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1   /**
2    *
3    * Copyright 2003-2004 The Apache Software Foundation
4    *
5    *  Licensed under the Apache License, Version 2.0 (the "License");
6    *  you may not use this file except in compliance with the License.
7    *  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  package org.apache.geronimo.common.propertyeditor;
19  
20  import java.io.ByteArrayInputStream;
21  import java.io.IOException;
22  import java.util.Properties;
23  import java.util.Map;
24  
25  /**
26   * A property editor for {@link java.util.Properties}.
27   *
28   * @version $Rev: 356022 $ $Date: 2005-12-11 12:58:34 -0800 (Sun, 11 Dec 2005) $
29   */
30  public class MapEditor
31     extends TextPropertyEditorSupport
32  {
33      /**
34       *
35       * @throws PropertyEditorException  An IOException occured.
36       */
37      public void setAsText(String text) {
38          try {
39              ByteArrayInputStream is = new ByteArrayInputStream(text == null? new byte[0]: text.getBytes());
40              Properties p = new Properties();
41              p.load(is);
42              
43              setValue((Map)p);
44          } catch (IOException e) {
45              throw new PropertyEditorException(e);
46          }
47      }
48  
49      public String getAsText() {
50          Map map = (Map) getValue();
51          if (!(map instanceof Properties)) {
52              Properties p = new Properties();
53              if (map != null) {
54                  p.putAll(map);
55              }
56              map = p;
57          }
58          return map.toString();
59      }
60  }