1/*
2 *  Licensed to the Apache Software Foundation (ASF) under one or more
3 *  contributor license agreements.  See the NOTICE file distributed with
4 *  this work for additional information regarding copyright ownership.
5 *  The ASF licenses this file to You under the Apache License, Version 2.0
6 *  (the "License"); you may not use this file except in compliance with
7 *  the License.  You may obtain a copy of the License at
8 *
9 *     http://www.apache.org/licenses/LICENSE-2.0
10 *
11 *  Unless required by applicable law or agreed to in writing, software
12 *  distributed under the License is distributed on an "AS IS" BASIS,
13 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 *  See the License for the specific language governing permissions and
15 *  limitations under the License.
16 */
17
18/*
19 * This implementation is based on the class of the same name in
20 * org.apache.harmony.luni.util.
21 */
22
23package org.apache.harmony.awt.internal.nls;
24
25import java.io.IOException;
26import java.io.InputStream;
27import java.util.logging.Logger;
28import java.util.Locale;
29import java.util.PropertyResourceBundle;
30import java.util.ResourceBundle;
31import java.util.MissingResourceException;
32
33/**
34 * This class contains helper methods for loading resource bundles and
35 * formatting external message strings.
36 */
37public final class MsgHelp {
38    /** name of the resource for this class */
39    private static final String RESOURCE_NAME =
40        "/org/apache/harmony/awt/internal/nls/messages.properties";
41
42    /** the resource bundle for this class */
43    private static final ResourceBundle THE_BUNDLE;
44
45    static {
46        ResourceBundle rb = null;
47
48        try {
49            InputStream in = MsgHelp.class.getResourceAsStream(
50                    RESOURCE_NAME);
51            rb = new PropertyResourceBundle(in);
52        } catch (IOException ex) {
53            Logger.global.warning("Couldn't read resource bundle: " +
54                    ex);
55        } catch (RuntimeException ex) {
56            // Shouldn't happen, but deal at least somewhat gracefully.
57            Logger.global.warning("Couldn't find resource bundle: " +
58                    ex);
59        }
60
61        THE_BUNDLE = rb;
62    }
63
64    public static String getString(String msg) {
65        if (THE_BUNDLE == null) {
66            return msg;
67        }
68        try {
69            return THE_BUNDLE.getString(msg);
70        } catch (MissingResourceException e) {
71            return "Missing message: " + msg;
72        }
73    }
74
75    static public String getString(String msg, Object[] args) {
76        String format = msg;
77        if (THE_BUNDLE != null) {
78            try {
79                format = THE_BUNDLE.getString(msg);
80            } catch (MissingResourceException e) {
81            }
82        }
83
84        return org.apache.harmony.luni.util.MsgHelp.format(format, args);
85    }
86}
87