1/*
2 * Copyright (c) 2007, 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 *
25 */
26package com.foobar;
27import java.util.*;
28
29public class Utils {
30    public static boolean supportsLocale(Locale supported, Locale requested) {
31        if (supported.getLanguage() == "") {
32            return true;
33        } else if (supported.getLanguage() != requested.getLanguage()) {
34            return false;
35        }
36
37        if (supported.getCountry() == "") {
38            return true;
39        } else if (supported.getCountry() != requested.getCountry()) {
40            return false;
41        }
42
43        String supVar = supported.getVariant();
44        String reqVar = requested.getVariant();
45
46        if (supVar == "") {
47            return true;
48        } else {
49            int underIndex;
50            while ((underIndex = reqVar.lastIndexOf('_')) != (-1)) {
51                reqVar = reqVar.substring(0, underIndex);
52                if (supVar.equals(reqVar)) {
53                    return true;
54                }
55            }
56            return supVar.equals(reqVar);
57        }
58    }
59
60    public static boolean supportsLocale(List<Locale> supported, Locale requested) {
61        for (Locale l : supported) {
62            if (supportsLocale(l, requested)) {
63                return true;
64            }
65        }
66        return false;
67    }
68}
69