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1   /**
2    * This file Copyright (c) 2013 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.i18nsystem;
35  
36  import java.text.MessageFormat;
37  
38  import javax.inject.Inject;
39  
40  /**
41   * A convenience component around {@link TranslationService} and {@link LocaleProvider} for getting messages based on a single, well-known, key.
42   * It also allows formatting of parameters into messages using the {@link MessageFormat} format.
43   *
44   * @see java.text.MessageFormat
45   */
46  public class SimpleTranslator {
47      private final TranslationService translationService;
48      private final LocaleProvider localeProvider;
49  
50      @Inject
51      public SimpleTranslator(TranslationService translationService, LocaleProvider localeProvider) {
52          this.translationService = translationService;
53          this.localeProvider = localeProvider;
54      }
55  
56      public String translate(String key, Object... args) {
57          final String msg = translationService.translate(localeProvider, new String[]{key});
58          if (args.length > 0) {
59              return new MessageFormat(msg, localeProvider.getLocale()).format(args);
60          } else {
61              return msg;
62          }
63      }
64  }