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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.maven.plugin.ide;
20  
21  import java.text.MessageFormat;
22  import java.util.MissingResourceException;
23  import java.util.ResourceBundle;
24  
25  /**
26   * @author <a href="mailto:fgiust@users.sourceforge.net">Fabrizio Giustina</a>
27   * @version $Id: Messages.java 595476 2007-11-15 22:21:55Z aheritier $
28   */
29  class Messages
30  {
31  
32      /**
33       * bundle filename.
34       */
35      private static final String BUNDLE_NAME = "org.apache.maven.plugin.ide.messages"; //$NON-NLS-1$
36  
37      /**
38       * Static resource bundle.
39       */
40      private static final ResourceBundle RESOURCE_BUNDLE = ResourceBundle.getBundle( BUNDLE_NAME );
41  
42      /**
43       * Don't instantiate.
44       */
45      private Messages()
46      {
47      }
48  
49      /**
50       * Returns a string from the bundle.
51       * 
52       * @param key message key
53       * @return message value or <code>!key!</code> if key is not found
54       */
55      public static String getString( String key )
56      {
57          try
58          {
59              return RESOURCE_BUNDLE.getString( key );
60          }
61          catch ( MissingResourceException e )
62          {
63              return '!' + key + '!';
64          }
65      }
66  
67      /**
68       * Returns a string from the bundle, formatting it using provided params.
69       * 
70       * @param key message key
71       * @param params MessageFormat arguments
72       * @return message value or <code>!key!</code> if key is not found
73       */
74      public static String getString( String key, Object[] params )
75      {
76          try
77          {
78              return MessageFormat.format( RESOURCE_BUNDLE.getString( key ), params );
79          }
80          catch ( MissingResourceException e )
81          {
82              return '!' + key + '!';
83          }
84      }
85  
86      /**
87       * Returns a string from the bundle, formatting it using provided param.
88       * 
89       * @param key message key
90       * @param param MessageFormat arguments
91       * @return message value or <code>!key!</code> if key is not found
92       */
93      public static String getString( String key, Object param )
94      {
95          return getString( key, new Object[] { param } );
96      }
97  }