(expected, actual); 42 System.exit(1); 43 } 44 } 45 46 private static void diff(Set<String> expected, Set<String> actual) { 47 Set<String> s1 = new TreeSet<>(expected); 48 s1.removeAll(actual); 49 if (!s1.isEmpty()) { 50 System.out.println("\tMissing locale(s): " + s1); 51 } 52 Set<String> s2 = new TreeSet<>(actual); 53 s2.removeAll(expected); 54 if (!s2.isEmpty()) { 55 System.out.println("\tExtra locale(s): " + s2); 56 } 57 } 58 }